str.com - robtex.com

str.com

DNSSEC⚠️ Not signed
A2600:1408:5400:d88::23f2🇺🇸 AKAMAI-ASN12600:1408:5400::/48 Akamai Technologies
PTRg2600-1408-5400-0d88-0000-0000-0000-23f2.deploy.static.akamaitechnologies.com
A2600:1408:5400:da0::23f2🇺🇸 AKAMAI-ASN12600:1408:5400::/48 Akamai Technologies
A23.204.223.200🇦🇺 Akamai23.204.192.0/19 Technologies
NSns1.costar.com ⭐
A65.222.181.8🇺🇸 COSTAR-Reston65.222.180.0/23 Reston Subnet
PTRns1.bizquest.com
PTRns1.costar.com
PTRns1.bizbuysell.net
NSa1-73.akam.net
A2600:1401:2::49🇺🇸 Akamai2600:1401:2::/48 Technologies
PTRa1-73.akam.net
PTRns1-73.akam.net
A193.108.91.73🇳🇱 Akamai193.108.91.0/24 Technologies
PTRa1-73.akam.net
PTRns1-73.akam.net
NSa22-64.akam.net
A2600:1480:7800::40🇺🇸 Akamai2600:1480:7800::/48 Technologies
PTRa22-64.akam.net
A23.211.61.64🇺🇸 Akamai23.211.61.0/24 Technologies
PTRa22-64.akam.net
PTRasia3.akam.net
NSa3-65.akam.net
A2600:1408:1c::41🇺🇸 Akamai2600:1408:1c::/48 Technologies
PTRa3-65.akam.net
PTRns7-65.akam.net
A96.7.49.65🇺🇸 Akamai96.7.49.0/24 Technologies
PTRa3-65.akam.net
PTRns7-65.akam.net
PTRuse3.akam.net
NSa4-66.akam.net
A2600:1480:9000::42🇺🇸 Akamai2600:1480:9000::/48 Technologies
PTRa4-66.akam.net
A72.246.46.66🇺🇸 Akamai72.246.46.0/24 Technologies
PTRa4-66.akam.net
NSa6-67.akam.net
A2600:1401:1::43🇺🇸 Akamai2600:1401:1::/48 Technologies
PTRa6-67.akam.net
A23.211.133.67🇺🇸 Akamai23.211.133.0/24 Technologies
PTRa6-67.akam.net
NSa9-64.akam.net
A2a02:26f0:117::40🇳🇱 Akamai2a02:26f0:117::/48 Technologies
PTRa9-64.akam.net
PTRns5-64.akam.net
A184.85.248.64🇺🇸 Akamai184.85.248.0/24 Technologies
PTRa9-64.akam.net
PTRasia4.akam.net
PTRns5-64.akam.net
MXcostar-com.mail.protection.outlook.com ⭐
A2a01:111:f403:f805::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-co1pr03cu00301.inbound.protection.outlook.com
A2a01:111:f403:f908::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bn1pr04cu00101.inbound.protection.outlook.com
A2a01:111:f403:f90a::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bn8pr03cu00201.inbound.protection.outlook.com
A2a01:111:f403:f912::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-cy5pr03cu00200.inbound.protection.outlook.com
A40.93.192.4🇺🇸 Microsoft40.80.0.0/12
PTRmail-dm2pr04cu00404.inbound.protection.outlook.com
A52.101.9.11🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bl2pr04cu00103.inbound.protection.outlook.com
A52.101.40.4🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-cy5pr03cu00204.inbound.protection.outlook.com
A52.101.41.28🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj0pr03cu01504.inbound.protection.outlook.com
TXTfigma-domain-verification=8232118525ac89d71aa3f807657ba9e5e26cfa8f711f2e3144c...
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TXTZOOM_verify_O4eXAoTsQG2XMtfkhZFZQQ
TXTonetrust-domain-verification=9a324ab3e8a9439f814c91ef5421979b
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TXTspf2.0/pra mx include:e2ma.net ~all
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TXTv=spf1 ip4:65.222.180.160/27 ip4:156.70.150.183 ip4:204.239.0.0/24 ip4:198.20...
SOAns1.costar.comhostmaster@str.com 2026-05-04 #11

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1778334696
rank #87310 globally
rank #37961 in the tld
📈 Tranco rank: #220,745

PTR for

177.180.222.65.in-addr.arpa

Subdomains

identity.str.com
www.str.com
clients.str.com
central.str.com

Same first word

str.info
str.dk
str.click
str.st
str.pt
str.ch
str.com
str.org
str.kr
str.university
str.at
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str.md
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rst.ro
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rts.org.au
trs.ngo
trs.edu.pk
trs.rs
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tsr.com.tw
trs.info
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rst.jp
rts.md
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rst.co.za
rts.tv
rst.bialystok.pl
rst.hu
rts.ua
rts.lu
rts.be
rts.rs
trs.tv

DNS History

39 records (11 active, 28 former)

20162017201820192020202120222023202420252026NSa1-73.akam.neta22-64.akam.neta3-65.akam.neta4-66.akam.neta6-67.akam.neta9-64.akam.netns1.costar.comns59.worldnic.comns60.worldnic.comMXcostar-com.mail.protection.outlook.commail.wwstar.comA23.204.223.2002600:1408:5400:d88::23f22600:1408:5400:da0::23f2173.223.153.9184.27.0.17723.222.37.14023.51.195.232600:1406:5400:282::23f22600:1406:5400:2a6::23f22600:1406:5e00:780::23f22600:1406:5e00:79f::23f22600:1406:5e00:7a1::23f22600:1408:5400:282::23f22600:1408:5400:290::23f22600:1408:5400:48a::23f22600:1408:5400:4a0::23f22600:1408:5400:e8b::23f22600:1408:5400:e92::23f22600:1408:a:181::23f22600:1408:a:188::23f22600:1408:c400:988::23f22600:1408:c400:994::23f22600:1408:ec00:280::23f22600:1408:ec00:294::23f22a02:26f0:1180:184::23f22a02:26f0:1180:185::23f250.202.211.18996.7.18.138
●NSa1-73.akam.net2026-02-15 → 2026-05-09 · 3 obs
○ 2017-05-16 14:29:10
● 2026-02-15 09:28:08
● 2026-05-09 13:59:52
●NSa22-64.akam.net2026-02-15 → 2026-05-09 · 3 obs
○ 2017-05-16 14:29:10
● 2026-02-15 09:28:08
● 2026-05-09 13:59:52
●NSa3-65.akam.net2026-02-15 → 2026-05-09 · 3 obs
○ 2017-05-16 14:29:10
● 2026-02-15 09:28:08
● 2026-05-09 13:59:52
●NSa4-66.akam.net2026-02-15 → 2026-05-09 · 3 obs
○ 2017-05-16 14:29:10
● 2026-02-15 09:28:08
● 2026-05-09 13:59:52
●NSa6-67.akam.net2026-02-15 → 2026-05-09 · 3 obs
○ 2017-05-16 14:29:10
● 2026-02-15 09:28:08
● 2026-05-09 13:59:52
●NSa9-64.akam.net2026-02-15 → 2026-05-09 · 3 obs
○ 2017-05-16 14:29:10
● 2026-02-15 09:28:08
● 2026-05-09 13:59:52
●NSns1.costar.com2026-02-15 → 2026-05-09 · 3 obs
○ 2017-05-16 14:29:10
● 2026-02-15 09:28:08
● 2026-05-09 13:59:52
○NSns59.worldnic.com2015-09-03 → 2017-05-16 · 4 obs
● 2015-09-03 07:55:24
● 2017-05-16 14:29:10
○ 2026-02-15 09:28:08
○ 2026-05-09 13:59:52
○NSns60.worldnic.com2015-09-03 → 2017-05-16 · 4 obs
● 2015-09-03 07:55:24
● 2017-05-16 14:29:10
○ 2026-02-15 09:28:08
○ 2026-05-09 13:59:52
●MXcostar-com.mail.protection.outlook.com2026-02-15 → 2026-05-09 · 3 obs
○ 2017-05-16 14:29:10
● 2026-02-15 09:28:08
● 2026-05-09 13:59:52
○MXmail.wwstar.com2015-09-03 → 2017-05-16 · 4 obs
● 2015-09-03 07:55:24
● 2017-05-16 14:29:10
○ 2026-02-15 09:28:08
○ 2026-05-09 13:59:52
○A173.223.153.92026-02-28 → 2026-02-28 · 4 obs
○ 2026-02-28 14:00:46
● 2026-02-28 20:25:46
○ 2026-03-17 05:53:00
○ 2026-05-09 13:59:52
○A184.27.0.1772026-03-31 → 2026-05-07 · 9 obs
○ 2026-03-23 06:16:42
● 2026-03-31 18:03:44
○ 2026-04-03 07:54:34
● 2026-04-03 13:34:44
○ 2026-04-05 00:40:40
○ 2026-05-01 17:29:44
● 2026-05-07 21:57:46
○ 2026-05-08 10:25:50
○ 2026-05-09 13:59:52
●A23.204.223.2002026-03-23 → 2026-05-09 · 11 obs
○ 2026-03-17 05:53:00
● 2026-03-23 06:16:42
○ 2026-03-31 18:03:44
○ 2026-04-19 21:39:16
● 2026-04-21 08:53:38
○ 2026-04-22 22:41:32
● 2026-04-25 23:40:00
○ 2026-05-01 17:29:44
○ 2026-05-08 10:25:50
● 2026-05-09 13:59:50
● 2026-05-09 13:59:52
○A23.222.37.1402026-02-28 → 2026-05-08 · 8 obs
○ 2026-02-15 09:28:08
● 2026-02-28 11:09:24
● 2026-02-28 14:00:46
○ 2026-02-28 20:25:46
○ 2026-05-07 21:57:46
● 2026-05-08 10:25:50
○ 2026-05-09 13:59:50
○ 2026-05-09 13:59:52
○A23.51.195.232026-03-17 → 2026-05-01 · 16 obs
○ 2026-02-28 20:25:46
● 2026-03-17 05:53:00
○ 2026-03-23 06:16:42
○ 2026-03-31 18:03:44
● 2026-04-03 07:54:34
○ 2026-04-03 13:34:44
● 2026-04-05 00:40:40
● 2026-04-09 03:00:40
○ 2026-04-11 16:56:34
● 2026-04-14 09:17:12
● 2026-04-16 23:59:04
○ 2026-04-19 21:39:16
○ 2026-04-25 23:40:00
● 2026-05-01 17:29:44
○ 2026-05-07 21:57:46
○ 2026-05-09 13:59:52
○A2600:1406:5400:282::23f22026-05-01 → 2026-05-01 · 4 obs
○ 2026-04-25 23:40:00
● 2026-05-01 17:29:44
○ 2026-05-07 21:57:46
○ 2026-05-09 13:59:52
○A2600:1406:5400:2a6::23f22026-05-01 → 2026-05-01 · 4 obs
○ 2026-04-25 23:40:00
● 2026-05-01 17:29:44
○ 2026-05-07 21:57:46
○ 2026-05-09 13:59:52
○A2600:1406:5e00:780::23f22026-04-06 → 2026-04-06 · 4 obs
○ 2026-04-05 00:40:40
● 2026-04-06 05:19:00
○ 2026-04-09 03:00:40
○ 2026-05-09 13:59:52
○A2600:1406:5e00:79f::23f22026-03-17 → 2026-04-16 · 14 obs
○ 2026-02-28 20:25:46
● 2026-03-17 05:53:00
○ 2026-03-23 06:16:42
○ 2026-03-31 18:03:44
● 2026-04-03 07:54:34
○ 2026-04-03 13:34:44
● 2026-04-05 00:40:40
○ 2026-04-06 05:19:00
● 2026-04-09 03:00:40
○ 2026-04-11 16:56:34
● 2026-04-14 09:17:12
● 2026-04-16 23:59:04
○ 2026-04-19 21:39:16
○ 2026-05-09 13:59:52
○A2600:1406:5e00:7a1::23f22026-03-17 → 2026-04-16 · 13 obs
○ 2026-02-28 20:25:46
● 2026-03-17 05:53:00
○ 2026-03-23 06:16:42
○ 2026-03-31 18:03:44
● 2026-04-03 07:54:34
○ 2026-04-03 13:34:44
● 2026-04-05 00:40:40
● 2026-04-09 03:00:40
○ 2026-04-11 16:56:34
● 2026-04-14 09:17:12
● 2026-04-16 23:59:04
○ 2026-04-19 21:39:16
○ 2026-05-09 13:59:52
○A2600:1408:5400:282::23f22026-03-31 → 2026-03-31 · 4 obs
○ 2026-03-23 06:16:42
● 2026-03-31 18:03:44
○ 2026-04-03 07:54:34
○ 2026-05-09 13:59:52
○A2600:1408:5400:290::23f22026-03-31 → 2026-03-31 · 4 obs
○ 2026-03-23 06:16:42
● 2026-03-31 18:03:44
○ 2026-04-03 07:54:34
○ 2026-05-09 13:59:52
○A2600:1408:5400:48a::23f22026-04-03 → 2026-05-07 · 9 obs
○ 2026-04-03 07:54:34
● 2026-04-03 13:34:44
○ 2026-04-05 00:40:40
○ 2026-04-22 22:41:32
● 2026-04-25 23:40:00
○ 2026-05-01 17:29:44
● 2026-05-07 21:57:46
○ 2026-05-08 10:25:50
○ 2026-05-09 13:59:52
○A2600:1408:5400:4a0::23f22026-04-03 → 2026-05-07 · 9 obs
○ 2026-04-03 07:54:34
● 2026-04-03 13:34:44
○ 2026-04-05 00:40:40
○ 2026-04-22 22:41:32
● 2026-04-25 23:40:00
○ 2026-05-01 17:29:44
● 2026-05-07 21:57:46
○ 2026-05-08 10:25:50
○ 2026-05-09 13:59:52
●A2600:1408:5400:d88::23f22026-05-09 → 2026-05-09 · 3 obs
○ 2026-05-08 10:25:50
● 2026-05-09 13:59:50
● 2026-05-09 13:59:52
●A2600:1408:5400:da0::23f22026-05-09 → 2026-05-09 · 3 obs
○ 2026-05-08 10:25:50
● 2026-05-09 13:59:50
● 2026-05-09 13:59:52
○A2600:1408:5400:e8b::23f22026-04-22 → 2026-04-22 · 4 obs
○ 2026-04-21 08:53:38
● 2026-04-22 22:41:32
○ 2026-04-25 23:40:00
○ 2026-05-09 13:59:52
○A2600:1408:5400:e92::23f22026-04-22 → 2026-04-22 · 4 obs
○ 2026-04-21 08:53:38
● 2026-04-22 22:41:32
○ 2026-04-25 23:40:00
○ 2026-05-09 13:59:52
○A2600:1408:a:181::23f22026-03-23 → 2026-03-23 · 4 obs
○ 2026-03-17 05:53:00
● 2026-03-23 06:16:42
○ 2026-03-31 18:03:44
○ 2026-05-09 13:59:52
○A2600:1408:a:188::23f22026-03-23 → 2026-03-23 · 4 obs
○ 2026-03-17 05:53:00
● 2026-03-23 06:16:42
○ 2026-03-31 18:03:44
○ 2026-05-09 13:59:52
○A2600:1408:c400:988::23f22026-02-28 → 2026-02-28 · 4 obs
○ 2026-02-28 14:00:46
● 2026-02-28 20:25:46
○ 2026-03-17 05:53:00
○ 2026-05-09 13:59:52
○A2600:1408:c400:994::23f22026-02-28 → 2026-02-28 · 4 obs
○ 2026-02-28 14:00:46
● 2026-02-28 20:25:46
○ 2026-03-17 05:53:00
○ 2026-05-09 13:59:52
○A2600:1408:ec00:280::23f22026-02-15 → 2026-04-21 · 11 obs
○ 2017-05-16 14:29:10
● 2026-02-15 09:28:08
○ 2026-02-28 11:09:24
○ 2026-04-09 03:00:40
● 2026-04-11 16:56:34
○ 2026-04-14 09:17:12
○ 2026-04-16 23:59:04
● 2026-04-19 21:39:16
● 2026-04-21 08:53:38
○ 2026-04-22 22:41:32
○ 2026-05-09 13:59:52
○A2600:1408:ec00:294::23f22026-02-15 → 2026-04-21 · 11 obs
○ 2017-05-16 14:29:10
● 2026-02-15 09:28:08
○ 2026-02-28 11:09:24
○ 2026-04-09 03:00:40
● 2026-04-11 16:56:34
○ 2026-04-14 09:17:12
○ 2026-04-16 23:59:04
● 2026-04-19 21:39:16
● 2026-04-21 08:53:38
○ 2026-04-22 22:41:32
○ 2026-05-09 13:59:52
○A2a02:26f0:1180:184::23f22026-02-28 → 2026-05-08 · 8 obs
○ 2026-02-15 09:28:08
● 2026-02-28 11:09:24
● 2026-02-28 14:00:46
○ 2026-02-28 20:25:46
○ 2026-05-07 21:57:46
● 2026-05-08 10:25:50
○ 2026-05-09 13:59:50
○ 2026-05-09 13:59:52
○A2a02:26f0:1180:185::23f22026-02-28 → 2026-05-08 · 8 obs
○ 2026-02-15 09:28:08
● 2026-02-28 11:09:24
● 2026-02-28 14:00:46
○ 2026-02-28 20:25:46
○ 2026-05-07 21:57:46
● 2026-05-08 10:25:50
○ 2026-05-09 13:59:50
○ 2026-05-09 13:59:52
○A50.202.211.1892015-09-03 → 2017-05-16 · 4 obs
● 2015-09-03 07:55:24
● 2017-05-16 14:29:10
○ 2026-02-15 09:28:08
○ 2026-05-09 13:59:52
○A96.7.18.1382026-02-15 → 2026-04-22 · 12 obs
○ 2017-05-16 14:29:10
● 2026-02-15 09:28:08
○ 2026-02-28 11:09:24
○ 2026-04-09 03:00:40
● 2026-04-11 16:56:34
○ 2026-04-14 09:17:12
○ 2026-04-16 23:59:04
● 2026-04-19 21:39:16
○ 2026-04-21 08:53:38
● 2026-04-22 22:41:32
○ 2026-04-25 23:40:00
○ 2026-05-09 13:59:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
str.coma4-66.akam.net, a22-64.akam.net, a3-65.akam.net, a6-67.akam.net...-

✅ Authoritative Response

Server:96.7.49.65

NS records: a4-66.akam.net, a22-64.akam.net, a3-65.akam.net, a6-67.akam.net, a1-73.akam.net, a9-64.akam.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for str.com (unsigned zone)

⏱️ Timing

Total: 549ms | Queries: -

📄 Records

TypeCountSample Data
A123.204.223.200
AAAA22600:1408:5400:d88::23f2, 2600:1408:5400:da0::23f2
NS6a6-67.akam.net, a3-65.akam.net...
MX1costar-com.mail.protection.outlook.com (
TXT31dropbox-domain-verification=v62x8oubsws9, b6ci9bg6fkop7742lcp574iab3...
SOA1ns1.costar.com hostmaster.str.com

Analysis

Hierarchy

str.com has children identity.str.com, www.str.com, clients.str.com and central.str.com.

IP Addresses

str.com points to IPs: 2600:1408:5400:d88::23f2, 2600:1408:5400:da0::23f2 and 23.204.223.200.

Other host names, for example, a23-204-223-200.deploy.static.akamaitechnologies.com share IP numbers with str.com.

Name Servers

str.com is delegated to seven name servers: ns1.costar.com, a1-73.akam.net, a22-64.akam.net, a3-65.akam.net, a4-66.akam.net, a6-67.akam.net and a9-64.akam.net.

str.com at least partially shares name servers with other domains such as directvoklahomacityok.com, trivago.ph, oki-oxt.jp, emailworldmarket.com and telemundowashingtondc.com.

These name servers are often used together with a3-66.akam.net, a11-66.akam.net, ns2.costar.com, a5-66.akam.net, a10-66.akam.net, a22-65.akam.net, a22-66.akam.net and a13-67.akam.net.

Host names with two IP numbers: a1-73.akam.net points to: 2600:1401:2::49 and 193.108.91.73; a22-64.akam.net points to: 2600:1480:7800::40 and 23.211.61.64; a3-65.akam.net points to: 2600:1408:1c::41 and 96.7.49.65; a4-66.akam.net points to: 2600:1480:9000::42 and 72.246.46.66; a6-67.akam.net points to: 2600:1401:1::43 and 23.211.133.67; a9-64.akam.net points to: 2a02:26f0:117::40 and 184.85.248.64.

Host names with one IP number: ns1.costar.com points to: 65.222.181.8.

Mail Servers

str.com is handled by a single mail server, costar-com.mail.protection.outlook.com.

str.com shares the same mail server setup as other domains, including homesnap.com, westsiderentals.com, after55.com, costar.es and landsoftexas.com.

str.com shares some mail servers with other domains, at least partially, for instance costarremail.com.

costar-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:f805::1, 2a01:111:f403:f908::1, 2a01:111:f403:f90a::1, 2a01:111:f403:f912::, 40.93.192.4, 52.101.9.11, 52.101.40.4 and 52.101.41.28.