post.formula.nu - robtex.com

post.formula.nu

DNSSEC⚠️ Not signed
A83.91.91.2🇩🇰 TDC83.88.0.0/13
PTRmail.ithozting.dk
TXTv=spf1 ip4:83.91.91.0/26 -all

formula.nu

DNSSEC⚠️ Not signed
NShydrogen.ns.hetzner.com ⭐
NShelium.ns.hetzner.de
NSoxygen.ns.hetzner.com
MXpost.formula.nu ⭐
MXsmtp.formula.nu(20)
TXTv=spf1 ip4:83.91.91.0/26 -all
TXTMS=ms72883603
TXTgoogle-site-verification=F-YUffNW7NJbUMk3KV397mWuH1y1k973LthffZTXd3w
SOAhydrogen.ns.hetzner.comdns@hetzner.com 2026-04-21 #8

MX for

formula.nu

Previously MX for

eborn.dk
bornholmsforvaltning.dk
semester-bornholm.se
www.familieferiebornholm.dk
nexorevision.dk
erhvervsfonden.dk

Same first word

post.world
post.to
post.sc
post.kim
post.fyi
post.withgoogle.com
post.how
post.chat
post.lu
post.network
post.co.za
post.uz
post.tv.br
post.guide
post.gov.bn
post.gr.jp
post.icu
post.lv
post.webredirect.org
post.pk
post.it
post.by
post.cz
post.net.cn
post.management
post.dk
post.legal
post.kinghost.net
post.tv
post.cr
post.tf
post.ro
post.fm
post.cn
post.tg
post.cl
post.be
post.in.ua
post.plus
post.holdings
post.de
post.tech
post.bz
post.com.de
post.biz.ua
post
post.pe.kr
post.my
post.co.il
post.yt
post.kozow.com
post.us
post.com
post.edu
post.gx.cn
post.li
post.kz
post.ee
post.la
post.go.kr
post.co.uk
post.mv
post.ua
post.re
post.pl
post.bg
post.pet
post.ma
post.ba
post.ltd
post.io
post.ms
post.hr
post.academy
post.net.au
post.vn
post.sk
post.im
post.ne.jp
post.watch
post.ly
post.nc
post.pink
post.k12.tx.us
post.ye
post.news
post.com.cn
post.gs
post.ch
post.sg
post.ge
post.biz
post.nl
post.ir
post.xyz
post.crimea.ua
post.me.it
post.cc
post.blue
post.on.ca

Similar names

tsop.nl
tspo.ru
spot.poznan.pl
stop.lat
ostp.de
sopt.co.uk
tpos.co.uk
tpos.church
opst.co.jp
tpos.de
spot.in.th
stop.no
ptos.com
stop.fi
ostp.no
spot.jobs
pots.de
sotp.fr
spot.gr
tsop.fi
opts.co.jp
spot.tn
ostp.fr
tpos.blob.core.windows.net
opst.info
spot.ch
spot.in
sopt.us
spot.org
tops.org.ua
ptso.net
opts.co.uk
sopt.de
spot.ph
spot.ro
stop.ru
stop.com.gr
opts.nl
tspo.eu
tops.rs
spot.city
spot.clothing
stop.su
opts.co
tops.ua
spot.pl
opst.co.il
stop.la
spot.town
stop.center
spot.it
tosp.net.au
tspo.org
spot.dk
ostp.se
tops.red
sotp.org
pots.nl
tpos.ir
ptso.com
stpo.org
stop.company
spot.guru
tops.es
stpo.ru
stpo.de
spot.al
psot.de
spot.im
spot.tm.fr
tops.it
spot.group
spot.cash

DNS History

1 record (1 active, 0 former)

20162017201820192020202120222023202420252026A83.91.91.2
●A83.91.91.22015-08-02 → 2026-04-26 · 2 obs
● 2015-08-02 09:22:22
● 2026-04-26 15:46:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
num.ns.nu, z.ns.nu, c.ns.nu, d.ns.nu...12 records
formula.nuhelium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com-

✅ Authoritative Response

Server:213.133.100.98

NS records: helium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for formula.nu (unsigned zone)

⏱️ Timing

Total: 1251ms | Queries: -

📄 Records

TypeCountSample Data
A183.91.91.2
TXT1v=spf1 ip4:83.91.91.0/26 -all

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (m.ns.nu, m.ns.nu, z.ns.nu...)

Analysis

Mail Server Role

post.formula.nu serves as the mail server for formula.nu.

smtp.formula.nu often functions as the mail server, commonly paired with post.formula.nu.

IP Addresses

post.formula.nu points to a single IP address: 83.91.91.2.

Other host names, for instance mail.ithozting.dk, share IP numbers with post.formula.nu.