51b.co - robtex.com

51b.co

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns2.afternic.com ⭐
A2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.afternic.com
A173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.afternic.com
NSns1.afternic.com
A2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.afternic.com
A97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.afternic.com
TXTv=spf1 -all
SOAns2.afternic.comdns@jomax.net serial=1

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.registrydns.co
NSb.registrydns.co
NSc.registrydns.co
NSd.registrydns.co
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759617101

Subdomains

www.51b.co

Same first word

51b.cn
51b.com
51b.dev
51b.net
51b.de
51b.tech
51b.co

Similar names

b15.com
b51.info
15b.de
b51.net
b15.com.ua
b15.ru
15b.com
b15.ir
b51.es
b51.cz
b15.center
b51.de
15b.net
5b1.net
b51.site
b15.com.mx
b15.com.br
15b.cc
15b.org
b15.mx
5b1.ru
b15.me
b15.at
b15.ca
b51.com
b15.it
b15.net
b15.cn
15b.dk
b15.co.uk
b15.org

DNS History

15 records (4 active, 11 former)

20162017201820192020202120222023202420252026NSns1.afternic.comns2.afternic.comA13.248.169.4876.223.54.14642.200.34.24942.200.35.13947.90.20.1752.0.66.22752.204.48.16952.22.205.24264.62.224.25374.82.63.12674.82.63.136CNAMEpr-co-suspensions.go.coreg-pr-web-suspensionpages-go-co-1680484254.us-east-1.elb.amazonaws.com
●NSns1.afternic.com2026-03-06 → 2026-03-24 · 2 obs
● 2026-03-06 21:21:00
● 2026-03-24 14:33:32
●NSns2.afternic.com2026-03-06 → 2026-03-24 · 2 obs
● 2026-03-06 21:21:00
● 2026-03-24 14:33:32
●A13.248.169.482026-03-06 → 2026-03-24 · 3 obs
○ 2017-07-09 18:49:32
● 2026-03-06 21:21:00
● 2026-03-24 14:33:32
○A42.200.34.2492016-04-24 → 2016-05-09 · 5 obs
○ 2016-04-12 23:52:42
● 2016-04-24 22:44:10
● 2016-05-09 00:15:18
○ 2016-08-12 07:26:48
○ 2026-03-24 14:33:32
○A42.200.35.1392016-04-24 → 2016-05-09 · 5 obs
○ 2016-04-12 23:52:42
● 2016-04-24 22:44:10
● 2016-05-09 00:15:18
○ 2016-08-12 07:26:48
○ 2026-03-24 14:33:32
○A47.90.20.172016-08-12 → 2016-08-12 · 4 obs
○ 2016-05-09 00:15:18
● 2016-08-12 07:26:48
○ 2016-12-20 05:16:22
○ 2026-03-24 14:33:32
○A52.0.66.2272016-12-20 → 2016-12-26 · 5 obs
○ 2016-08-12 07:26:48
● 2016-12-20 05:16:22
● 2016-12-26 12:25:54
○ 2017-07-09 18:49:32
○ 2026-03-24 14:33:32
○A52.204.48.1692016-12-20 → 2016-12-26 · 5 obs
○ 2016-08-12 07:26:48
● 2016-12-20 05:16:22
● 2016-12-26 12:25:54
○ 2017-07-09 18:49:32
○ 2026-03-24 14:33:32
○A52.22.205.2422016-12-20 → 2016-12-26 · 5 obs
○ 2016-08-12 07:26:48
● 2016-12-20 05:16:22
● 2016-12-26 12:25:54
○ 2017-07-09 18:49:32
○ 2026-03-24 14:33:32
○A64.62.224.2532015-12-16 → 2016-04-12 · 10 obs
● 2015-12-16 17:02:00
● 2016-01-10 08:31:08
○ 2016-01-14 15:17:38
○ 2016-02-20 00:10:24
● 2016-03-09 17:59:50
○ 2016-03-17 23:53:06
○ 2016-04-03 03:07:50
● 2016-04-12 23:52:42
○ 2016-04-24 22:44:10
○ 2026-03-24 14:33:32
○A74.82.63.1262016-01-14 → 2016-01-14 · 4 obs
○ 2016-01-10 08:31:08
● 2016-01-14 15:17:38
○ 2016-02-20 00:10:24
○ 2026-03-24 14:33:32
○A74.82.63.1362016-02-20 → 2016-04-03 · 7 obs
○ 2016-01-14 15:17:38
● 2016-02-20 00:10:24
○ 2016-03-09 17:59:50
● 2016-03-17 23:53:06
● 2016-04-03 03:07:50
○ 2016-04-12 23:52:42
○ 2026-03-24 14:33:32
●A76.223.54.1462026-03-06 → 2026-03-24 · 3 obs
○ 2017-07-09 18:49:32
● 2026-03-06 21:21:00
● 2026-03-24 14:33:32
○CNAMEpr-co-suspensions.go.co2016-12-20 → 2016-12-26 · 4 obs
● 2016-12-20 05:16:22
● 2016-12-26 12:25:54
○ 2017-07-09 18:49:32
○ 2026-03-24 14:33:32
○CNAMEreg-pr-web-suspensionpages-go-co-1680484254.us-east-1.elb.amazonaws.com2016-12-20 → 2016-12-26 · 4 obs
● 2016-12-20 05:16:22
● 2016-12-26 12:25:54
○ 2017-07-09 18:49:32
○ 2026-03-24 14:33:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cob.registrydns.co, a.registrydns.co, d.registrydns.co, c.registrydns.co-
51b.cons1.afternic.com, ns2.afternic.com-

✅ Authoritative Response

Server:97.74.98.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51b.co (unsigned zone)

⏱️ Timing

Total: 106ms | Queries: -

📄 Records

TypeCountSample Data
A276.223.54.146, 13.248.169.48
NS2ns1.afternic.com, ns2.afternic.com
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns1.afternic.com dns.jomax.net

Analysis

Hierarchy

The parent of www.51b.co is 51b.co.

IP Addresses

Two IP numbers are pointed to by 51b.co: 13.248.169.48 and 76.223.54.146.

other host names include aiblaster.com, aceev.com, collarforcats.blogetery.com, championshipstrategy.com and effectivepccleaner.publicsets.com; they share IP numbers with 51b.co.

Name Servers

Two name servers ns1.afternic.com and ns2.afternic.com handle the delegation for 51b.co.

51b.co shares the same name server setup as other domains, for instance betaiso.com, gdsinternational.newyork.boonrepublic.com, solinks.com, pearl.forstudent.com and bssystem.com.

51b.co at least partially shares name servers with other domains, for instance videoforce.org, gkmf.com, ugqw.com, nakf.com and or(0x6269746368)eck.com.

These name servers are commonly used alongside verification-ag3xtxqjhqhiyarqdrht2l.ns101.verify.hn, verification-d3jclucsp89ganyqbydeny.ns101.verify.hn and verification-zaaaeieddh8thwexuh3jyi.ns101.verify.hn.

Host names with two IP numbers:

ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69.

ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69.