bt.colzo.com - robtex.com

bt.colzo.com

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns5.afternic.com ⭐ ⚠️ Not in parent delegation
A2603:5:2134::42🇺🇸 GODADDY-DNS2603:5:2130::/44
PTRns5.afternic.com
A97.74.99.66🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns5.afternic.com
NSns6.afternic.com ⚠️ Not in parent delegation
A2603:5:2234::42🇺🇸 GODADDY-DNS2603:5:2230::/44
PTRns6.afternic.com
A173.201.67.66🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns6.afternic.com
TXTv=spf1 -all
SOAns5.afternic.comdns@jomax.net 2025-09-30 #0

colzo.com

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns5.afternic.com ⭐
NSns6.afternic.com
TXTv=spf1 -all
SOAns5.afternic.comdns@jomax.net 2025-09-30 #0

Same first word

bt.bt
bt.gob.ve
bt.gs
bt.je
bt.finance
bt.gd
bt.pl
bt.com.my
bt.pf
bt.gov.cn
bt.sb
bt.ee
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bt.ws
bt.chat
bt.hn
bt.org
bt.co.za
bt.is
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bt
bt.com.ve
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bt.dk
bt.com
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bt.com.ua
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bt.systems
bt.world
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bt.la
bt.solar
bt.com.tn
bt.es
bt.od.ua
bt.su
bt.co.th
bt.ro
bt.kiev.ua
bt.fr
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bt.vc
bt.gg
bt.wiki
bt.io
bt.bet
bt.tn
bt.bielsko.pl
bt.com.au
bt.cl
bt.law
bt.cc
bt.uk
bt.solutions
bt.hu
bt.nl
bt.cn
bt.center
bt.se
bt.nfshost.com
bt.lt
bt.ie
bt.fit
bt.ma
bt.fyi
bt.tc
bt.sy
bt.energy
bt.co.kr
bt.rn.gov.br
bt.edgekey.net
bt.no
bt.com.mx
bt.com.tw
bt.co
bt.church
bt.nu
bt.tv
bt.rs
bt.com.bn
bt.de
bt.co.uk
bt.org.ua
bt.school
bt.net.au
bt.my
bt.sg
bt.by
bt.fo
bt.ae
bt.to
bt.me
bt.design
bt.org.uk
bt.associates
bt.ru
bt.inf.br
bt.cash

Similar names

tb.run
tb.nl
tb.co
tb.no
tb.wtf
tb.partners
tb.hu
tb.edu.ge
tb.su
tb.ag
tb.pl
tb.org
tb.com.mx
tb.fyi
tb.eu
tb.com.tr
tb.legal
tb.al
tb.net
tb.net.sa
tb.fo
tb.hk
tb.de
tb.network
tb.altervista.org
tb.com.cn
tb.sk
tb.cz
tb.net.ua
tb.org.tr
tb.ma
tb.kz
tb.ms
tb.com.tw
tb.co.th
tb.co.za
tb.arq.br

DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026NSns5.afternic.comns6.afternic.comns1.sedoparking.comns11018.ztomy.comns2.sedoparking.comns21018.ztomy.comMXmail.nickstel.comA13.248.169.4876.223.54.146141.8.225.6372.52.4.91
○NSns1.sedoparking.com2015-12-04 → 2016-07-04 · 5 obs
○ 2015-08-06 13:09:06
● 2015-12-04 17:28:28
● 2016-07-04 20:23:24
○ 2026-03-27 14:10:52
○ 2026-05-13 15:31:32
○NSns11018.ztomy.com2015-08-06 → 2016-03-08 · 5 obs
● 2015-08-06 13:09:06
○ 2015-12-04 17:28:28
● 2016-03-08 01:12:30
○ 2016-07-04 20:23:24
○ 2026-05-13 15:31:32
○NSns2.sedoparking.com2015-12-04 → 2016-07-04 · 5 obs
○ 2015-08-06 13:09:06
● 2015-12-04 17:28:28
● 2016-07-04 20:23:24
○ 2026-03-27 14:10:52
○ 2026-05-13 15:31:32
○NSns21018.ztomy.com2015-08-06 → 2016-03-08 · 4 obs
● 2015-08-06 13:09:06
● 2016-03-08 01:12:30
○ 2016-07-04 20:23:24
○ 2026-05-13 15:31:32
●NSns5.afternic.com2026-03-27 → 2026-05-13 · 3 obs
○ 2016-07-04 20:23:24
● 2026-03-27 14:10:52
● 2026-05-13 15:31:32
●NSns6.afternic.com2026-03-27 → 2026-05-13 · 3 obs
○ 2016-07-04 20:23:24
● 2026-03-27 14:10:52
● 2026-05-13 15:31:32
○MXmail.nickstel.com2015-12-04 → 2016-07-04 · 4 obs
● 2015-12-04 17:28:28
● 2016-07-04 20:23:24
○ 2026-03-27 14:10:52
○ 2026-05-13 15:31:32
●A13.248.169.482026-03-27 → 2026-05-13 · 3 obs
○ 2016-07-04 20:23:24
● 2026-03-27 14:10:52
● 2026-05-13 15:31:32
○A141.8.225.632015-08-06 → 2015-08-06 · 3 obs
● 2015-08-06 13:09:06
○ 2015-12-04 17:28:28
○ 2026-05-13 15:31:32
○A72.52.4.912015-12-04 → 2016-07-04 · 5 obs
○ 2015-08-06 13:09:06
● 2015-12-04 17:28:28
● 2016-07-04 20:23:24
○ 2026-03-27 14:10:52
○ 2026-05-13 15:31:32
●A76.223.54.1462026-03-27 → 2026-05-13 · 3 obs
○ 2016-07-04 20:23:24
● 2026-03-27 14:10:52
● 2026-05-13 15:31:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
colzo.comns5.afternic.com, ns6.afternic.com2 records

✅ Authoritative Response

Server:173.201.67.66

NS records: ns5.afternic.com, ns6.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for colzo.com (unsigned zone)

⏱️ Timing

Total: 1619ms | Queries: -

📄 Records

TypeCountSample Data
A213.248.169.48, 76.223.54.146
NS2ns5.afternic.com, ns6.afternic.com
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns5.afternic.com dns.jomax.net

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns5.afternic.com, ns6.afternic.com)

Analysis

IP Addresses

bt.colzo.com points to two IP numbers: 13.248.169.48 and 76.223.54.146.

Other host names such as wix.help, coinhandlers.com, sccs.pro, artigram.com and www.pricewater.com share IPs with bt.colzo.com.

Name Servers

bt.colzo.com is delegated to two name servers: ns5.afternic.com and ns6.afternic.com.

bt.colzo.com shares the same name server setup as mx.nexteffort.com, rgwp.kdlp.xyz, banism.com, sotux.com and aero-cam.com.

bt.colzo.com at least partially shares name servers with other domains, for instance depinchef.xyz, elevationnft.xyz, alphadisk.com, alexil.com and globalbsv.xyz.

These name servers are commonly used with verification-gakbzzzqmt6gkcplw4efpp.ns101.verify.hn and verification-mdzaaqbc9wh5xb8j4cudbd.ns101.verify.hn.

Host names with two IP numbers: ns5.afternic.com points to: 2603:5:2134::42 and 97.74.99.66; ns6.afternic.com points to: 2603:5:2234::42 and 173.201.67.66.