b437.cn - robtex.com

b437.cn

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:20ac🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::ac43:9927🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.32.172Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.153.39🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmelody.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26fa🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelody.ns.cloudflare.com
A2803:f800:50::6ca2:c2fa🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmelody.ns.cloudflare.com
A2a06:98c1:50::ac40:22fa🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmelody.ns.cloudflare.com
A108.162.194.250🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelody.ns.cloudflare.com
A162.159.38.250Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelody.ns.cloudflare.com
A172.64.34.250🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelody.ns.cloudflare.com
NSrocky.ns.cloudflare.com
A2606:4700:58::adf5:3be3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
A2803:f800:50::6ca2:c1e3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrocky.ns.cloudflare.com
A2a06:98c1:50::ac40:21e3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrocky.ns.cloudflare.com
A108.162.193.227🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
A172.64.33.227🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
A173.245.59.227🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.32.172, 172.67.153.39
IPv6 hints2606:4700:3032::6815:20ac, 2606:4700:3032::ac43:9927
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=122, name=cloudflare-ech.com
SOAmelody.ns.cloudflare.comdns@cloudflare.com serial=2400337537

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=2034669687

Same first word

b437.cn
b437.com

Similar names

374b.top
743b.cc
374b.com
b473.com
b374.cc
743b.com
b734.ch
b374.com
b743.com
b734.com
347b.com
473b.com

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSmelody.ns.cloudflare.comrocky.ns.cloudflare.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netA104.21.32.172172.67.153.392606:4700:3032::6815:20ac2606:4700:3032::ac43:99271.1.1.1188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
○NSf1g1ns1.dnspod.net2015-11-11 → 2016-04-23 · 4 obs
● 2015-11-11 09:53:02
● 2016-04-23 04:52:52
○ 2018-12-01 02:36:46
○ 2026-04-14 13:33:16
○NSf1g1ns2.dnspod.net2015-11-11 → 2016-04-23 · 4 obs
● 2015-11-11 09:53:02
● 2016-04-23 04:52:52
○ 2018-12-01 02:36:46
○ 2026-04-14 13:33:16
●NSmelody.ns.cloudflare.com2026-04-04 → 2026-04-14 · 3 obs
○ 2018-12-01 02:36:46
● 2026-04-04 03:39:58
● 2026-04-14 13:33:16
●NSrocky.ns.cloudflare.com2026-04-04 → 2026-04-14 · 3 obs
○ 2018-12-01 02:36:46
● 2026-04-04 03:39:58
● 2026-04-14 13:33:16
○A1.1.1.12016-12-26 → 2016-12-26 · 3 obs
● 2016-12-26 10:08:56
○ 2018-12-01 02:36:46
○ 2026-04-14 13:33:16
●A104.21.32.1722026-04-14 → 2026-04-14 · 2 obs
○ 2026-04-04 03:39:58
● 2026-04-14 13:33:16
●A172.67.153.392026-04-14 → 2026-04-14 · 2 obs
○ 2026-04-04 03:39:58
● 2026-04-14 13:33:16
○A188.114.96.02026-04-04 → 2026-04-04 · 3 obs
○ 2018-12-01 02:36:46
● 2026-04-04 03:39:58
○ 2026-04-14 13:33:16
○A188.114.97.02026-04-04 → 2026-04-04 · 3 obs
○ 2018-12-01 02:36:46
● 2026-04-04 03:39:58
○ 2026-04-14 13:33:16
●A2606:4700:3032::6815:20ac2026-04-14 → 2026-04-14 · 2 obs
○ 2026-04-04 03:39:58
● 2026-04-14 13:33:16
●A2606:4700:3032::ac43:99272026-04-14 → 2026-04-14 · 2 obs
○ 2026-04-04 03:39:58
● 2026-04-14 13:33:16
○A2a06:98c1:3120::2026-04-04 → 2026-04-04 · 3 obs
○ 2018-12-01 02:36:46
● 2026-04-04 03:39:58
○ 2026-04-14 13:33:16
○A2a06:98c1:3121::2026-04-04 → 2026-04-04 · 3 obs
○ 2018-12-01 02:36:46
● 2026-04-04 03:39:58
○ 2026-04-14 13:33:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
b437.cnrocky.ns.cloudflare.com, melody.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.227

NS records: rocky.ns.cloudflare.com, melody.ns.cloudflare.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at b437.cn: Error: DNS query timeout: 203.119.29.1 for DS b437.cn

⏱️ Timing

Total: 3982ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.32.172, 172.67.153.39
AAAA22606:4700:3032::6815:20ac, 2606:4700:3032::ac43:9927
NS2melody.ns.cloudflare.com, rocky.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1melody.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

b437.cn points to four IP numbers: 2606:4700:3032::6815:20ac, 2606:4700:3032::ac43:9927, 104.21.32.172 and 172.67.153.39.

Other host names, for instance eskinjapan.com, virelonex.my, rmreal.com, federalwaysitematerials.com and cinselurunler.net share IP numbers with b437.cn.

Name Servers

Delegation for b437.cn rests with two name servers, melody.ns.cloudflare.com and rocky.ns.cloudflare.com.

b437.cn shares the same name server setup as other domains, including sw3d.cn, wphao.cn, handwireless.cn, pcieee.cn and unwx.cn.

b437.cn at least partially shares name servers with other domains, for instance 917caipiao.com, allenplay.net, tidier.com.cn, verveloom.site and civilseek.com.

These name servers are commonly used with the name servers harley.ns.cloudflare.com.

Host names with six IP numbers: melody.ns.cloudflare.com points to: 2606:4700:50::a29f:26fa, 2803:f800:50::6ca2:c2fa, 2a06:98c1:50::ac40:22fa, 108.162.194.250, 162.159.38.250 and 172.64.34.250. rocky.ns.cloudflare.com points to: 2606:4700:58::adf5:3be3, 2803:f800:50::6ca2:c1e3, 2a06:98c1:50::ac40:21e3, 108.162.193.227, 172.64.33.227 and 173.245.59.227.