c21.in - robtex.com

c21.in

DNSSEC⚠️ Not signed
A152.42.225.116🇺🇸 DIGITALOCEAN152.42.224.0/20 DigitalOcean
NSns1.a2hosting.com ⭐
A13.248.158.180🇺🇸 Amazon13.248.144.0/20
PTRa79764cc55c0ac9c0.awsglobalaccelerator.com
NSns2.a2hosting.com
A75.2.118.134🇺🇸 Amazon75.2.112.0/20
PTRabc65dd9a44b5332f.awsglobalaccelerator.com
NSns3.a2hosting.com
A76.223.26.245🇺🇸 Amazon76.223.16.0/20
PTRa79764cc55c0ac9c0.awsglobalaccelerator.com
NSns4.a2hosting.com
A99.83.147.209🇺🇸 Amazon99.83.144.0/20
PTRabc65dd9a44b5332f.awsglobalaccelerator.com
MXmail.c21.in ⭐
A200.69.22.7🇦🇷 A2HOSTING200.69.20.0/22 A2 Hosting, Inc.
PTRsg1-cl9-its1.a2hosting.com
TXTv=spf1 +a +mx +ip4:200.69.22.7 include:spf.a2hosting.com ~all
SOAns1.a2hosting.comroot@sg1-cl9-its1.a2hosting.com 2026-04-29 #0

in

DNSSEC🔒 Signed (DS record present)
NSns01.trs-dns.com ⭐
NSns.trs-dns.com
NSns01.trs-dns.net
NSns1.registry.in ⚠️ Not in parent delegation
NSns10.trs-dns.info
NSns10.trs-dns.org
NSns2.registry.in ⚠️ Not in parent delegation
NSns3.registry.in ⚠️ Not in parent delegation
NSns4.registry.in ⚠️ Not in parent delegation
SOAns.trs-dns.comtrs-ops@tucows.com serial=1778647861
WOT: UNKNOWN (92/100)

Subdomains

mail.c21.in

Same first word

c21.ru
c21.biz
c21.one
c21.it
c21.com.hk
c21.asia
c21.si
c21.at
c21.ir
c21.online
c21.mx
c21.cn
c21.name
c21.pt
c21.ca
c21.gr
c21.sk
c21.eu
c21.hk
c21.fr
c21.us
c21.dk
c21.nl
c21.xyz
c21.net.cn
c21.com.tr
c21.ro
c21.ae
c21.tech
c21.homes
c21.al
c21.co
c21.hr
c21.com.br
c21.pe
c21.com.cy
c21.com.vn
c21.com.cn
c21.to
c21.site
c21.gy
c21.mn
c21.pl
c21.tw
c21.me
c21.be
c21.properties
c21.com.pe
c21.azureedge.net
c21.com
c21.com.sg
c21.cz
c21.bz
c21.net
c21.nyc
c21.guru
c21.vn
c21.com.bo
c21.info
c21.in
c21.tv

Similar names

c12.com.br
2c1.com
c12.tv
2c1.net
c12.ca
21c.com
1c2.fr
12c.org
21c.org
12c.cn
12c.io
21c.jp
12c.com.cn
c12.ru
21c.community
21c.biz
21c.or.jp
1c2.com
2c1.cz
12c.de
c12.de
12c.us
c12.us
c12.online
21c.tc
c12.org
c12.pw
c12.co.il
12c.cz
c12.cz
21c.ca
21c.online
21c.pl
1c2.eu
c12.pl
21c.de
c12.cn
12c.no
21c.email
21c.co.uk
1c2.mobi
1c2.de
2c1.de
c12.com.au
c12.me
21c.co.in
12c.com
12c.me
c12.it
21c.or.kr
21c.nl
c12.in
21c.xin
c12.fr
c12.dk
2c1.fr
21c.cn
21c.me
21c.ru
1c2.me
21c.co.jp
1c2.com.cn
c12.com
c12.kr
c12.nl
21c.it
1c2.net
12c.in
12c.co.uk
12c.eu

DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NSns1.a2hosting.comns2.a2hosting.comns3.a2hosting.comns4.a2hosting.comdns1.cscdns.netdns2.cscdns.netMXmail.c21.incustmx.cscdns.netA152.42.225.11669.58.188.49
○NSdns1.cscdns.net2015-07-14 → 2017-01-09 · 4 obs
● 2015-07-14 11:46:50
● 2017-01-09 00:30:28
○ 2026-05-05 12:33:26
○ 2026-05-13 05:18:56
○NSdns2.cscdns.net2015-07-14 → 2017-01-09 · 4 obs
● 2015-07-14 11:46:50
● 2017-01-09 00:30:28
○ 2026-05-05 12:33:26
○ 2026-05-13 05:18:56
●NSns1.a2hosting.com2026-05-05 → 2026-05-13 · 3 obs
○ 2017-01-09 00:30:28
● 2026-05-05 12:33:26
● 2026-05-13 05:18:56
●NSns2.a2hosting.com2026-05-05 → 2026-05-13 · 3 obs
○ 2017-01-09 00:30:28
● 2026-05-05 12:33:26
● 2026-05-13 05:18:56
●NSns3.a2hosting.com2026-05-05 → 2026-05-13 · 3 obs
○ 2017-01-09 00:30:28
● 2026-05-05 12:33:26
● 2026-05-13 05:18:56
●NSns4.a2hosting.com2026-05-05 → 2026-05-13 · 3 obs
○ 2017-01-09 00:30:28
● 2026-05-05 12:33:26
● 2026-05-13 05:18:56
○MXcustmx.cscdns.net2015-07-14 → 2017-01-09 · 4 obs
● 2015-07-14 11:46:50
● 2017-01-09 00:30:28
○ 2026-05-05 12:33:26
○ 2026-05-13 05:18:56
●MXmail.c21.in2026-05-05 → 2026-05-13 · 3 obs
○ 2017-01-09 00:30:28
● 2026-05-05 12:33:26
● 2026-05-13 05:18:56
●A152.42.225.1162026-05-05 → 2026-05-13 · 3 obs
○ 2017-01-09 00:30:28
● 2026-05-05 12:33:26
● 2026-05-13 05:18:56
○A69.58.188.492015-07-14 → 2017-01-09 · 4 obs
● 2015-07-14 11:46:50
● 2017-01-09 00:30:28
○ 2026-05-05 12:33:26
○ 2026-05-13 05:18:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
inns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info-
c21.inns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com-

✅ Authoritative Response

Server:13.248.158.180

NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for c21.in (unsigned zone)

⏱️ Timing

Total: 860ms | Queries: -

📄 Records

TypeCountSample Data
A1152.42.225.116
NS4ns3.a2hosting.com, ns2.a2hosting.com...
MX1mail.c21.in (pri: 0)
TXT1v=spf1 +a +mx +ip4:200.69.22.7 include:s
SOA1ns1.a2hosting.com root.sg1-cl9-its1.a2ho

Analysis

Hierarchy

mail.c21.in has c21.in as its parent.

IP Addresses

c21.in maps to IP address 152.42.225.116.

Other host names, for instance calgarydancecentral.com, codywolfemusic.com, beaconsummerstage.com, britishflytyingsymposium.com and dastina.com.br share IP numbers with c21.in.

Name Servers

c21.in is delegated to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.

c21.in at least partially shares name servers with other domains such as fasso.net, popculturecuisine.com, rezimatica.co.il, mintconditioned.com and ctsheatingandcooling.com.

These name servers are commonly used with ns1.supercp.com, ns2.supercp.com, ns3.supercp.com and ns4.supercp.com.

Host names with one IP number:

ns1.a2hosting.com points to: 13.248.158.180

ns2.a2hosting.com points to: 75.2.118.134

ns3.a2hosting.com points to: 76.223.26.245

ns4.a2hosting.com points to: 99.83.147.209

Mail Servers

c21.in is handled by a single mail server, mail.c21.in.

mail.c21.in points to one IP number: 200.69.22.7.