21fc.com - dns.ninja

21fc.com

DNSSEC⚠️ Not signed
NSdns13.hichina.com ⭐
A2408:4009:501::21🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.42🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.52🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.202🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.212🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.42🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.52🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.112🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A139.224.142.122🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
NSdns14.hichina.com
A2408:4009:501::22🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.41🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.51🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.201🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.211🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.41🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.51🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.111🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A139.224.142.121🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
MXmxdomain.qq.com ⭐
SOAdns13.hichina.comhostmaster@hichina.com 2026-05-28 #9

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1784868187

Same first word

21fc.net
21fc.com

Similar names

21cf.com.ru
21cf.(0x706f726e)
1c2f.tv
21cf.co.ke
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21cf.tv
21cf.international
fc12.cn
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21cf.com.es
21cf.tel
21cf.marketing
21cf.email
21cf.com.hn
21cf.business
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21cf.events
21cf.cl
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21cf.productions
12fc.com
21cf.ae
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21cf.do
21cf.adult
21cf.film
21cf.com.cn
21cf.company
21cf.social
21cf.ch
21cf.tw
c1f2.com
21cf.co.il
21cf.pe
21cf.net.cn
21cf.com.pr
12fc.nl
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cf12.net
21cf.de
21cf.com.tw
21cf.site
21cf.club
2f1c.com
21cf.com.pl
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fc21.com
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21cf.com.mx
12cf.com.cn
21cf.com.tr
21cf.review
21cf.com.do
21cf.london
cf12.org

DNS History

5 records (3 active, 2 former)

20162017201820192020202120222023202420252026NSdns13.hichina.comdns14.hichina.comMXmxdomain.qq.comA222.73.165.150
○NS(root)2015-07-15 → 2015-11-19 · 4 obs
● 2015-07-15 23:09:04
● 2015-11-19 02:05:28
○ 2016-03-05 22:14:38
○ 2026-07-24 04:50:42
●NSdns13.hichina.com2016-03-05 → 2026-07-24 · 3 obs
○ 2015-11-19 02:05:28
● 2016-03-05 22:14:38
● 2026-07-24 04:50:42
●NSdns14.hichina.com2016-03-05 → 2026-07-24 · 3 obs
○ 2015-11-19 02:05:28
● 2016-03-05 22:14:38
● 2026-07-24 04:50:42
●MXmxdomain.qq.com2015-07-15 → 2026-07-24 · 2 obs
● 2015-07-15 23:09:04
● 2026-07-24 04:50:42
○A222.73.165.1502015-07-15 → 2015-11-19 · 4 obs
● 2015-07-15 23:09:04
● 2015-11-19 02:05:28
○ 2016-03-05 22:14:38
○ 2026-07-24 04:50:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...-
21fc.comdns13.hichina.com, dns14.hichina.com18 records

✅ Authoritative Response

Server:120.76.107.41

NS records: dns13.hichina.com, dns14.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21fc.com (unsigned zone)

⏱️ Timing

Total: 4293ms | Queries: -

📄 Records

TypeCountSample Data
NS2dns13.hichina.com, dns14.hichina.com
MX1mxdomain.qq.com (pri: 10)
SOA1dns13.hichina.com hostmaster.hichina.com

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns13.hichina.com, dns13.hichina.com, dns13.hichina.com...)

Analysis

Name Servers

The NS records for 21fc.com delegate to dns13.hichina.com and dns14.hichina.com.

21fc.com shares its name server setup with other domains, including tpstps.com, naber.cn, sllm.cn and two others.

21fc.com has at least partial name server overlap with other domains, such as chinaukm.com, rsapay.com, seagateus.com and two others.

It is common to see these name servers used together with name servers expirens3.hichina.com and expirens4.hichina.com.

Host names with 9 IP numbers:

dns13.hichina.com maps to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 additional IP addresses.

dns14.hichina.com maps to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 additional IP addresses.

Mail Servers

21fc.com has one mail server: mxdomain.qq.com.

21fc.com shares the same mail server setup as other domains, including b3365.com, hhdry.com.cn, ltesting.net and two others.

21fc.com shares mail servers — at least in part — with other domains, including aso120.com, hscbw.com, a008.net and two others.

These mail servers are frequently paired with the mail servers mxbiz2.qq.com, mxn.mxhichina.com, mxw.mxhichina.com and mxbiz1.qq.com.