02581.us - robtex.com

02581.us

DNSSEC⚠️ Not signed
A100.60.201.99🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix
PTRec2-100-60-201-99.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=1784439135

Same first word

02581.cn
02581.us

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DNS History

30 records (3 active, 27 former)

20162017201820192020202120222023202420252026NSns1.parkco2.neustar.bizns2.parkco2.neustar.bizA100.60.201.9944.218.129.21852.0.200.23152.1.170.24352.202.156.20652.21.100.20752.5.55.9752.7.104.17352.7.114.5152.7.171.20952.7.26.4052.71.73.7252.72.156.8352.72.196.25252.72.53.11452.72.99.3852.86.21.18854.152.176.4554.152.198.7454.165.136.19054.174.175.25154.174.28.17554.174.88.20054.210.234.19354.88.129.157CNAMEpr-zipcodes-us.neuweb.bizws-pr-web-zipcodes-525549249.us-east-1.elb.amazonaws.comzip-lb.neuweb.biz
●NSns1.parkco2.neustar.biz2026-06-12 → 2026-07-19 · 2 obs
● 2026-06-12 00:31:12
● 2026-07-19 06:10:36
●NSns2.parkco2.neustar.biz2026-06-12 → 2026-07-19 · 2 obs
● 2026-06-12 00:31:12
● 2026-07-19 06:10:36
●A100.60.201.992026-07-19 → 2026-07-19 · 2 obs
○ 2026-06-12 00:31:12
● 2026-07-19 06:10:36
○A44.218.129.2182026-06-12 → 2026-06-12 · 3 obs
○ 2017-05-22 11:52:48
● 2026-06-12 00:31:12
○ 2026-07-19 06:10:36
○A52.0.200.2312015-11-30 → 2015-11-30 · 4 obs
○ 2015-11-23 02:55:46
● 2015-11-30 22:22:48
○ 2016-01-23 03:51:30
○ 2026-07-19 06:10:36
○A52.1.170.2432017-03-14 → 2017-03-14 · 4 obs
○ 2016-04-05 07:50:36
● 2017-03-14 20:20:58
○ 2017-05-22 11:52:48
○ 2026-07-19 06:10:36
○A52.202.156.2062017-03-14 → 2017-03-14 · 4 obs
○ 2016-04-05 07:50:36
● 2017-03-14 20:20:58
○ 2017-05-22 11:52:48
○ 2026-07-19 06:10:36
○A52.21.100.2072016-01-23 → 2016-01-23 · 4 obs
○ 2015-11-30 22:22:48
● 2016-01-23 03:51:30
○ 2016-01-31 01:07:18
○ 2026-07-19 06:10:36
○A52.5.55.972016-04-05 → 2016-04-05 · 4 obs
○ 2016-02-08 19:42:38
● 2016-04-05 07:50:36
○ 2017-03-14 20:20:58
○ 2026-07-19 06:10:36
○A52.7.104.1732015-11-23 → 2015-11-23 · 4 obs
○ 2015-08-05 14:11:28
● 2015-11-23 02:55:46
○ 2015-11-30 22:22:48
○ 2026-07-19 06:10:36
○A52.7.114.512015-08-05 → 2015-08-05 · 3 obs
● 2015-08-05 14:11:28
○ 2017-05-22 11:52:48
○ 2026-07-19 06:10:36
○A52.7.171.2092015-08-05 → 2015-08-05 · 3 obs
● 2015-08-05 14:11:28
○ 2017-05-22 11:52:48
○ 2026-07-19 06:10:36
○A52.7.26.402016-01-23 → 2016-01-23 · 4 obs
○ 2015-11-30 22:22:48
● 2016-01-23 03:51:30
○ 2016-01-31 01:07:18
○ 2026-07-19 06:10:36
○A52.71.73.722016-01-31 → 2016-02-04 · 5 obs
○ 2016-01-23 03:51:30
● 2016-01-31 01:07:18
● 2016-02-04 08:18:18
○ 2016-02-08 19:42:38
○ 2026-07-19 06:10:36
○A52.72.156.832016-02-08 → 2016-02-08 · 4 obs
○ 2016-02-04 08:18:18
● 2016-02-08 19:42:38
○ 2016-04-05 07:50:36
○ 2026-07-19 06:10:36
○A52.72.196.2522017-03-14 → 2017-03-14 · 4 obs
○ 2016-04-05 07:50:36
● 2017-03-14 20:20:58
○ 2017-05-22 11:52:48
○ 2026-07-19 06:10:36
○A52.72.53.1142016-01-23 → 2016-01-23 · 4 obs
○ 2015-11-30 22:22:48
● 2016-01-23 03:51:30
○ 2016-01-31 01:07:18
○ 2026-07-19 06:10:36
○A52.72.99.382016-02-08 → 2016-02-08 · 4 obs
○ 2016-02-04 08:18:18
● 2016-02-08 19:42:38
○ 2016-04-05 07:50:36
○ 2026-07-19 06:10:36
○A52.86.21.1882016-04-05 → 2016-04-05 · 4 obs
○ 2016-02-08 19:42:38
● 2016-04-05 07:50:36
○ 2017-03-14 20:20:58
○ 2026-07-19 06:10:36
○A54.152.176.452015-11-23 → 2015-11-23 · 4 obs
○ 2015-08-05 14:11:28
● 2015-11-23 02:55:46
○ 2015-11-30 22:22:48
○ 2026-07-19 06:10:36
○A54.152.198.742016-01-31 → 2016-02-04 · 5 obs
○ 2016-01-23 03:51:30
● 2016-01-31 01:07:18
● 2016-02-04 08:18:18
○ 2016-02-08 19:42:38
○ 2026-07-19 06:10:36
○A54.165.136.1902016-04-05 → 2016-04-05 · 4 obs
○ 2016-02-08 19:42:38
● 2016-04-05 07:50:36
○ 2017-03-14 20:20:58
○ 2026-07-19 06:10:36
○A54.174.175.2512016-01-31 → 2016-02-04 · 5 obs
○ 2016-01-23 03:51:30
● 2016-01-31 01:07:18
● 2016-02-04 08:18:18
○ 2016-02-08 19:42:38
○ 2026-07-19 06:10:36
○A54.174.28.1752015-11-30 → 2015-11-30 · 4 obs
○ 2015-11-23 02:55:46
● 2015-11-30 22:22:48
○ 2016-01-23 03:51:30
○ 2026-07-19 06:10:36
○A54.174.88.2002015-11-23 → 2015-11-23 · 4 obs
○ 2015-08-05 14:11:28
● 2015-11-23 02:55:46
○ 2015-11-30 22:22:48
○ 2026-07-19 06:10:36
○A54.210.234.1932015-08-05 → 2015-08-05 · 3 obs
● 2015-08-05 14:11:28
○ 2017-05-22 11:52:48
○ 2026-07-19 06:10:36
○A54.88.129.1572016-02-08 → 2016-02-08 · 4 obs
○ 2016-02-04 08:18:18
● 2016-02-08 19:42:38
○ 2016-04-05 07:50:36
○ 2026-07-19 06:10:36
○CNAMEpr-zipcodes-us.neuweb.biz2015-11-23 → 2017-03-14 · 5 obs
○ 2015-08-05 14:11:28
● 2015-11-23 02:55:46
● 2017-03-14 20:20:58
○ 2017-05-22 11:52:48
○ 2026-07-19 06:10:36
○CNAMEws-pr-web-zipcodes-525549249.us-east-1.elb.amazonaws.com2015-11-23 → 2017-03-14 · 5 obs
○ 2015-08-05 14:11:28
● 2015-11-23 02:55:46
● 2017-03-14 20:20:58
○ 2017-05-22 11:52:48
○ 2026-07-19 06:10:36
○CNAMEzip-lb.neuweb.biz2015-08-05 → 2017-06-07 · 4 obs
● 2015-08-05 14:11:28
● 2017-06-07 10:42:56
○ 2026-06-12 00:31:12
○ 2026-07-19 06:10:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, x.cctld.us, n.cctld.us...-
02581.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 02581.us (unsigned zone)

⏱️ Timing

Total: 308ms | Queries: -

📄 Records

TypeCountSample Data
A1100.60.201.99
NS2ns2.parkco2.neustar.biz, ns1.parkco2.neustar.biz
TXT1v=spf1 -all
SOA1ns1.parkco2.neustar.biz hostmaster.neust

Analysis

IP Addresses

02581.us directs to one IP number, which is 100.60.201.99.

Among the host names that share IP numbers with 02581.us are 01620.us, 01027.us, 13815.us and two others.

Name Servers

02581.us is served by two delegated name servers, ns1.parkco2.neustar.biz and ns2.parkco2.neustar.biz.

02581.us has the same name server delegation as a number of other domains, such as 75326.us, 43513.us, 60799.us and two more.

ns1.parkco2.neustar.biz and ns2.parkco2.neustar.biz each resolve to one IP number: ns1.parkco2.neustar.biz points to 3.220.94.231 and ns2.parkco2.neustar.biz points to 3.227.227.44.