51151.us - robtex.com

51151.us

DNSSEC⚠️ Not signed
A44.222.57.23🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-222-57-23.compute-1.amazonaws.com
NSns1.parkco2.neustar.biz ⭐
A3.220.94.231🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-220-94-231.compute-1.amazonaws.com
NSns2.parkco2.neustar.biz
A3.227.227.44🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix
PTRec2-3-227-227-44.compute-1.amazonaws.com
TXTv=spf1 -all
SOAns1.parkco2.neustar.bizhostmaster@neustar.biz 2026-03-06 #1

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=1781523047

Same first word

51151.com
51151.us
51151.cn

Similar names

15511.com
15115.com
55111.net
55111.co
51115.la
51511.net
11551.com
51115.in
51115.cc
15151.com.cn
15115.cfd
51115.com
11155.app
51115.app
11155.com
11551.cc
15151.com
11515.com

DNS History

22 records (3 active, 19 former)

20162017201820192020202120222023202420252026NSns1.parkco2.neustar.bizns2.parkco2.neustar.bizA44.222.57.2334.205.224.11452.0.47.13152.2.68.12852.20.165.18952.200.159.4952.202.242.1452.21.130.17752.22.199.24152.44.186.2152.5.244.1152.6.22.3452.6.52.17152.7.196.23254.156.126.12954.209.244.17154.85.142.167CNAMEpr-zipcodes-us.neuweb.bizws-pr-web-zipcodes-525549249.us-east-1.elb.amazonaws.comzip-lb.neuweb.biz
●NSns1.parkco2.neustar.biz2026-04-25 → 2026-06-15 · 2 obs
● 2026-04-25 02:48:20
● 2026-06-15 12:04:08
●NSns2.parkco2.neustar.biz2026-04-25 → 2026-06-15 · 2 obs
● 2026-04-25 02:48:20
● 2026-06-15 12:04:08
○A34.205.224.1142026-05-24 → 2026-05-24 · 4 obs
○ 2026-05-22 12:34:50
● 2026-05-24 20:10:22
○ 2026-05-26 09:55:34
○ 2026-06-15 12:04:08
●A44.222.57.232026-06-15 → 2026-06-15 · 2 obs
○ 2026-05-26 09:55:34
● 2026-06-15 12:04:08
○A52.0.47.1312015-05-31 → 2015-05-31 · 3 obs
● 2015-05-31 17:00:20
○ 2018-05-23 05:46:08
○ 2026-06-15 12:04:08
○A52.2.68.1282015-10-28 → 2015-10-28 · 4 obs
○ 2015-05-31 17:00:20
● 2015-10-28 04:23:58
○ 2016-01-18 15:24:02
○ 2026-06-15 12:04:08
○A52.20.165.1892026-05-19 → 2026-05-22 · 5 obs
○ 2018-05-23 05:46:08
● 2026-05-19 02:13:52
● 2026-05-22 12:34:50
○ 2026-05-24 20:10:22
○ 2026-06-15 12:04:08
○A52.200.159.492016-04-06 → 2016-04-06 · 4 obs
○ 2016-01-18 15:24:02
● 2016-04-06 12:11:04
○ 2016-11-19 00:37:08
○ 2026-06-15 12:04:08
○A52.202.242.142016-11-19 → 2016-11-19 · 4 obs
○ 2016-04-06 12:11:04
● 2016-11-19 00:37:08
○ 2018-05-23 05:46:08
○ 2026-06-15 12:04:08
○A52.21.130.1772016-01-18 → 2016-01-18 · 4 obs
○ 2015-10-28 04:23:58
● 2016-01-18 15:24:02
○ 2016-04-06 12:11:04
○ 2026-06-15 12:04:08
○A52.22.199.2412015-10-28 → 2015-10-28 · 4 obs
○ 2015-05-31 17:00:20
● 2015-10-28 04:23:58
○ 2016-01-18 15:24:02
○ 2026-06-15 12:04:08
○A52.44.186.212016-11-19 → 2016-11-19 · 4 obs
○ 2016-04-06 12:11:04
● 2016-11-19 00:37:08
○ 2018-05-23 05:46:08
○ 2026-06-15 12:04:08
○A52.5.244.112015-05-31 → 2015-05-31 · 3 obs
● 2015-05-31 17:00:20
○ 2018-05-23 05:46:08
○ 2026-06-15 12:04:08
○A52.6.22.342016-01-18 → 2016-01-18 · 4 obs
○ 2015-10-28 04:23:58
● 2016-01-18 15:24:02
○ 2016-04-06 12:11:04
○ 2026-06-15 12:04:08
○A52.6.52.1712016-11-19 → 2016-11-19 · 4 obs
○ 2016-04-06 12:11:04
● 2016-11-19 00:37:08
○ 2018-05-23 05:46:08
○ 2026-06-15 12:04:08
○A52.7.196.2322015-05-31 → 2015-05-31 · 3 obs
● 2015-05-31 17:00:20
○ 2018-05-23 05:46:08
○ 2026-06-15 12:04:08
○A54.156.126.1292026-05-26 → 2026-05-26 · 3 obs
○ 2026-05-24 20:10:22
● 2026-05-26 09:55:34
○ 2026-06-15 12:04:08
○A54.209.244.1712016-01-18 → 2016-01-18 · 4 obs
○ 2015-10-28 04:23:58
● 2016-01-18 15:24:02
○ 2016-04-06 12:11:04
○ 2026-06-15 12:04:08
○A54.85.142.1672015-10-28 → 2015-10-28 · 4 obs
○ 2015-05-31 17:00:20
● 2015-10-28 04:23:58
○ 2016-01-18 15:24:02
○ 2026-06-15 12:04:08
○CNAMEpr-zipcodes-us.neuweb.biz2015-10-28 → 2016-11-19 · 5 obs
○ 2015-05-31 17:00:20
● 2015-10-28 04:23:58
● 2016-11-19 00:37:08
○ 2018-05-23 05:46:08
○ 2026-06-15 12:04:08
○CNAMEws-pr-web-zipcodes-525549249.us-east-1.elb.amazonaws.com2015-10-28 → 2016-11-19 · 5 obs
○ 2015-05-31 17:00:20
● 2015-10-28 04:23:58
● 2016-11-19 00:37:08
○ 2018-05-23 05:46:08
○ 2026-06-15 12:04:08
○CNAMEzip-lb.neuweb.biz2015-05-31 → 2018-05-23 · 4 obs
● 2015-05-31 17:00:20
● 2018-05-23 05:46:08
○ 2026-04-25 02:48:20
○ 2026-06-15 12:04:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usw.cctld.us, k.cctld.us, y.cctld.us, n.cctld.us...-
51151.usns2.parkco2.neustar.biz, ns1.parkco2.neustar.biz-

✅ Authoritative Response

Server:3.227.227.44

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51151.us (unsigned zone)

⏱️ Timing

Total: 263ms | Queries: -

📄 Records

TypeCountSample Data
A144.222.57.23
NS2ns2.parkco2.neustar.biz, ns1.parkco2.neustar.biz
TXT1v=spf1 -all
SOA1ns1.parkco2.neustar.biz hostmaster.neust

Analysis

IP Addresses

51151.us points to a single IP number: 44.222.57.23.

Additional host names — 55438.us, 61799.us, 20445.us and two others — share IP numbers with 51151.us.

Name Servers

51151.us is served by two delegated name servers, ns1.parkco2.neustar.biz and ns2.parkco2.neustar.biz.

51151.us shares its name server setup with other domains, including 31207.us, 00229.us, 46274.us and two others.

Both ns1.parkco2.neustar.biz and ns2.parkco2.neustar.biz have a single IP address each — ns1.parkco2.neustar.biz resolves to 3.220.94.231 while ns2.parkco2.neustar.biz resolves to 3.227.227.44.