48503.us - robtex.com

48503.us

DNSSEC⚠️ Not signed
A18.208.44.18🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix
PTRec2-18-208-44-18.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=1774594432

Same first word

48503.us

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DNS History

15 records (3 active, 12 former)

20162017201820192020202120222023202420252026NSns1.parkco2.neustar.bizns2.parkco2.neustar.bizA18.208.44.1852.20.158.9752.204.45.15552.22.127.20652.7.114.5152.7.171.20954.152.17.12354.208.235.7354.210.234.19354.210.49.166CNAMEpr-zipcodes-us.neuweb.bizws-pr-web-zipcodes-525549249.us-east-1.elb.amazonaws.comzip-lb.neuweb.biz
●NSns1.parkco2.neustar.biz2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 03:18:06
● 2026-03-27 07:27:48
●NSns2.parkco2.neustar.biz2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 03:18:06
● 2026-03-27 07:27:48
●A18.208.44.182026-03-27 → 2026-03-27 · 3 obs
○ 2020-03-01 20:05:48
● 2026-03-27 03:18:06
● 2026-03-27 07:27:48
○A52.20.158.972015-12-10 → 2015-12-10 · 4 obs
○ 2015-07-18 06:19:20
● 2015-12-10 18:49:20
○ 2016-03-12 19:47:38
○ 2026-03-27 07:27:48
○A52.204.45.1552016-07-27 → 2016-07-27 · 4 obs
○ 2016-03-12 19:47:38
● 2016-07-27 05:56:26
○ 2020-03-01 20:05:48
○ 2026-03-27 07:27:48
○A52.22.127.2062015-12-10 → 2015-12-10 · 4 obs
○ 2015-07-18 06:19:20
● 2015-12-10 18:49:20
○ 2016-03-12 19:47:38
○ 2026-03-27 07:27:48
○A52.7.114.512015-07-18 → 2015-07-18 · 3 obs
● 2015-07-18 06:19:20
○ 2026-03-27 03:18:06
○ 2026-03-27 07:27:48
○A52.7.171.2092015-07-18 → 2015-07-18 · 3 obs
● 2015-07-18 06:19:20
○ 2026-03-27 03:18:06
○ 2026-03-27 07:27:48
○A54.152.17.1232016-07-27 → 2016-07-27 · 4 obs
○ 2016-03-12 19:47:38
● 2016-07-27 05:56:26
○ 2020-03-01 20:05:48
○ 2026-03-27 07:27:48
○A54.208.235.732016-07-27 → 2016-07-27 · 4 obs
○ 2016-03-12 19:47:38
● 2016-07-27 05:56:26
○ 2020-03-01 20:05:48
○ 2026-03-27 07:27:48
○A54.210.234.1932015-07-18 → 2015-07-18 · 3 obs
● 2015-07-18 06:19:20
○ 2026-03-27 03:18:06
○ 2026-03-27 07:27:48
○A54.210.49.1662016-03-12 → 2016-03-12 · 4 obs
○ 2015-12-10 18:49:20
● 2016-03-12 19:47:38
○ 2016-07-27 05:56:26
○ 2026-03-27 07:27:48
○CNAMEpr-zipcodes-us.neuweb.biz2015-12-10 → 2016-07-27 · 5 obs
○ 2015-07-18 06:19:20
● 2015-12-10 18:49:20
● 2016-07-27 05:56:26
○ 2020-03-01 20:05:48
○ 2026-03-27 07:27:48
○CNAMEws-pr-web-zipcodes-525549249.us-east-1.elb.amazonaws.com2015-12-10 → 2016-07-27 · 5 obs
○ 2015-07-18 06:19:20
● 2015-12-10 18:49:20
● 2016-07-27 05:56:26
○ 2020-03-01 20:05:48
○ 2026-03-27 07:27:48
○CNAMEzip-lb.neuweb.biz2015-07-18 → 2020-03-01 · 4 obs
● 2015-07-18 06:19:20
● 2020-03-01 20:05:48
○ 2026-03-27 03:18:06
○ 2026-03-27 07:27:48

🔍 DNS Trace

Analysis

IP Addresses

48503.us resolves to a single IP address: 18.208.44.18.

Other host names including 79527.us, 59002.us, 97227.us, 76111.us and 35267.us share IP numbers with 48503.us.

Name Servers

48503.us's delegation uses two name servers, ns1.parkco2.neustar.biz and ns2.parkco2.neustar.biz.

48503.us shares the same name server setup as other domains, for example 65597.us, 29782.us, 60817.us, 78513.us and 65436.us.

Host names with a single IP:

ns1.parkco2.neustar.biz points to 3.220.94.231.

ns2.parkco2.neustar.biz points to 3.227.227.44.