postcalc.usps.com - robtex.com

postcalc.usps.com

CNAMEwildcard.usps.com.edgekey.net
CNAMEe6531.dsca.akamaiedge.net
DNSSEC⚠️ Not signed
A2600:1408:5400:385::1983🇺🇸 AKAMAI-ASN12600:1408:5400::/48 Akamai Technologies
PTRg2600-1408-5400-0385-0000-0000-0000-1983.deploy.static.akamaitechnologies.com
A2600:1408:5400:389::1983🇺🇸 AKAMAI-ASN12600:1408:5400::/48 Akamai Technologies
A23.220.128.243🇺🇸 Akamai23.220.128.0/22 Technologies

usps.com

DNSSEC⚠️ Not signed
A56.0.134.100🇺🇸 AS577456.0.128.0/19
NSdns141.usps.com ⭐
NSdns082.usps.com
MXmxa-0038fd02.gslb.gpphosted.com ⭐
MXmxb-0038fd02.gslb.gpphosted.com ⭐
TXTt5cmxmtc9bsyn3lnh9cp61w7zl6p9dmh
TXTapple-domain-verification=1mTpTvcYUbpLD2DCGn6S7e8E7GNEuCbLmsnOVoINlXk
TXTm8gzt1kxn0b8hm22m2154p7dgkwrqllc
TXTv=spf1 ip4:56.0.0.0/16 -all
TXTMS=ms75843013
TXTMS=891EBC03C14DB5081F9801A66F922A606978EBD3
TXTxh9xzqypj83py3z3049hr39d5m75sffn
TXTU0S4P86940
TXTgoogle-site-verification=g8v2m4CGzjzeR7BlXEWdkPw_Vee3KLd5Msu1oxq9X4Y
TXTwbbcfpqr2lfkgls6hh8gtxrn3y16p7yx
TXT5gnbvs23tq9vmq20zmtgsydzs39qpksb
SOAdns141.usps.comdomainadmin@imail.usps.gov serial=711473863
WOT: SAFE (93/100)
rank #969 globally
rank #542 in the tld
This domain name, "usps.com", is owned by the United States Postal Service, the independent agency of the executive branch of the United States federal government responsible for providing postal service in the United States. The domain is primarily used for customer services such as tracking packages, calculating shipping prices, finding post office locations, and buying stamps online.WOT: SAFE (94/100)
📈 Tranco rank: #820
usps.com - Tranco Rank (30d: →±0)814815820825830832Feb 22Mar 3Mar 12Mar 21Mar 29Rank#821#821

United States Postal Service

usps.com is the official website of the United States Postal Service (USPS), an independent agency of the U.S. federal government and one of the world's largest postal organizations. Operating continuously since 1775, USPS delivers mail and packages to over 160 million addresses across the United States and its territories.

Services

  • Mail Services: First-Class Mail, Priority Mail, Priority Mail Express, USPS Ground Advantage
  • Digital Tools: Click-N-Ship label printing, Informed Delivery (digital mail previews), package tracking
  • Retail Products: Stamps, PO Box rentals, money orders, passport services
  • Business Solutions: Bulk mailing, commercial shipping rates, pickup scheduling

Technical Infrastructure

TypeDetails
IP Address56.0.134.100
AS NumberAS5774 (USPS-AS)
Nameserversdns141.usps.com, dns082.usps.com (self-hosted on 56.0.0.0/8)
MailProofpoint-hosted (mxa/mxb-0038fd02.gslb.gpphosted.com)
DNSSECNot signed
SPFStrict (-all) limiting to 56.0.0.0/16

USPS operates its own IP allocation (56.0.0.0/8, one of the few Class A blocks held by government entities) and self-hosts its authoritative DNS infrastructure, while outsourcing email security to Proofpoint.

Same first word

postcalc.ru
postcalc.com

Similar names

coatsplc.com
sactocpl.com
coatsplc.co.uk
plascoct.com
stacoplc.com
catclops.com
plastocc.com
calcspot.com

DNS History

142 records (1 active, 141 former)

20162017201820192020202120222023202420252026A104.108.184.127104.117.22.132104.70.69.201104.72.70.40104.72.70.50104.72.70.80104.72.70.82104.90.81.17104.95.60.224124.155.223.111124.40.42.40124.40.42.46125.56.219.10125.56.219.11184.25.157.40184.25.157.65184.25.48.132184.25.56.122184.25.56.125184.25.56.139184.50.229.182184.50.229.184184.50.232.57184.50.232.88190.98.140.10190.98.140.11190.98.146.51190.98.146.56200.123.198.153200.123.198.1602001:2031:0:2::d1aa:4f5b2001:2031:0:2::d1aa:4f612001:418:1401:6f::a5fe:d2a22001:418:1401:6f::a5fe:d2c82001:418:1401:7d::a5fe:292001:418:1401:7d::a5fe:a2001:418:1401:a::a5fe:317d2001:418:1401:a::a5fe:319c2001:428:2402:411::c6e9:8f092001:428:2402:411::c6e9:8f0b2001:428:4402::3fee:541b2001:428:4402::3fee:54432001:428:4403::d8ce:24202001:428:4403::d8ce:24222001:4de0:2103:188::1bf22001:4de0:2103:18f::1bf22001:559:19:96::1bf22001:559:19:9c::1bf22001:590:1:202::c62f:740c2001:590:1:202::c62f:742a2001:590:1:202::c62f:744b2001:590:1:302::451f:4c092001:590:1:302::451f:4c332001:590:1001::451f:143a2001:590:1001::451f:14512001:590:1009:189::1bf22001:590:1009:18b::1bf22001:590:100b:187::1bf22001:590:100b:192::1bf2203.116.50.48204.2.148.138204.2.148.169208.185.115.10208.185.115.27209.170.118.145209.170.118.16923.0.245.12123.196.143.12323.205.115.15423.205.115.23423.207.201.1623.3.13.21723.3.13.21823.32.241.6523.32.241.8323.32.241.8823.37.7.17123.59.189.8923.59.189.9823.61.194.17623.61.194.18723.9.102.2192406:3000:a:1::7c9b:df6f2406:3000:a:1::cb74:32302600:1406:34::b819:38f22600:1406:34::b819:39112600:1408:10::1703:dd92600:1408:10::1703:dda2600:1408:10:186::1bf22600:1408:10:187::1bf22600:1408:10:18d::1bf22600:1408:10:190::1bf22600:1408:10:199::1bf22600:1408:17::173e:6712600:1408:17::173e:6892600:1408:e:183::1bf22600:1408:e:187::1bf22600:1408:e:190::1bf22600:1408:e:1a0::1bf22600:1409:a::b81b:b2912600:1409:a::b81b:b29a2600:140b:4::1720:f1412600:140b:4::1720:f1532600:140b:4::1720:f1582600:1415:11::1701:f07a2600:1415:11::6848:460a2600:1415:11::6848:46102600:1415:11::6848:46282600:1415:11::6848:46322800:240:c::be62:8c0a2800:240:c::be62:8c0b2a02:26f0:13b:193::1bf22a02:26f0:13b:19e::1bf22a02:26f0:71::58dd:de572a02:26f0:71::58dd:de5e2a02:26f0:71::5c7b:48982a02:26f0:71::5c7b:48a72a02:d28:10:25::48f9:c0412a02:d28:10:25::48f9:c04360.254.143.23763.130.161.11463.130.161.22963.130.78.1163.130.78.4869.192.4.12969.192.4.14769.31.16.16969.31.16.5772.247.223.15488.221.222.8788.221.222.9492.123.72.15292.123.72.16796.17.15.2496.17.15.6796.17.72.8CNAMEwildcard.usps.com.edgekey.neta501.dscb.akamai.neta501.dscb.akamai.net.0.1.cn.akamaitech.nete7154.dscb.akamaiedge.netpostcalc.usps.com.edgesuite.netratecalc.usps.com.edgekey.net
○A104.108.184.1272016-11-23 → 2016-11-23 · 4 obs
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○A104.117.22.1322016-09-25 → 2016-09-25 · 4 obs
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○A104.70.69.2012016-01-19 → 2016-01-19 · 4 obs
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○A104.72.70.402015-09-12 → 2015-10-03 · 7 obs
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○A104.72.70.802015-07-14 → 2015-07-14 · 3 obs
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○A104.72.70.822015-07-14 → 2015-07-14 · 3 obs
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○A124.155.223.1112015-10-06 → 2015-10-06 · 4 obs
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○A124.40.42.462015-09-12 → 2015-09-12 · 4 obs
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○A125.56.219.102015-07-14 → 2015-10-07 · 6 obs
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○A125.56.219.112015-07-14 → 2015-07-14 · 3 obs
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○A184.25.157.402015-09-12 → 2015-09-12 · 4 obs
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○A184.25.157.652015-09-12 → 2015-09-12 · 4 obs
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○A184.25.48.1322016-03-31 → 2016-06-23 · 8 obs
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○A184.25.56.1222015-10-07 → 2015-10-07 · 4 obs
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○A184.25.56.1252015-09-12 → 2015-10-07 · 7 obs
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○A184.50.229.1822015-10-07 → 2015-10-07 · 4 obs
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○A184.50.229.1842015-10-07 → 2015-10-07 · 4 obs
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○A184.50.232.572015-07-14 → 2015-07-14 · 3 obs
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○A184.50.232.882015-07-14 → 2015-07-14 · 3 obs
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○A190.98.140.102015-09-12 → 2015-10-06 · 7 obs
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○A200.123.198.1532015-09-12 → 2015-10-03 · 5 obs
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○A2001:2031:0:2::d1aa:4f5b2015-10-18 → 2015-10-18 · 4 obs
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○A2001:428:4403::d8ce:24202015-10-15 → 2015-10-15 · 4 obs
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○A2001:4de0:2103:188::1bf22016-08-31 → 2016-08-31 · 4 obs
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○A2001:559:19:96::1bf22016-03-31 → 2016-05-28 · 7 obs
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○A2001:590:1:202::c62f:740c2015-07-14 → 2015-10-06 · 4 obs
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○A2001:590:1:302::451f:4c092015-10-09 → 2015-10-09 · 4 obs
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○A2001:590:1001::451f:143a2015-11-23 → 2015-11-23 · 4 obs
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○A2001:590:1009:189::1bf22016-01-18 → 2016-01-18 · 4 obs
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○A203.116.50.482015-10-06 → 2015-10-06 · 4 obs
○ 2015-10-03 22:54:06
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A204.2.148.1382015-11-23 → 2015-11-23 · 4 obs
○ 2015-10-18 02:05:50
● 2015-11-23 09:05:08
○ 2015-12-07 22:57:32
○ 2026-03-31 06:26:14
○A204.2.148.1692015-11-23 → 2015-11-23 · 4 obs
○ 2015-10-18 02:05:50
● 2015-11-23 09:05:08
○ 2015-12-07 22:57:32
○ 2026-03-31 06:26:14
○A208.185.115.102015-09-12 → 2015-09-12 · 5 obs
○ 2015-07-14 09:06:48
● 2015-09-12 12:42:14
● 2015-09-12 13:25:34
○ 2015-09-12 14:55:54
○ 2026-03-31 06:26:14
○A208.185.115.272015-09-12 → 2015-09-12 · 5 obs
○ 2015-07-14 09:06:48
● 2015-09-12 12:42:14
● 2015-09-12 13:25:34
○ 2015-09-12 14:55:54
○ 2026-03-31 06:26:14
○A209.170.118.1452015-09-12 → 2015-09-12 · 4 obs
○ 2015-09-12 13:25:34
● 2015-09-12 14:55:54
○ 2015-10-03 22:54:06
○ 2026-03-31 06:26:14
○A209.170.118.1692015-09-12 → 2015-09-12 · 4 obs
○ 2015-09-12 13:25:34
● 2015-09-12 14:55:54
○ 2015-10-03 22:54:06
○ 2026-03-31 06:26:14
○A23.0.245.1212016-02-29 → 2016-02-29 · 4 obs
○ 2016-01-19 19:04:54
● 2016-02-29 16:52:12
○ 2016-03-31 04:25:38
○ 2026-03-31 06:26:14
○A23.196.143.1232016-01-18 → 2016-01-18 · 4 obs
○ 2015-12-07 22:57:32
● 2016-01-18 13:56:50
○ 2016-01-19 19:04:54
○ 2026-03-31 06:26:14
○A23.205.115.1542015-10-06 → 2015-10-06 · 4 obs
○ 2015-10-03 22:54:06
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A23.205.115.2342015-10-06 → 2015-10-06 · 4 obs
○ 2015-10-03 22:54:06
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A23.207.201.162015-10-18 → 2015-10-18 · 4 obs
○ 2015-10-15 18:46:56
● 2015-10-18 02:05:50
○ 2015-11-23 09:05:08
○ 2026-03-31 06:26:14
○A23.3.13.2172015-09-12 → 2015-09-12 · 4 obs
○ 2015-09-12 12:42:14
● 2015-09-12 13:25:34
○ 2015-09-12 14:55:54
○ 2026-03-31 06:26:14
○A23.3.13.2182015-09-12 → 2015-09-12 · 4 obs
○ 2015-09-12 12:42:14
● 2015-09-12 13:25:34
○ 2015-09-12 14:55:54
○ 2026-03-31 06:26:14
○A23.32.241.652015-07-14 → 2015-10-06 · 8 obs
● 2015-07-14 09:06:48
● 2015-09-12 12:42:14
○ 2015-09-12 13:25:34
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A23.32.241.832015-07-14 → 2015-10-07 · 8 obs
● 2015-07-14 09:06:48
● 2015-09-12 12:42:14
○ 2015-09-12 13:25:34
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A23.32.241.882015-10-07 → 2015-10-07 · 4 obs
○ 2015-10-06 06:44:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A23.37.7.1712016-05-28 → 2016-05-28 · 4 obs
○ 2016-05-17 07:12:26
● 2016-05-28 08:43:16
○ 2016-06-23 15:56:44
○ 2026-03-31 06:26:14
○A23.59.189.892015-10-03 → 2015-10-06 · 5 obs
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A23.59.189.982015-10-03 → 2015-10-06 · 5 obs
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A23.61.194.1762015-07-14 → 2015-10-06 · 7 obs
● 2015-07-14 09:06:48
○ 2015-09-12 12:42:14
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A23.61.194.1872015-07-14 → 2015-10-06 · 7 obs
● 2015-07-14 09:06:48
○ 2015-09-12 12:42:14
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A23.9.102.2192016-08-31 → 2016-08-31 · 4 obs
○ 2016-08-06 00:12:10
● 2016-08-31 07:40:26
○ 2016-09-25 20:13:08
○ 2026-03-31 06:26:14
○A2406:3000:a:1::7c9b:df6f2015-07-14 → 2015-10-07 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2406:3000:a:1::cb74:32302015-07-14 → 2015-10-07 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2600:1406:34::b819:38f22015-07-14 → 2015-10-07 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2600:1406:34::b819:39112015-07-14 → 2015-10-07 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2600:1408:10::1703:dd92015-09-12 → 2015-09-12 · 4 obs
○ 2015-07-14 09:06:48
● 2015-09-12 12:42:14
○ 2015-09-12 13:25:34
○ 2026-03-31 06:26:14
○A2600:1408:10::1703:dda2015-09-12 → 2015-09-12 · 4 obs
○ 2015-07-14 09:06:48
● 2015-09-12 12:42:14
○ 2015-09-12 13:25:34
○ 2026-03-31 06:26:14
○A2600:1408:10:186::1bf22016-04-20 → 2016-06-23 · 7 obs
○ 2016-03-31 04:25:38
● 2016-04-20 09:05:02
○ 2016-05-17 07:12:26
○ 2016-05-28 08:43:16
● 2016-06-23 15:56:44
○ 2016-08-06 00:12:10
○ 2026-03-31 06:26:14
○A2600:1408:10:187::1bf22016-06-23 → 2016-06-23 · 4 obs
○ 2016-05-28 08:43:16
● 2016-06-23 15:56:44
○ 2016-08-06 00:12:10
○ 2026-03-31 06:26:14
○A2600:1408:10:18d::1bf22016-04-20 → 2016-06-23 · 7 obs
○ 2016-03-31 04:25:38
● 2016-04-20 09:05:02
○ 2016-05-17 07:12:26
○ 2016-05-28 08:43:16
● 2016-06-23 15:56:44
○ 2016-08-06 00:12:10
○ 2026-03-31 06:26:14
○A2600:1408:10:190::1bf22016-08-06 → 2016-09-25 · 6 obs
○ 2016-06-23 15:56:44
● 2016-08-06 00:12:10
○ 2016-08-31 07:40:26
● 2016-09-25 20:13:08
○ 2016-11-23 21:16:56
○ 2026-03-31 06:26:14
○A2600:1408:10:199::1bf22016-08-06 → 2016-09-25 · 6 obs
○ 2016-06-23 15:56:44
● 2016-08-06 00:12:10
○ 2016-08-31 07:40:26
● 2016-09-25 20:13:08
○ 2016-11-23 21:16:56
○ 2026-03-31 06:26:14
○A2600:1408:17::173e:6712015-12-07 → 2015-12-07 · 4 obs
○ 2015-11-23 09:05:08
● 2015-12-07 22:57:32
○ 2016-01-18 13:56:50
○ 2026-03-31 06:26:14
○A2600:1408:17::173e:6892015-12-07 → 2015-12-07 · 4 obs
○ 2015-11-23 09:05:08
● 2015-12-07 22:57:32
○ 2016-01-18 13:56:50
○ 2026-03-31 06:26:14
○A2600:1408:e:183::1bf22016-02-29 → 2016-02-29 · 4 obs
○ 2016-01-19 19:04:54
● 2016-02-29 16:52:12
○ 2016-03-31 04:25:38
○ 2026-03-31 06:26:14
○A2600:1408:e:187::1bf22016-02-29 → 2016-05-17 · 7 obs
○ 2016-01-19 19:04:54
● 2016-02-29 16:52:12
○ 2016-03-31 04:25:38
○ 2016-04-20 09:05:02
● 2016-05-17 07:12:26
○ 2016-05-28 08:43:16
○ 2026-03-31 06:26:14
○A2600:1408:e:190::1bf22016-02-29 → 2016-02-29 · 4 obs
○ 2016-01-19 19:04:54
● 2016-02-29 16:52:12
○ 2016-03-31 04:25:38
○ 2026-03-31 06:26:14
○A2600:1408:e:1a0::1bf22016-05-17 → 2016-05-17 · 4 obs
○ 2016-04-20 09:05:02
● 2016-05-17 07:12:26
○ 2016-05-28 08:43:16
○ 2026-03-31 06:26:14
○A2600:1409:a::b81b:b2912015-07-14 → 2015-10-07 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2600:1409:a::b81b:b29a2015-07-14 → 2015-10-07 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2600:140b:4::1720:f1412015-07-14 → 2015-10-06 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A2600:140b:4::1720:f1532015-07-14 → 2015-10-07 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2600:140b:4::1720:f1582015-10-07 → 2015-10-07 · 4 obs
○ 2015-10-06 06:44:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2600:1415:11::1701:f07a2015-09-12 → 2015-10-07 · 8 obs
○ 2015-07-14 09:06:48
● 2015-09-12 12:42:14
● 2015-09-12 14:55:54
○ 2015-10-03 22:54:06
○ 2015-10-06 06:44:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2600:1415:11::6848:460a2015-07-14 → 2015-07-14 · 3 obs
● 2015-07-14 09:06:48
○ 2015-09-12 12:42:14
○ 2026-03-31 06:26:14
○A2600:1415:11::6848:46102015-07-14 → 2015-10-07 · 7 obs
● 2015-07-14 09:06:48
● 2015-09-12 14:55:54
○ 2015-10-03 22:54:06
○ 2015-10-06 06:44:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2600:1415:11::6848:46282015-10-03 → 2015-10-06 · 5 obs
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A2600:1415:11::6848:46322015-10-03 → 2015-10-06 · 5 obs
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A2800:240:c::be62:8c0a2015-07-14 → 2015-10-07 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2800:240:c::be62:8c0b2015-07-14 → 2015-10-07 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2a02:26f0:13b:193::1bf22016-11-23 → 2016-11-23 · 4 obs
○ 2016-09-25 20:13:08
● 2016-11-23 21:16:56
○ 2020-02-06 08:57:24
○ 2026-03-31 06:26:14
○A2a02:26f0:13b:19e::1bf22016-11-23 → 2016-11-23 · 4 obs
○ 2016-09-25 20:13:08
● 2016-11-23 21:16:56
○ 2020-02-06 08:57:24
○ 2026-03-31 06:26:14
○A2a02:26f0:71::58dd:de572015-07-14 → 2015-07-14 · 3 obs
● 2015-07-14 09:06:48
○ 2015-09-12 12:42:14
○ 2026-03-31 06:26:14
○A2a02:26f0:71::58dd:de5e2015-07-14 → 2015-07-14 · 3 obs
● 2015-07-14 09:06:48
○ 2015-09-12 12:42:14
○ 2026-03-31 06:26:14
○A2a02:26f0:71::5c7b:48982015-09-12 → 2015-10-07 · 5 obs
○ 2015-07-14 09:06:48
● 2015-09-12 12:42:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2a02:26f0:71::5c7b:48a72015-09-12 → 2015-10-07 · 5 obs
○ 2015-07-14 09:06:48
● 2015-09-12 12:42:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A2a02:d28:10:25::48f9:c0412015-10-03 → 2015-10-03 · 4 obs
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
○ 2015-10-06 06:44:14
○ 2026-03-31 06:26:14
○A2a02:d28:10:25::48f9:c0432015-10-03 → 2015-10-03 · 4 obs
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
○ 2015-10-06 06:44:14
○ 2026-03-31 06:26:14
○A60.254.143.2372015-09-12 → 2015-10-07 · 7 obs
○ 2015-09-12 13:25:34
● 2015-09-12 14:55:54
○ 2015-10-03 22:54:06
○ 2015-10-06 06:44:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A63.130.161.1142015-10-03 → 2015-10-15 · 5 obs
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
● 2015-10-15 18:46:56
○ 2015-10-18 02:05:50
○ 2026-03-31 06:26:14
○A63.130.161.2292015-10-03 → 2015-10-15 · 5 obs
○ 2015-09-12 14:55:54
● 2015-10-03 22:54:06
● 2015-10-15 18:46:56
○ 2015-10-18 02:05:50
○ 2026-03-31 06:26:14
○A63.130.78.112015-12-07 → 2015-12-07 · 4 obs
○ 2015-11-23 09:05:08
● 2015-12-07 22:57:32
○ 2016-01-18 13:56:50
○ 2026-03-31 06:26:14
○A63.130.78.482015-12-07 → 2015-12-07 · 4 obs
○ 2015-11-23 09:05:08
● 2015-12-07 22:57:32
○ 2016-01-18 13:56:50
○ 2026-03-31 06:26:14
○A69.192.4.1292015-09-12 → 2015-09-12 · 4 obs
○ 2015-09-12 12:42:14
● 2015-09-12 13:25:34
○ 2015-09-12 14:55:54
○ 2026-03-31 06:26:14
○A69.192.4.1472015-09-12 → 2015-09-12 · 4 obs
○ 2015-09-12 12:42:14
● 2015-09-12 13:25:34
○ 2015-09-12 14:55:54
○ 2026-03-31 06:26:14
○A69.31.16.1692015-07-14 → 2015-10-06 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A69.31.16.572015-07-14 → 2015-10-06 · 4 obs
● 2015-07-14 09:06:48
● 2015-10-06 06:44:14
○ 2015-10-07 19:20:02
○ 2026-03-31 06:26:14
○A72.247.223.1542015-09-12 → 2015-10-07 · 7 obs
○ 2015-09-12 13:25:34
● 2015-09-12 14:55:54
○ 2015-10-03 22:54:06
○ 2015-10-06 06:44:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A88.221.222.872015-07-14 → 2015-07-14 · 3 obs
● 2015-07-14 09:06:48
○ 2015-09-12 12:42:14
○ 2026-03-31 06:26:14
○A88.221.222.942015-07-14 → 2015-07-14 · 3 obs
● 2015-07-14 09:06:48
○ 2015-09-12 12:42:14
○ 2026-03-31 06:26:14
○A92.123.72.1522015-09-12 → 2015-10-07 · 5 obs
○ 2015-07-14 09:06:48
● 2015-09-12 12:42:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A92.123.72.1672015-09-12 → 2015-10-07 · 5 obs
○ 2015-07-14 09:06:48
● 2015-09-12 12:42:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A96.17.15.242015-07-14 → 2015-10-07 · 7 obs
● 2015-07-14 09:06:48
● 2015-09-12 14:55:54
○ 2015-10-03 22:54:06
○ 2015-10-06 06:44:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A96.17.15.672015-07-14 → 2015-10-07 · 7 obs
● 2015-07-14 09:06:48
● 2015-09-12 14:55:54
○ 2015-10-03 22:54:06
○ 2015-10-06 06:44:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○A96.17.72.82015-09-12 → 2015-10-07 · 7 obs
○ 2015-07-14 09:06:48
● 2015-09-12 12:42:14
● 2015-10-03 22:54:06
○ 2015-10-06 06:44:14
● 2015-10-07 19:20:02
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
○CNAMEa501.dscb.akamai.net2015-09-12 → 2015-12-07 · 5 obs
○ 2015-07-14 09:06:48
● 2015-09-12 12:42:14
● 2015-12-07 22:57:32
○ 2016-01-18 13:56:50
○ 2026-03-31 06:26:14
○CNAMEa501.dscb.akamai.net.0.1.cn.akamaitech.net2015-09-12 → 2015-11-23 · 8 obs
○ 2015-09-12 12:42:14
● 2015-09-12 14:55:54
○ 2015-10-03 22:54:06
○ 2015-10-06 06:44:14
● 2015-10-07 19:20:02
● 2015-11-23 09:05:08
○ 2015-12-07 22:57:32
○ 2026-03-31 06:26:14
○CNAMEe7154.dscb.akamaiedge.net2016-01-18 → 2016-11-23 · 5 obs
○ 2015-12-07 22:57:32
● 2016-01-18 13:56:50
● 2016-11-23 21:16:56
○ 2020-02-06 08:57:24
○ 2026-03-31 06:26:14
○CNAMEpostcalc.usps.com.edgesuite.net2015-07-14 → 2015-12-07 · 4 obs
● 2015-07-14 09:06:48
● 2015-12-07 22:57:32
○ 2016-01-18 13:56:50
○ 2026-03-31 06:26:14
○CNAMEratecalc.usps.com.edgekey.net2016-01-18 → 2020-02-22 · 5 obs
○ 2015-12-07 22:57:32
● 2016-01-18 13:56:50
● 2020-02-22 04:13:00
○ 2026-02-19 20:46:52
○ 2026-03-31 06:26:14
●CNAMEwildcard.usps.com.edgekey.net2026-02-19 → 2026-03-31 · 3 obs
○ 2020-02-22 04:13:00
● 2026-02-19 20:46:52
● 2026-03-31 06:26:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...-
usps.comdns141.usps.com, dns082.usps.com2 records

✅ Authoritative Response

Server:56.0.141.25

NS records: dns141.usps.com, dns082.usps.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usps.com (unsigned zone)

⏱️ Timing

Total: 344ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1wildcard.usps.com.edgekey.net

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (dns141.usps.com, dns082.usps.com)

Analysis

IP Addresses

Three IP numbers (2600:1408:5400:385::1983, 2600:1408:5400:389::1983 and 23.220.128.243) are pointed to by postcalc.usps.com.

Other host names, for instance a23-220-128-243.deploy.static.akamaitechnologies.com, g2600-1408-5400-0389-0000-0000-0000-1983.deploy.static.akamaitechnologies.com and e6531.dsca.akamaiedge.net share IP numbers with postcalc.usps.com.