`erfm.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:af3^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:9313^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.10.243^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.147.19^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`mina.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26fb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2fb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22fb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mina.ns.cloudflare.com`
		A	108.162.194.251^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mina.ns.cloudflare.com`
		A	162.159.38.251^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mina.ns.cloudflare.com`
		A	172.64.34.251^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mina.ns.cloudflare.com`
NS	`stanley.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c8d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stanley.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c38d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`stanley.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:238d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`stanley.ns.cloudflare.com`
		A	108.162.195.141^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stanley.ns.cloudflare.com`
		A	162.159.44.141^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stanley.ns.cloudflare.com`
		A	172.64.35.141^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stanley.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.10.243, 172.67.147.19
		IPv6 hints	2606:4700:3034::6815:af3, 2606:4700:3034::ac43:9313
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=168, name=cloudflare-ech.com
SOA	`mina.ns.cloudflare.com`dns@cloudflare.com serial=2403578038

`cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034792422

Same first word

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DNS History

34 records (6 active, 28 former)

○NSdns1.iidns.com2016-03-29 → 2017-07-19 · 8 obs

○ 2016-03-13 07:11:58
● 2016-03-29 08:23:36
● 2017-01-03 00:44:46
○ 2017-04-06 17:25:44
○ 2017-05-14 07:10:22
● 2017-07-19 06:03:12
○ 2026-05-12 01:26:44
○ 2026-05-14 17:18:02

○NSdns2.iidns.com2016-03-29 → 2017-01-03 · 5 obs

○ 2016-03-13 07:11:58
● 2016-03-29 08:23:36
● 2017-01-03 00:44:46
○ 2017-04-06 17:25:44
○ 2026-05-14 17:18:02

○NSdns3.iidns.com2016-03-29 → 2017-01-03 · 5 obs

○ 2016-03-13 07:11:58
● 2016-03-29 08:23:36
● 2017-01-03 00:44:46
○ 2017-04-06 17:25:44
○ 2026-05-14 17:18:02

○NSdns4.iidns.com2016-03-29 → 2017-01-03 · 5 obs

○ 2016-03-13 07:11:58
● 2016-03-29 08:23:36
● 2017-01-03 00:44:46
○ 2017-04-06 17:25:44
○ 2026-05-14 17:18:02

○NSdns5.iidns.com2016-03-29 → 2017-01-03 · 5 obs

○ 2016-03-13 07:11:58
● 2016-03-29 08:23:36
● 2017-01-03 00:44:46
○ 2017-04-06 17:25:44
○ 2026-05-14 17:18:02

○NSdns6.iidns.com2016-03-29 → 2017-01-03 · 5 obs

○ 2016-03-13 07:11:58
● 2016-03-29 08:23:36
● 2017-01-03 00:44:46
○ 2017-04-06 17:25:44
○ 2026-05-14 17:18:02

●NSmina.ns.cloudflare.com2026-05-12 → 2026-05-14 · 3 obs

○ 2017-07-19 06:03:12
● 2026-05-12 01:26:44
● 2026-05-14 17:18:02

●NSstanley.ns.cloudflare.com2026-05-12 → 2026-05-14 · 3 obs

○ 2017-07-19 06:03:12
● 2026-05-12 01:26:44
● 2026-05-14 17:18:02

○NSwww.erfm.cn2015-12-23 → 2016-03-13 · 4 obs

● 2015-12-23 09:46:44
● 2016-03-13 07:11:58
○ 2016-03-31 13:44:44
○ 2026-05-14 17:18:02

○MXio.bouncemx.com2015-12-23 → 2016-03-13 · 4 obs

● 2015-12-23 09:46:44
● 2016-03-13 07:11:58
○ 2016-03-29 08:23:36
○ 2026-05-14 17:18:02

○A103.241.230.1312017-01-03 → 2017-01-03 · 4 obs

○ 2016-11-18 22:19:04
● 2017-01-03 00:44:46
○ 2017-04-06 17:25:44
○ 2026-05-14 17:18:02

○A103.241.230.1322017-01-03 → 2017-01-03 · 4 obs

○ 2016-11-18 22:19:04
● 2017-01-03 00:44:46
○ 2017-04-06 17:25:44
○ 2026-05-14 17:18:02

○A103.241.230.1332017-01-03 → 2017-01-03 · 4 obs

○ 2016-11-18 22:19:04
● 2017-01-03 00:44:46
○ 2017-04-06 17:25:44
○ 2026-05-14 17:18:02

○A103.241.230.1342017-04-11 → 2017-05-14 · 5 obs

○ 2017-04-06 17:25:44
● 2017-04-11 09:01:04
● 2017-05-14 07:10:22
○ 2017-07-19 06:03:12
○ 2026-05-14 17:18:02

○A103.241.230.1352017-04-11 → 2017-05-14 · 5 obs

○ 2017-04-06 17:25:44
● 2017-04-11 09:01:04
● 2017-05-14 07:10:22
○ 2017-07-19 06:03:12
○ 2026-05-14 17:18:02

○A103.241.230.1362017-01-03 → 2017-05-14 · 7 obs

○ 2016-11-18 22:19:04
● 2017-01-03 00:44:46
○ 2017-04-06 17:25:44
● 2017-05-11 00:47:38
● 2017-05-14 07:10:22
○ 2017-07-19 06:03:12
○ 2026-05-14 17:18:02

○A103.241.230.1372017-04-06 → 2017-05-14 · 5 obs

○ 2017-01-03 00:44:46
● 2017-04-06 17:25:44
● 2017-05-14 07:10:22
○ 2017-07-19 06:03:12
○ 2026-05-14 17:18:02

○A103.241.230.1382017-04-06 → 2017-04-06 · 4 obs

○ 2017-01-03 00:44:46
● 2017-04-06 17:25:44
○ 2017-04-11 09:01:04
○ 2026-05-14 17:18:02

○A103.241.230.1402017-04-06 → 2017-04-06 · 4 obs

○ 2017-01-03 00:44:46
● 2017-04-06 17:25:44
○ 2017-04-11 09:01:04
○ 2026-05-14 17:18:02

●A104.21.10.2432026-05-12 → 2026-05-14 · 3 obs

○ 2017-07-19 06:03:12
● 2026-05-12 01:26:44
● 2026-05-14 17:18:02

○A107.167.19.752016-09-20 → 2016-11-18 · 5 obs

○ 2016-03-13 07:11:58
● 2016-09-20 19:48:02
● 2016-11-18 22:19:04
○ 2017-01-03 00:44:46
○ 2026-05-14 17:18:02

○A107.167.19.762016-09-20 → 2016-11-18 · 5 obs

○ 2016-03-13 07:11:58
● 2016-09-20 19:48:02
● 2016-11-18 22:19:04
○ 2017-01-03 00:44:46
○ 2026-05-14 17:18:02

○A107.167.19.772016-09-20 → 2016-11-18 · 5 obs

○ 2016-03-13 07:11:58
● 2016-09-20 19:48:02
● 2016-11-18 22:19:04
○ 2017-01-03 00:44:46
○ 2026-05-14 17:18:02

○A107.167.19.782016-09-20 → 2016-11-18 · 5 obs

○ 2016-03-13 07:11:58
● 2016-09-20 19:48:02
● 2016-11-18 22:19:04
○ 2017-01-03 00:44:46
○ 2026-05-14 17:18:02

●A172.67.147.192026-05-12 → 2026-05-14 · 3 obs

○ 2017-07-19 06:03:12
● 2026-05-12 01:26:44
● 2026-05-14 17:18:02

●A2606:4700:3034::6815:af32026-05-12 → 2026-05-14 · 3 obs

○ 2017-07-19 06:03:12
● 2026-05-12 01:26:44
● 2026-05-14 17:18:02

●A2606:4700:3034::ac43:93132026-05-12 → 2026-05-14 · 3 obs

○ 2017-07-19 06:03:12
● 2026-05-12 01:26:44
● 2026-05-14 17:18:02

○A70.39.84.2282016-03-01 → 2016-03-01 · 4 obs

○ 2016-01-15 06:32:52
● 2016-03-01 10:01:08
○ 2016-03-13 07:11:58
○ 2026-05-14 17:18:02

○A70.39.84.2292016-03-13 → 2016-03-13 · 4 obs

○ 2016-03-01 10:01:08
● 2016-03-13 07:11:58
○ 2016-09-20 19:48:02
○ 2026-05-14 17:18:02

○A70.39.84.2372016-01-15 → 2016-01-15 · 4 obs

○ 2015-12-23 09:46:44
● 2016-01-15 06:32:52
○ 2016-03-01 10:01:08
○ 2026-05-14 17:18:02

○A70.39.84.2522015-12-23 → 2015-12-23 · 3 obs

● 2015-12-23 09:46:44
○ 2016-01-15 06:32:52
○ 2026-05-14 17:18:02

○CNAMEcs.ename.net2016-09-20 → 2017-08-31 · 8 obs

○ 2016-04-09 15:30:56
● 2016-09-20 19:48:02
● 2017-01-03 00:44:46
○ 2017-01-03 19:21:08
● 2017-04-06 17:25:44
● 2017-08-31 10:03:22
○ 2026-05-12 01:26:44
○ 2026-05-14 17:18:02

○CNAMEe.dcoin.co2015-12-23 → 2016-03-13 · 4 obs

● 2015-12-23 09:46:44
● 2016-03-13 07:11:58
○ 2016-03-29 08:23:36
○ 2026-05-14 17:18:02

○CNAMEfw.ename.net2016-03-29 → 2016-04-09 · 6 obs

○ 2016-03-13 07:11:58
● 2016-03-29 08:23:36
○ 2016-03-31 13:44:44
● 2016-04-09 15:30:56
○ 2016-09-20 19:48:02
○ 2026-05-14 17:18:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...	-
erfm.cn	mina.ns.cloudflare.com, stanley.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.251

NS records: mina.ns.cloudflare.com, stanley.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for erfm.cn (unsigned zone)

⏱️ Timing

Total: 1354ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.10.243, 172.67.147.19`
AAAA	2	`2606:4700:3034::6815:af3, 2606:4700:3034::ac43:9313`
NS	2	`mina.ns.cloudflare.com, stanley.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`mina.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

erfm.cn maps to four IP numbers: 2606:4700:3034::6815:af3, 2606:4700:3034::ac43:9313, 104.21.10.243 and 172.67.147.19.

Other host names, for instance nuozu.edu.ua, pnet.ro, ruriraw.blog, hallwachs.at and www.jphbxg.com share IP numbers with erfm.cn.

Name Servers

Two name servers mina.ns.cloudflare.com and stanley.ns.cloudflare.com handle delegation for erfm.cn.

erfm.cn uses the same name server setup as other domains, for example iupf.cn, kvgi.cn, dgnmm.com, hxguolvqi.com and qingdaorilian.com.

erfm.cn partially shares name servers with other domains; examples include istinara-solutions.com, decoative.com, inspired.se, html5play.com and hgzaixiandianying.net.cn.

These name servers are commonly used with vida.ns.cloudflare.com, shane.ns.cloudflare.com and kristin.ns.cloudflare.com.

Host names with six IP numbers: mina.ns.cloudflare.com points to: 2606:4700:50::a29f:26fb, 2803:f800:50::6ca2:c2fb, 2a06:98c1:50::ac40:22fb, 108.162.194.251, 162.159.38.251 and 172.64.34.251; stanley.ns.cloudflare.com points to: 2606:4700:58::a29f:2c8d, 2803:f800:50::6ca2:c38d, 2a06:98c1:50::ac40:238d, 108.162.195.141, 162.159.44.141 and 172.64.35.141.

erfm.cn - robtex.com

erfm.cn

cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`erfm.cn`

`cn`