21.cf - robtex.com

21.cf

DNSSEC⚠️ Not signed
NSdns1.cscdns.net ⚠️ Not in zone NS records
A2610:a1:1022::100🇺🇸 MAINT-ID-120082610:a1:1022::/48 Neustar
PTRns1.arcemus.com
PTRkandns06.digitalarchives.com
PTRns1.euro909.com
PTRns2.euro909.com
PTRindom10.indomco.com
PTRindom30.indomco.fr
PTRns1.ascio.net
PTRns3.ascio.net
PTRdns1.cscdns.net
PTRpdns1.cscdns.net
PTRsbdns3.cscdns.net
PTRspdns3.cscdns.net
PTRns0.netnames.net
PTRns1.netnames.net
PTRns3.netnames.net
PTRns5.netnames.net
PTRns7.netnames.net
PTRindom130.indomco.org
PTRns2.domainnetwork.se
PTRns.domainnetwork.se
A156.154.130.100🇺🇸 MAINT-ID-12008156.154.130.0/24 Neustar
PTRns1.arcemus.com
PTRns5.bac.com
PTRkandns06.digitalarchives.com
PTRns1.euro909.com
PTRns2.euro909.com
PTRindom10.indomco.com
PTRg.ns-bac.com
PTRindom30.indomco.fr
PTRns1.ascio.net
PTRns3.ascio.net
PTRdns1.cscdns.net
PTRpdns1.cscdns.net
PTRsbdns3.cscdns.net
PTRspdns3.cscdns.net
PTRns0.netnames.net
PTRns1.netnames.net
PTRns3.netnames.net
PTRns5.netnames.net
PTRns7.netnames.net
PTRindom130.indomco.org
PTRns2.domainnetwork.se
PTRns.domainnetwork.se
NSdns2.cscdns.net ⚠️ Not in zone NS records
A2610:a1:1023::100🇺🇸 MAINT-ID-120082610:a1:1023::/48 Neustar
PTRns2.arcemus.com
PTRnusdns06.digitalarchives.com
PTRns3.domainnetwork.com
PTRns3.euro909.com
PTRindom80.indomco.hk
PTRns2.ascio.net
PTRns4.ascio.net
PTRdns2.cscdns.net
PTRpdns2.cscdns.net
PTRindom20.indomco.net
PTRns2.netnames.net
PTRns4.netnames.net
PTRns6.netnames.net
PTRns8.netnames.net
A156.154.131.100🇺🇸 MAINT-ID-12008156.154.131.0/24 Neustar
PTRns2.arcemus.com
PTRns9.bac.com
PTRnusdns06.digitalarchives.com
PTRns3.domainnetwork.com
PTRns3.euro909.com
PTRindom80.indomco.hk
PTRns2.ascio.net
PTRns4.ascio.net
PTRdns2.cscdns.net
PTRpdns2.cscdns.net
PTRindom20.indomco.net
PTRns2.netnames.net
PTRns4.netnames.net
PTRns6.netnames.net
PTRns8.netnames.net
PTRh.ns-bac.org

cf

DNSSEC⚠️ Not signed
NSa.ns.cf
NSb.ns.cf
NSc.ns.cf
NSd.ns.cf
MXmail.intnet.cf
SOAa.ns.cfkohilaire@socatel.cf serial=1781392233

Same first word

Similar names

DNS History

7 records (2 active, 5 former)

201820192020202120222023202420252026NSdns1.cscdns.netdns2.cscdns.netns01.foxinc.comns02.foxinc.comns03.foxinc.comA67.199.248.1267.199.248.13
NSdns1.cscdns.net2020-10-11 → 2026-06-15 · 3 obs
○ 2017-02-19 15:37:16
● 2020-10-11 11:09:40
● 2026-06-15 05:38:50
NSdns2.cscdns.net2020-10-11 → 2026-06-15 · 3 obs
○ 2017-02-19 15:37:16
● 2020-10-11 11:09:40
● 2026-06-15 05:38:50
NSns01.foxinc.com2017-02-19 → 2017-02-19 · 3 obs
● 2017-02-19 15:37:16
○ 2020-10-11 11:09:40
○ 2026-06-15 05:38:50
NSns02.foxinc.com2017-02-19 → 2017-02-19 · 3 obs
● 2017-02-19 15:37:16
○ 2020-10-11 11:09:40
○ 2026-06-15 05:38:50
NSns03.foxinc.com2017-02-19 → 2017-02-19 · 3 obs
● 2017-02-19 15:37:16
○ 2020-10-11 11:09:40
○ 2026-06-15 05:38:50
A67.199.248.122017-02-19 → 2017-02-19 · 3 obs
● 2017-02-19 15:37:16
○ 2020-10-11 11:09:40
○ 2026-06-15 05:38:50
A67.199.248.132017-02-19 → 2017-02-19 · 3 obs
● 2017-02-19 15:37:16
○ 2020-10-11 11:09:40
○ 2026-06-15 05:38:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cfa.ns.cf, b.ns.cf, c.ns.cf, d.ns.cf8 records
21.cfdns1.cscdns.net, dns2.cscdns.net-

✅ Authoritative Response

Server:156.154.130.100

NS records: dns1.cscdns.net, dns2.cscdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cf (unsigned zone)

⏱️ Timing

Total: 687ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a.ns.cf, a.ns.cf, b.ns.cf...)

Analysis

Name Servers

21.cf uses two name servers for its delegation: dns1.cscdns.net and dns2.cscdns.net.

21.cf uses the same name servers as several other domains — among them chipotlesick.com, pricelessmulan.com, dacia-assurance.fr and two more.

At least some of 21.cf's name servers are shared with other domains, for example countrywide-rm.info and bankcardloanservice.net.

These name servers tend to be deployed in combination with the name servers ns101.bac.com and ns102.bac.com.

The two host names dns1.cscdns.net and dns2.cscdns.net each have a pair of IP addresses: dns1.cscdns.net has 156.154.130.100 and 2610:a1:1022::100, and dns2.cscdns.net has 156.154.131.100 and 2610:a1:1023::100.