b.mx.tum.fail - robtex.com

b.mx.tum.fail

DNSSEC⚠️ Not signed
A37.252.191.222🇦🇹 IPAX-AS37.252.184.0/21 IPAX Internet Services
PTRat.philipptoelke.de

mx.tum.fail

DNSSEC⚠️ Not signed

MX for

tum.fail

Same first word

b.ai
b.akamai-staging.net
b.gov.au
b.fit
b.tc
b.gg
b.com.br
b.tv
b.hu
b.ddns.net
b.bike
b.game
b.to
b.ly
b.com.ua
b.eus
b.cl
b.fr
b.ath.cx
b.mw
b.co.za
b.io
b.ws
b.js.cn
b.je
b.country
b.ro
b.akamaiedge-staging.net
b.top
b.ms
b.ln.cn
b.ua
b.gov.lv
b.co.kr
b.media
b.ee
b.ie
b.com.mx
b.com.de
b.gt
b.gp
b.digital
b.org
b.box
b.new
b.ls
b.st
b.cn
b.co.zw
b.watch
b.kz
b.cz
b.wtf
b.akamaiedge.net
b.my
b.gy
b.edu.vn
b.de
b.hn
b.center
b.movie
b.pl
b.kg
b.capital
b.fashion
b.sg
b.af
b.cc
b.camp
b.org.nz
b.githubusercontent.com
b.fyi
b.bi
b.bw
b.sh
b.vg
b.at
b.is
b.care
b.site
b.ph
b.lu
b.gd
b.ink
b.gold
b.art.pl
b.uy
b.sc
b.co
b.systems
b.s3.amazonaws.com
b.vn.ua
b.beer
b.sk
b.glass
b.cr
b.lol
b.akamai.net
b.cash
b.fi
b.net.nz
b.hr
b.fm
b.company
b.qh.cn
b.app
b.vodka
b.doctor
b.me
b.aivencloud.com
b.br
b.nx.cn
b.cx
b.dk
b.gl
b.et
b.hm
b.info.pl
b.nu
b.link
b.co.nl
b.mr
b.ht
b.cm
b.biz
b.asia
b.green
b.co.uk

DNS History

1 record (1 active, 0 former)

A37.252.191.222
●A37.252.191.2222026-03-09 → 2026-04-24 · 2 obs
● 2026-03-09 03:04:10
● 2026-04-24 22:51:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
failv0n0.nic.fail, v2n0.nic.fail, v0n2.nic.fail, v2n1.nic.fail...12 records
tum.faila.ns.tum.fail, b.ns.tum.fail, c.ns.tum.fail5 records

✅ Authoritative Response

Server:144.24.249.8

NS records: a.ns.tum.fail, b.ns.tum.fail, c.ns.tum.fail

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tum.fail (unsigned zone)

⏱️ Timing

Total: 306ms | Queries: -

📄 Records

TypeCountSample Data
A137.252.191.222

📌 Glue Records Collected

Total: 17

In-bailiwick: 17 (v0n0.nic.fail, v0n0.nic.fail, v2n0.nic.fail...)

Analysis

Mail Server Role

b.mx.tum.fail serves as the mail server for tum.fail.

a.mx.tum.fail serves as a mail server, commonly paired with b.mx.tum.fail.

IP Addresses

b.mx.tum.fail points to a single IP: 37.252.191.222.

Other host names, for instance b.mx.philipptoelke.de, c.ns.okvm.de, c.ns.hansftoelke.de, at.philipptoelke.de and c.ns.nopln.org share IP numbers with b.mx.tum.fail.