jc81.cn - robtex.com

jc81.cn

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:bb68🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:30ac🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.48.172Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.187.104🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjasper.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cb6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjasper.ns.cloudflare.com
A2803:f800:50::6ca2:c3b6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjasper.ns.cloudflare.com
A2a06:98c1:50::ac40:23b6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjasper.ns.cloudflare.com
A108.162.195.182🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjasper.ns.cloudflare.com
A162.159.44.182Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjasper.ns.cloudflare.com
A172.64.35.182🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjasper.ns.cloudflare.com
NSopal.ns.cloudflare.com
A2606:4700:50::a29f:2664🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRopal.ns.cloudflare.com
A2803:f800:50::6ca2:c264🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRopal.ns.cloudflare.com
A2a06:98c1:50::ac40:2264🇺🇸 Cloudflare2a06:98c1:50::/45
PTRopal.ns.cloudflare.com
A108.162.194.100🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRopal.ns.cloudflare.com
A162.159.38.100Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRopal.ns.cloudflare.com
A172.64.34.100🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRopal.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.48.172, 172.67.187.104
IPv6 hints2606:4700:3034::ac43:bb68, 2606:4700:3037::6815:30ac
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=41, name=cloudflare-ech.com
SOAjasper.ns.cloudflare.comdns@cloudflare.com serial=2404026296

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034791969

Same first word

jc81.dk
jc81.cn
jc81.com

Similar names

cj81.com
cj18.cn
jc18.cn
18cj.com
18cj.com.cn
j8c1.com
cj18.com
jc18.com
j18c.cc

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSjasper.ns.cloudflare.comopal.ns.cloudflare.comdns10.hichina.comdns9.hichina.comns11.xincache.comns12.xincache.comMXmx-n.global-mail.cnmx1-n.global-mail.cnA104.21.48.172172.67.187.1042606:4700:3034::ac43:bb682606:4700:3037::6815:30ac139.196.239.66
○NSdns10.hichina.com2015-12-07 → 2016-07-18 · 4 obs
● 2015-12-07 03:13:46
● 2016-07-18 06:36:36
○ 2017-05-14 22:00:58
○ 2026-05-14 14:37:12
○NSdns9.hichina.com2015-12-07 → 2016-07-18 · 4 obs
● 2015-12-07 03:13:46
● 2016-07-18 06:36:36
○ 2017-05-14 22:00:58
○ 2026-05-14 14:37:12
●NSjasper.ns.cloudflare.com2026-04-20 → 2026-05-14 · 3 obs
○ 2017-05-14 22:00:58
● 2026-04-20 22:09:36
● 2026-05-14 14:37:12
○NSns11.xincache.com2017-05-14 → 2017-05-14 · 4 obs
○ 2016-07-18 06:36:36
● 2017-05-14 22:00:58
○ 2026-04-20 22:09:36
○ 2026-05-14 14:37:12
○NSns12.xincache.com2017-05-14 → 2017-05-14 · 4 obs
○ 2016-07-18 06:36:36
● 2017-05-14 22:00:58
○ 2026-04-20 22:09:36
○ 2026-05-14 14:37:12
●NSopal.ns.cloudflare.com2026-04-20 → 2026-05-14 · 3 obs
○ 2017-05-14 22:00:58
● 2026-04-20 22:09:36
● 2026-05-14 14:37:12
○MXmx-n.global-mail.cn2017-05-14 → 2017-05-14 · 3 obs
● 2017-05-14 22:00:58
○ 2026-04-20 22:09:36
○ 2026-05-14 14:37:12
○MXmx1-n.global-mail.cn2017-05-14 → 2017-05-14 · 3 obs
● 2017-05-14 22:00:58
○ 2026-04-20 22:09:36
○ 2026-05-14 14:37:12
●A104.21.48.1722026-04-20 → 2026-05-14 · 3 obs
○ 2017-05-14 22:00:58
● 2026-04-20 22:09:36
● 2026-05-14 14:37:12
○A139.196.239.662017-05-14 → 2017-05-14 · 3 obs
● 2017-05-14 22:00:58
○ 2026-04-20 22:09:36
○ 2026-05-14 14:37:12
●A172.67.187.1042026-04-20 → 2026-05-14 · 3 obs
○ 2017-05-14 22:00:58
● 2026-04-20 22:09:36
● 2026-05-14 14:37:12
●A2606:4700:3034::ac43:bb682026-04-20 → 2026-05-14 · 3 obs
○ 2017-05-14 22:00:58
● 2026-04-20 22:09:36
● 2026-05-14 14:37:12
●A2606:4700:3037::6815:30ac2026-04-20 → 2026-05-14 · 3 obs
○ 2017-05-14 22:00:58
● 2026-04-20 22:09:36
● 2026-05-14 14:37:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
jc81.cnopal.ns.cloudflare.com, jasper.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.182

NS records: opal.ns.cloudflare.com, jasper.ns.cloudflare.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at jc81.cn: Error: DNS query timeout: 203.119.29.1 for DS jc81.cn

⏱️ Timing

Total: 4106ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.48.172, 172.67.187.104
AAAA22606:4700:3034::ac43:bb68, 2606:4700:3037::6815:30ac
NS2jasper.ns.cloudflare.com, opal.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1jasper.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

Four IP numbers are pointed to by jc81.cn: 2606:4700:3034::ac43:bb68, 2606:4700:3037::6815:30ac, 104.21.48.172 and 172.67.187.104.

other host names including agok.org, isimplified.tax, mail.yoshiyahu.org, autodiscover.hani.ly and www.bgqantksojipe.online share IP numbers with jc81.cn.

Name Servers

jc81.cn is delegated to two name servers jasper.ns.cloudflare.com and opal.ns.cloudflare.com.

jc81.cn shares the same name server setup as other domains, for instance ahszsw.com, tabipan.com, icmp.cn, igcy.net and qmsws.com.

jc81.cn at least partially shares name servers with other domains, for instance rez.kiev.ua, rochlavoie.com, teengifting.com, fh666.art and 6855nic.com.

These name servers are commonly used alongside elly.ns.cloudflare.com and hugh.ns.cloudflare.com.

Host names with six IP numbers:

Host name jasper.ns.cloudflare.com points to: 2606:4700:58::a29f:2cb6, 2803:f800:50::6ca2:c3b6, 2a06:98c1:50::ac40:23b6, 108.162.195.182, 162.159.44.182 and 172.64.35.182.

Host name opal.ns.cloudflare.com points to: 2606:4700:50::a29f:2664, 2803:f800:50::6ca2:c264, 2a06:98c1:50::ac40:2264, 108.162.194.100, 162.159.38.100 and 172.64.34.100.