att.dev - robtex.com

att.dev

DNSSEC⚠️ Not signed
NSns0.attdns.net ⭐
A172.29.0.1UNSPECIFIED160.0.0.0/3
NSns10a.attdns.net
A144.160.229.221🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.
PTRns10a.attdns.net
NSns10b.attdns.net
A144.160.128.177🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.
PTRns10b.attdns.net
NSns10d.attdns.net ⚠️ Not in parent delegation
A144.160.128.159🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.
PTRns10d.attdns.net
TXTv=spf1 -all
SOAns0.attdns.neteiss-dns@att.com 2025-09-10 #1

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

att.com.pr
att.tm
att.be
att.fan
att.ge
att.tw
att.dev
att.gov.tn
att.org.uk
att.mobi
att.bg
att.company
att.co.in
att.ai
att.et
att.se
att.net.mx
att.cr
att.net
att.dk
att.com
att.ma
att.business
att.us
att.cc
att.co
att.com.ar
att.tel
att.jobs
att.pr
att.me
att.com.ua
att.sa
att.net.co
att.org
att.cl
att.my
att.io
att.pl
att.ee
att.fi
att.tv
att.gd
att.ps
att.ua
att.com.co
att.by
att.cz
att.social
att.digital
att.lu
att.sk
att.it
att.cm
att.eu
att.no
att.at
att.square7.de
att.biz
att.kiev.ua
att.co.at
att.ae
att.com.sa
att.cloud
att.co.kr
att.co.th
att.uz
att.buzz
att.com.pe
att.com.tw
att.com.pt
att.si
att.fr
att.ba
att.net.cm
att.bet
att.bz
att.com.hr
att.org.il
att.su
att.mx
att.om
att.expert
att.es
att.org.nz
att.s3.amazonaws.com
att.im
att.cn
att.com.br
att.ie
att.ca
att.direct
att.gob.bo
att.ne.jp
att.qa
att.github.io
att.co.il
att.la
att.co.uk
att.kr
att.hr
att.info
att.com.cm
att.nl
att.jp
att.hu
att.ch
att.com.mx
att.lt
att.com.cn
att.com.tr
att.net.nz
att.ru

Similar names

tat.sc.gov.br
tat.org.nz
tat.ba
tta.gob.ni
tat.edu.mx
tat.ae
tta.de
tta.am
tta.dk
tat.plus
tat.sh
tta.se
tta.co.il
tat.ua
tat.gov.mv
tta.li
tta.net.au
tat.at
tat.go.ug
tta.co.ke
tta.lv
tat.vn
tta.ru
tta.me
tta.at
tat.pl
tat.ms
tat.ro
tta.academy
tta.co.kr
tta.kz
tat.nu
tat.dk
tta.nu
tta.by
tta.org.pl
tat.ac.in
tta.uz
tat.info
tat.cz
tta.cn
tat.co
tat.tv
tat.eu
tat.am
tat.gov.ng
tta.kiev.ua
tat.org
tat.be
tat.de
tta.ch
tat.az
tta.si
tat.fi
tat.com.ua
tat.capital
tta.ne.jp

DNS History

4 records (4 active, 0 former)

NSns0.attdns.netns10a.attdns.netns10b.attdns.netns10d.attdns.net
●NSns0.attdns.net2026-03-12 → 2026-03-15 · 2 obs
● 2026-03-12 20:57:18
● 2026-03-15 17:41:08
●NSns10a.attdns.net2026-03-12 → 2026-03-15 · 2 obs
● 2026-03-12 20:57:18
● 2026-03-15 17:41:08
●NSns10b.attdns.net2026-03-12 → 2026-03-15 · 2 obs
● 2026-03-12 20:57:18
● 2026-03-15 17:41:08
●NSns10d.attdns.net2026-03-12 → 2026-03-15 · 2 obs
● 2026-03-12 20:57:18
● 2026-03-15 17:41:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
att.devns10b.attdns.net, ns10a.attdns.net-

✅ Authoritative Response

Server: 144.160.229.221

NS records: ns10b.attdns.net, ns10a.attdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for att.dev (unsigned zone)

⏱️ Timing

Total: 963ms | Queries: -

📄 Records

TypeCountSample Data
NS3ns10b.attdns.net, ns10a.attdns.net...
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns0.attdns.net eiss-dns.att.com

Analysis

Name Servers

att.dev is delegated to four name servers: ns0.attdns.net, ns10a.attdns.net, ns10b.attdns.net and ns10d.attdns.net.

att.dev at least partially shares name servers with other domains, for instance attwarner.net, 163.253.108.in-addr.arpa, 43.48.99.in-addr.arpa, 4.67.108.in-addr.arpa and 66.237.108.in-addr.arpa.

These name servers are commonly used with the name servers ns0.attdns.com.

Host names with one IP number:

ns0.attdns.net points to 172.29.0.1

ns10a.attdns.net points to 144.160.229.221

ns10b.attdns.net points to 144.160.128.177

ns10d.attdns.net points to 144.160.128.159