c.bing - robtex.com

c.bing

DNSSEC⚠️ Not signed
A20.70.246.20🇦🇺 Microsoft20.64.0.0/10
A20.76.201.171🇳🇱 Microsoft20.64.0.0/10
A20.112.250.133🇺🇸 Microsoft20.64.0.0/10
A20.231.239.246🇺🇸 Microsoft20.192.0.0/10
A20.236.44.162🇺🇸 Microsoft20.192.0.0/10
NSns1-05.azure-dns.com ⭐
A2603:1061:0:700::5🇺🇸 Microsoft2603:1000::/25 MICROSOFT
PTRns1-05.azure-dns.com
A13.107.236.5🇺🇸 Microsoft13.104.0.0/14 MICROSOFT
PTRns1-05.azure-dns.com
NSns2-05.azure-dns.net
A2620:1ec:8ec:700::5🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns2-05.azure-dns.net
A150.171.21.5🇺🇸 Microsoft150.171.0.0/16 MICROSOFT
PTRns2-05.azure-dns.net
NSns3-05.azure-dns.org
A2a01:111:4000:700::5🇬🇧 Microsoft2a01:111:4000::/36
PTRns3-05.azure-dns.org
A204.14.183.5🇺🇸 Microsoft204.14.180.0/22
PTRns3-05.azure-dns.org
NSns4-05.azure-dns.info
A2620:1ec:bda:700::5🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns4-05.azure-dns.info
A208.84.5.5🇺🇸 Microsoft208.84.0.0/21 MICROSOFT
PTRns4-05.azure-dns.info
SOAns1-05.azure-dns.comazuredns-hostmaster@microsoft.com serial=1

bing

DNSSEC🔒 Signed (DS record present)
NSdns1.nic.bing ⭐
NSdns2.nic.bing
NSdns3.nic.bing
NSdns4.nic.bing
NSdnsa.nic.bing
NSdnsb.nic.bing
NSdnsc.nic.bing
NSdnsd.nic.bing
SOAdns1.nic.binghostmaster@nominet.org.uk serial=1750766548
🔒 HSTS Preload (+subdomains)

Same first word

c.inc
c.gle
c.kg
c.care
c.help
c.net.ar
c.cx
c.citic
c.gl
c.vodka
c.co.uk
c.country
c.wedding
c.uk
c.mom
c.cafe
c.credit
c.academy
c.ua
c.la
c.akamaiedge.net
c.dk
c.my
c.hl.cn
c.media
c.vu
c.od.ua
c.sk
c.cn
c.capital
c.co.il
c.onl
c.akamaiedge-staging.net
c.fitness
c.googleapis.com
c.co.nl
c.zip
c.com.pe
c.live
c.am
c.kz
c.co
c.to
c.ar
c.ai
c.zone
c.io
c.pl
c.pe
c.vg
c.azurewebsites.net
c.ac
c.ki
c.cz
c.fo
c.fm
c.tl
c.jl.cn
c.wiki
c.hr
c.ventures
c.tax
c.systems
c.org
c.ltd
c.cc
c.akamai.net
c.sv
c.email
c.house
c.ms
c.gg
c.com.cn
c.fi
c.dating
c.x0.to
c.lu
c.biz
c.bing
c.gov.au
c.au
c.holdings
c.wtf
c.com.mx
c.xen.prgmr.com
c.company
c.city
c.ph
c.xyz
c.im
c.bot
c.digital
c.si.it
c.ls
c.gov.lv
c.uy
c.gx.cn
c.or.at
c.nu
c.gt
c.net.gt
c.de
c.hu
c.com.ua
c.co.ua
c.cl
c.com.vn
c.estate
c.gd
c.hn
c.cash
c.st
c.ly
c.fr
c.plus
c.gp
c.pn
c.box
c.tv
c.co.kr
c.co.za
c.dog
c.ws
c.sc
c.net.cn
c.is
c.fyi
c.black
c.gz.cn
c.cam
c.app
c.cm
c.je
c.me
c.com.pk
c.florist
c.madrid
c.sh
c.amsterdam
c.cr

DNS History

11 records (9 active, 2 former)

20162017201820192020202120222023202420252026NSns1-05.azure-dns.comns2-05.azure-dns.netns3-05.azure-dns.orgns4-05.azure-dns.infoMXyour-dns-needs-immediate-attention.bingA20.112.250.13320.231.239.24620.236.44.16220.70.246.2020.76.201.171127.0.53.53
●NSns1-05.azure-dns.com2026-02-18 → 2026-03-12 · 2 obs
● 2026-02-18 02:31:14
● 2026-03-12 04:09:40
●NSns2-05.azure-dns.net2026-02-18 → 2026-03-12 · 2 obs
● 2026-02-18 02:31:14
● 2026-03-12 04:09:40
●NSns3-05.azure-dns.org2026-02-18 → 2026-03-12 · 2 obs
● 2026-02-18 02:31:14
● 2026-03-12 04:09:40
●NSns4-05.azure-dns.info2026-02-18 → 2026-03-12 · 2 obs
● 2026-02-18 02:31:14
● 2026-03-12 04:09:40
○MXyour-dns-needs-immediate-attention.bing2015-08-21 → 2015-08-21 · 3 obs
● 2015-08-21 21:54:16
○ 2015-11-24 14:25:40
○ 2026-03-12 04:09:40
○A127.0.53.532015-08-21 → 2015-08-21 · 3 obs
● 2015-08-21 21:54:16
○ 2015-11-24 14:25:40
○ 2026-03-12 04:09:40
●A20.112.250.1332026-02-18 → 2026-03-12 · 3 obs
○ 2015-11-24 14:25:40
● 2026-02-18 02:31:14
● 2026-03-12 04:09:40
●A20.231.239.2462026-02-18 → 2026-03-12 · 3 obs
○ 2015-11-24 14:25:40
● 2026-02-18 02:31:14
● 2026-03-12 04:09:40
●A20.236.44.1622026-02-18 → 2026-03-12 · 3 obs
○ 2015-11-24 14:25:40
● 2026-02-18 02:31:14
● 2026-03-12 04:09:40
●A20.70.246.202026-02-18 → 2026-03-12 · 3 obs
○ 2015-11-24 14:25:40
● 2026-02-18 02:31:14
● 2026-03-12 04:09:40
●A20.76.201.1712026-02-18 → 2026-03-12 · 3 obs
○ 2015-11-24 14:25:40
● 2026-02-18 02:31:14
● 2026-03-12 04:09:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bingdns1.nic.bing, dnsa.nic.bing, dnsc.nic.bing, dns4.nic.bing...16 records
c.bingns1-05.azure-dns.com, ns2-05.azure-dns.net, ns3-05.azure-dns.org, ns4-05.azure-dns.info-

✅ Authoritative Response

Server: 204.14.183.5

NS records: ns1-05.azure-dns.com, ns2-05.azure-dns.net, ns3-05.azure-dns.org, ns4-05.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for c.bing (unsigned zone)

⏱️ Timing

Total: 310ms | Queries: -

📄 Records

TypeCountSample Data
A520.76.201.171, 20.112.250.133...
NS4ns1-05.azure-dns.com, ns2-05.azure-dns.net...
SOA1ns1-05.azure-dns.com azuredns-hostmaster

📌 Glue Records Collected

Total: 16

In-bailiwick: 16 (dnsd.nic.bing, dnsc.nic.bing, dnsb.nic.bing...)

Analysis

IP Addresses

c.bing points to five IPs: 20.70.246.20, 20.76.201.171, 20.112.250.133, 20.231.239.246 and 20.236.44.162.

Other host names, for instance hupmicrosoft.com, xboxplayanywhere.ca, microsoftforefront.at, cvbus.com and microsoftverify.org share IP numbers with c.bing.

Name Servers

c.bing is delegated to four name servers: ns1-05.azure-dns.com, ns4-05.azure-dns.info, ns2-05.azure-dns.net and ns3-05.azure-dns.org.

c.bing shares name servers with other domains at least partially, for instance microsoftonline-int.com, interrasoftware.com, llano.tecnm.mx, saintsimonfestival.com and theguaranteedaccount.com.

Host names with two IP numbers:

ns1-05.azure-dns.com resolves to 2603:1061:0:700::5 and 13.107.236.5.

ns4-05.azure-dns.info resolves to 2620:1ec:bda:700::5 and 208.84.5.5.

ns2-05.azure-dns.net resolves to 2620:1ec:8ec:700::5 and 150.171.21.5.

ns3-05.azure-dns.org resolves to 2a01:111:4000:700::5 and 204.14.183.5.