dfwhcb.cn - robtex.com

dfwhcb.cn

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:9ab4🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:591🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.5.145Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.154.180🇺🇸 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 hints104.21.5.145, 172.67.154.180
IPv6 hints2606:4700:3033::ac43:9ab4, 2606:4700:3034::6815:591
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=1, name=cloudflare-ech.com
SOAmelody.ns.cloudflare.comdns@cloudflare.com serial=2400336907

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=2034781181

Subdomains

www.dfwhcb.cn

Same first word

dfwhcb.cn

Similar names

dcfhbw.com
dhbfcw.com

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NSmelody.ns.cloudflare.comrocky.ns.cloudflare.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netns1.22.cnns1.nowcndns.comns2.nowcndns.comA104.21.5.145172.67.154.1802606:4700:3033::ac43:9ab42606:4700:3034::6815:591122.114.152.86156.241.77.2542.200.35.11145.35.36.166CNAME261396.vhost500.cloudvhost.cn
○NSf1g1ns1.dnspod.net2015-12-19 → 2016-07-13 · 4 obs
● 2015-12-19 04:14:46
● 2016-07-13 02:11:30
○ 2017-03-17 19:18:50
○ 2026-05-12 03:34:48
○NSf1g1ns2.dnspod.net2015-12-19 → 2016-07-13 · 4 obs
● 2015-12-19 04:14:46
● 2016-07-13 02:11:30
○ 2017-03-17 19:18:50
○ 2026-05-12 03:34:48
●NSmelody.ns.cloudflare.com2026-04-03 → 2026-05-12 · 3 obs
○ 2017-03-17 19:18:50
● 2026-04-03 19:20:34
● 2026-05-12 03:34:48
○NSns1.22.cn2017-03-17 → 2017-03-17 · 4 obs
○ 2016-07-13 02:11:30
● 2017-03-17 19:18:50
○ 2026-04-03 19:20:34
○ 2026-05-12 03:34:48
○NSns1.nowcndns.com2026-04-03 → 2026-05-12 · 2 obs
○ 2026-04-03 19:20:34
○ 2026-05-12 03:34:48
○NSns2.nowcndns.com2026-04-03 → 2026-05-12 · 2 obs
○ 2026-04-03 19:20:34
○ 2026-05-12 03:34:48
●NSrocky.ns.cloudflare.com2026-04-03 → 2026-05-12 · 3 obs
○ 2017-03-17 19:18:50
● 2026-04-03 19:20:34
● 2026-05-12 03:34:48
●A104.21.5.1452026-04-03 → 2026-05-12 · 3 obs
○ 2017-03-17 19:18:50
● 2026-04-03 19:20:34
● 2026-05-12 03:34:48
○A122.114.152.862017-03-17 → 2017-03-17 · 4 obs
○ 2016-07-13 02:11:30
● 2017-03-17 19:18:50
○ 2026-04-03 19:20:34
○ 2026-05-12 03:34:48
○A156.241.77.252026-04-03 → 2026-05-12 · 2 obs
○ 2026-04-03 19:20:34
○ 2026-05-12 03:34:48
●A172.67.154.1802026-04-03 → 2026-05-12 · 3 obs
○ 2017-03-17 19:18:50
● 2026-04-03 19:20:34
● 2026-05-12 03:34:48
●A2606:4700:3033::ac43:9ab42026-04-03 → 2026-05-12 · 3 obs
○ 2017-03-17 19:18:50
● 2026-04-03 19:20:34
● 2026-05-12 03:34:48
●A2606:4700:3034::6815:5912026-04-03 → 2026-05-12 · 3 obs
○ 2017-03-17 19:18:50
● 2026-04-03 19:20:34
● 2026-05-12 03:34:48
○A42.200.35.1112015-12-19 → 2015-12-19 · 3 obs
● 2015-12-19 04:14:46
○ 2016-03-20 13:48:14
○ 2026-05-12 03:34:48
○A45.35.36.1662016-03-20 → 2016-07-13 · 5 obs
○ 2015-12-19 04:14:46
● 2016-03-20 13:48:14
● 2016-07-13 02:11:30
○ 2017-03-17 19:18:50
○ 2026-05-12 03:34:48
○CNAME261396.vhost500.cloudvhost.cn2017-03-17 → 2017-03-17 · 3 obs
● 2017-03-17 19:18:50
○ 2026-04-03 19:20:34
○ 2026-05-12 03:34:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
dfwhcb.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

⚠️ Insecure (no DNSSEC)

No DS record for dfwhcb.cn (unsigned zone)

⏱️ Timing

Total: 909ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.154.180, 104.21.5.145
AAAA22606:4700:3033::ac43:9ab4, 2606:4700:3034::6815:591
NS2melody.ns.cloudflare.com, rocky.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1melody.ns.cloudflare.com dns.cloudflare.

Analysis

Hierarchy

www.dfwhcb.cn has dfwhcb.cn as its parent.

IP Addresses

dfwhcb.cn maps to four IP numbers: 2606:4700:3033::ac43:9ab4, 2606:4700:3034::6815:591, 104.21.5.145 and 172.67.154.180.

Other host names, for instance inbitme.com, help-desk-software.info, primanest.com, (0x616e616c)acrobats.info and klsgbj.com share IP numbers with dfwhcb.cn.

Name Servers

Two name servers melody.ns.cloudflare.com and rocky.ns.cloudflare.com are delegated to dfwhcb.cn.

dfwhcb.cn uses the same name server configuration as other domains, such as kiwon.cn, cnsougou.cn, guakao520.cn, zshzl.cn and lspeiyu.cn.

dfwhcb.cn at least partially shares name servers with other domains such as daman.ae, ayorhan.com, imigrasibandarlampung.com, marupa.net and menorali.com.

These name servers are commonly used with kyrie.ns.cloudflare.com and rosa.ns.cloudflare.com.

Host names with six IP numbers: Host name 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; host name 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.