00521.us - robtex.com

00521.us

CNAMEpr-www-zipcode-us.expedrion.biz
CNAMEregistry-web-320964443.us-east-1.elb.amazonaws.com
DNSSEC⚠️ Not signed
A3.208.0.46🇺🇸 Amazon
PTRec2-3-208-0-46.compute-1.amazonaws.com
A44.208.51.223🇺🇸 Amazon

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us ⭐ 🔒
NSb.cctld.us 🔒
NSf.cctld.us 🔒
NSk.cctld.us 🔒
NSm.cctld.us 🔒
NSn.cctld.us 🔒
NSw.cctld.us 🔒
NSx.cctld.us 🔒
NSy.cctld.us 🔒
SOAa.cctld.usadmin@tldns.godaddy serial=1771291699

Same first word

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00521.com
00521.cn

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15200.net

DNS History

20 records (3 active, 17 former)

20162017201820192020202120222023202420252026NSns1.parkco2.neustar.bizns2.parkco2.neustar.bizA52.21.10.6952.3.211.3652.3.67.18052.4.3.11252.4.3.8752.6.237.24052.7.81.24252.86.39.13054.165.136.19054.165.65.254.208.142.18354.210.49.16654.236.205.17154.84.109.127CNAMEpr-www-zipcode-us.expedrion.bizpr-zipcodes-us.neuweb.bizws-pr-web-zipcodes-525549249.us-east-1.elb.amazonaws.comzip-lb.neuweb.biz
●NSns1.parkco2.neustar.biz2026-02-22 → 2026-02-22 · 2 obs
● 2026-02-22 11:25:34
● 2026-02-22 14:55:40
●NSns2.parkco2.neustar.biz2026-02-22 → 2026-02-22 · 2 obs
● 2026-02-22 11:25:34
● 2026-02-22 14:55:40
○A52.21.10.692015-10-10 → 2015-10-10 · 4 obs
○ 2015-05-10 16:51:10
● 2015-10-10 11:50:46
○ 2015-12-25 06:09:30
○ 2026-02-22 14:55:40
○A52.3.211.362015-10-10 → 2015-10-10 · 4 obs
○ 2015-05-10 16:51:10
● 2015-10-10 11:50:46
○ 2015-12-25 06:09:30
○ 2026-02-22 14:55:40
○A52.3.67.1802016-01-09 → 2016-01-09 · 4 obs
○ 2015-12-25 06:09:30
● 2016-01-09 07:17:00
○ 2016-03-13 12:06:02
○ 2026-02-22 14:55:40
○A52.4.3.1122015-05-10 → 2015-05-10 · 3 obs
● 2015-05-10 16:51:10
○ 2026-02-22 11:25:34
○ 2026-02-22 14:55:40
○A52.4.3.872015-05-10 → 2015-05-10 · 3 obs
● 2015-05-10 16:51:10
○ 2026-02-22 11:25:34
○ 2026-02-22 14:55:40
○A52.6.237.2402015-10-10 → 2015-10-10 · 4 obs
○ 2015-05-10 16:51:10
● 2015-10-10 11:50:46
○ 2015-12-25 06:09:30
○ 2026-02-22 14:55:40
○A52.7.81.2422016-03-13 → 2016-03-13 · 4 obs
○ 2016-01-09 07:17:00
● 2016-03-13 12:06:02
○ 2016-04-09 16:44:14
○ 2026-02-22 14:55:40
○A52.86.39.1302016-03-13 → 2016-03-13 · 4 obs
○ 2016-01-09 07:17:00
● 2016-03-13 12:06:02
○ 2016-04-09 16:44:14
○ 2026-02-22 14:55:40
○A54.165.136.1902016-04-09 → 2016-04-11 · 5 obs
○ 2016-03-13 12:06:02
● 2016-04-09 16:44:14
● 2016-04-11 01:51:28
○ 2026-02-22 11:25:34
○ 2026-02-22 14:55:40
○A54.165.65.22016-01-09 → 2016-01-09 · 4 obs
○ 2015-12-25 06:09:30
● 2016-01-09 07:17:00
○ 2016-03-13 12:06:02
○ 2026-02-22 14:55:40
○A54.208.142.1832015-12-25 → 2015-12-25 · 4 obs
○ 2015-10-10 11:50:46
● 2015-12-25 06:09:30
○ 2016-01-09 07:17:00
○ 2026-02-22 14:55:40
○A54.210.49.1662016-03-13 → 2016-03-13 · 4 obs
○ 2016-01-09 07:17:00
● 2016-03-13 12:06:02
○ 2016-04-09 16:44:14
○ 2026-02-22 14:55:40
○A54.236.205.1712015-12-25 → 2015-12-25 · 4 obs
○ 2015-10-10 11:50:46
● 2015-12-25 06:09:30
○ 2016-01-09 07:17:00
○ 2026-02-22 14:55:40
○A54.84.109.1272015-05-10 → 2015-05-10 · 3 obs
● 2015-05-10 16:51:10
○ 2026-02-22 11:25:34
○ 2026-02-22 14:55:40
●CNAMEpr-www-zipcode-us.expedrion.biz2026-02-22 → 2026-02-22 · 3 obs
○ 2016-04-11 01:51:28
● 2026-02-22 11:25:34
● 2026-02-22 14:55:40
○CNAMEpr-zipcodes-us.neuweb.biz2015-10-10 → 2016-04-11 · 5 obs
○ 2015-05-10 16:51:10
● 2015-10-10 11:50:46
● 2016-04-11 01:51:28
○ 2026-02-22 11:25:34
○ 2026-02-22 14:55:40
○CNAMEws-pr-web-zipcodes-525549249.us-east-1.elb.amazonaws.com2015-10-10 → 2016-04-11 · 5 obs
○ 2015-05-10 16:51:10
● 2015-10-10 11:50:46
● 2016-04-11 01:51:28
○ 2026-02-22 11:25:34
○ 2026-02-22 14:55:40
○CNAMEzip-lb.neuweb.biz2015-05-10 → 2016-04-11 · 4 obs
● 2015-05-10 16:51:10
● 2016-04-11 01:51:28
○ 2026-02-22 11:25:34
○ 2026-02-22 14:55:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...-
00521.usns1.parkco2.neustar.biz, ns2.parkco2.neustar.biz-

✅ Authoritative Response

Server: 3.220.94.231

NS records: ns1.parkco2.neustar.biz, ns2.parkco2.neustar.biz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 00521.us (unsigned zone)

⏱️ Timing

Total: 374ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1pr-www-zipcode-us.expedrion.biz

AI analysis

00521.us points to two IP numbers: 3.208.0.46 and 44.208.51.223.

Other host names, for example zipcode.us, registry-web-320964443.us-east-1.elb.amazonaws.com, ec2-44-208-51-223.compute-1.amazonaws.com and ec2-3-208-0-46.compute-1.amazonaws.com share IP numbers with 00521.us.