20900.us - robtex.com

20900.us

DNSSEC⚠️ Not signed
A3.208.167.21🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-208-167-21.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=1783735653

Same first word

20900.net
20900.com
20900.us

Similar names

00209.cn
00902.us
29000.com
00902.com
00092.com
00209.cc
02900.us
02090.cc
00209.vip
00920.vip
09020.us
02009.info
09020.com
00920.win
90020.net
92000.com
00290.ai
90200.us
20090.eu
00092.workers.dev
00209.com
20009.net
20009.org
90002.top
92000.top
00029.workers.dev
02900.com
09002.com
00092.vip
92000.us
00920.com
29000.de
00209.us
00290.com
20009.bet
92000.de
90200.se
02009.net
00290.us
90002.net
90002.cn
02090.us
20009.com
09002.us
29000.org
90002.us
90200.com
90002.com
20090.com
00902.net
09200.cn
09200.us
20009.ag
00029.us
29000.us
92000.net
02009.com
02009.cc
00920.net
00092.us
02900.top
02009.us
90020.com
20009.us
00029.com

DNS History

23 records (3 active, 20 former)

20162017201820192020202120222023202420252026NSns1.parkco2.neustar.bizns2.parkco2.neustar.bizA3.208.167.213.231.231.6732.193.253.4144.218.129.21844.222.57.2352.0.47.13152.0.87.18752.203.219.2452.21.10.6952.3.211.3652.5.115.5452.5.244.1152.6.237.24052.7.196.23252.72.55.8754.165.136.19054.209.146.23254.80.242.224CNAMEpr-zipcodes-us.neuweb.bizws-pr-web-zipcodes-525549249.us-east-1.elb.amazonaws.comzip-lb.neuweb.biz
●NSns1.parkco2.neustar.biz2026-06-10 → 2026-07-11 · 2 obs
● 2026-06-10 00:10:08
● 2026-07-11 02:47:46
●NSns2.parkco2.neustar.biz2026-06-10 → 2026-07-11 · 2 obs
● 2026-06-10 00:10:08
● 2026-07-11 02:47:46
●A3.208.167.212026-07-11 → 2026-07-11 · 2 obs
○ 2026-07-08 17:13:48
● 2026-07-11 02:47:46
○A3.231.231.672026-06-11 → 2026-06-11 · 4 obs
○ 2026-06-10 01:46:52
● 2026-06-11 03:01:50
○ 2026-06-12 04:35:12
○ 2026-07-11 02:47:46
○A32.193.253.412026-06-10 → 2026-06-10 · 5 obs
○ 2020-03-14 11:58:36
● 2026-06-10 00:10:08
● 2026-06-10 01:46:52
○ 2026-06-11 03:01:50
○ 2026-07-11 02:47:46
○A44.218.129.2182026-06-12 → 2026-06-12 · 4 obs
○ 2026-06-11 03:01:50
● 2026-06-12 04:35:12
○ 2026-06-15 08:56:08
○ 2026-07-11 02:47:46
○A44.222.57.232026-06-15 → 2026-06-15 · 4 obs
○ 2026-06-12 04:35:12
● 2026-06-15 08:56:08
○ 2026-07-08 17:13:48
○ 2026-07-11 02:47:46
○A52.0.47.1312015-05-26 → 2015-05-26 · 3 obs
● 2015-05-26 16:16:18
○ 2026-06-10 00:10:08
○ 2026-07-11 02:47:46
○A52.0.87.1872015-12-22 → 2015-12-22 · 4 obs
○ 2015-10-17 15:12:28
● 2015-12-22 05:37:44
○ 2016-03-24 18:39:32
○ 2026-07-11 02:47:46
○A52.203.219.242016-09-09 → 2016-09-09 · 4 obs
○ 2016-03-24 18:39:32
● 2016-09-09 05:19:18
○ 2020-03-14 11:58:36
○ 2026-07-11 02:47:46
○A52.21.10.692015-10-17 → 2015-10-17 · 4 obs
○ 2015-05-26 16:16:18
● 2015-10-17 15:12:28
○ 2015-12-22 05:37:44
○ 2026-07-11 02:47:46
○A52.3.211.362015-10-17 → 2015-10-17 · 4 obs
○ 2015-05-26 16:16:18
● 2015-10-17 15:12:28
○ 2015-12-22 05:37:44
○ 2026-07-11 02:47:46
○A52.5.115.542016-09-09 → 2016-09-09 · 4 obs
○ 2016-03-24 18:39:32
● 2016-09-09 05:19:18
○ 2020-03-14 11:58:36
○ 2026-07-11 02:47:46
○A52.5.244.112015-05-26 → 2015-05-26 · 3 obs
● 2015-05-26 16:16:18
○ 2026-06-10 00:10:08
○ 2026-07-11 02:47:46
○A52.6.237.2402015-10-17 → 2015-10-17 · 4 obs
○ 2015-05-26 16:16:18
● 2015-10-17 15:12:28
○ 2015-12-22 05:37:44
○ 2026-07-11 02:47:46
○A52.7.196.2322015-05-26 → 2015-05-26 · 3 obs
● 2015-05-26 16:16:18
○ 2026-06-10 00:10:08
○ 2026-07-11 02:47:46
○A52.72.55.872016-09-09 → 2016-09-09 · 4 obs
○ 2016-03-24 18:39:32
● 2016-09-09 05:19:18
○ 2020-03-14 11:58:36
○ 2026-07-11 02:47:46
○A54.165.136.1902016-03-24 → 2016-03-24 · 4 obs
○ 2015-12-22 05:37:44
● 2016-03-24 18:39:32
○ 2016-09-09 05:19:18
○ 2026-07-11 02:47:46
○A54.209.146.2322015-12-22 → 2015-12-22 · 4 obs
○ 2015-10-17 15:12:28
● 2015-12-22 05:37:44
○ 2016-03-24 18:39:32
○ 2026-07-11 02:47:46
○A54.80.242.2242026-07-08 → 2026-07-08 · 3 obs
○ 2026-06-15 08:56:08
● 2026-07-08 17:13:48
○ 2026-07-11 02:47:46
○CNAMEpr-zipcodes-us.neuweb.biz2015-10-17 → 2016-09-09 · 5 obs
○ 2015-05-26 16:16:18
● 2015-10-17 15:12:28
● 2016-09-09 05:19:18
○ 2020-03-14 11:58:36
○ 2026-07-11 02:47:46
○CNAMEws-pr-web-zipcodes-525549249.us-east-1.elb.amazonaws.com2015-10-17 → 2016-09-09 · 5 obs
○ 2015-05-26 16:16:18
● 2015-10-17 15:12:28
● 2016-09-09 05:19:18
○ 2020-03-14 11:58:36
○ 2026-07-11 02:47:46
○CNAMEzip-lb.neuweb.biz2015-05-26 → 2020-03-14 · 4 obs
● 2015-05-26 16:16:18
● 2020-03-14 11:58:36
○ 2026-06-10 00:10:08
○ 2026-07-11 02:47:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usm.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us...-
20900.usns1.parkco2.neustar.biz, ns2.parkco2.neustar.biz-

✅ Authoritative Response

Server:3.227.227.44

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 20900.us (unsigned zone)

⏱️ Timing

Total: 463ms | Queries: -

📄 Records

TypeCountSample Data
A13.208.167.21
NS2ns2.parkco2.neustar.biz, ns1.parkco2.neustar.biz
TXT1v=spf1 -all
SOA1ns1.parkco2.neustar.biz hostmaster.neust

Analysis

IP Addresses

20900.us directs to one IP number, which is 3.208.167.21.

Among the host names that share IP numbers with 20900.us are 56960.us, 13701.us, 72089.us and two others.

Name Servers

Two name servers handle the delegation for 20900.us: ns1.parkco2.neustar.biz and ns2.parkco2.neustar.biz.

20900.us has the same name server delegation as a number of other domains, such as 79708.us, 39878.us, 97266.us and two more.

20900.us is at least partially co-delegated on name servers with other domains, such as www.39707.us.

ns1.parkco2.neustar.biz → 3.220.94.231 and ns2.parkco2.neustar.biz → 3.227.227.44: one IP number per host name.