`51crdh.com`

DNSSEC	⚠️ Not signed
A	154.207.77.153^{🇭🇰 Cloudflare154.207.77.0/24 CMI (Customer Route)} ✓ In HTTPS hints
A	154.207.127.64^{🇭🇰 Cloudflare154.207.127.0/24 CMI (Customer Route)} ✓ In HTTPS hints
A	154.207.252.64^{🇭🇰 Cloudflare154.207.252.0/24 CMI (Customer Route)} ✓ In HTTPS hints
A	154.207.253.64^{🇭🇰 Cloudflare154.207.253.0/24 CMI (Customer Route)} ✓ In HTTPS hints
A	156.255.123.153^{🇭🇰 Cloudflare156.255.123.0/24 CMI (Customer Route)} ✓ In HTTPS hints
NS	`dom.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dom.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dom.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dom.ns.cloudflare.com`
		A	108.162.193.157^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dom.ns.cloudflare.com`
		A	172.64.33.157^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dom.ns.cloudflare.com`
		A	173.245.59.157^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dom.ns.cloudflare.com`
NS	`june.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ab0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`june.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`june.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`june.ns.cloudflare.com`
		A	108.162.192.176^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`june.ns.cloudflare.com`
		A	172.64.32.176^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`june.ns.cloudflare.com`
		A	173.245.58.176^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`june.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	154.207.77.153, 154.207.127.64, 154.207.252.64, 154.207.253.64, 156.255.123.153
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=239, name=cloudflare-ech.com
SOA	`dom.ns.cloudflare.com`dns@cloudflare.com serial=2397265410

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1775959132

⚠️ On DNS blocklist: tif

Same first word

51crdh.com

DNS History

42 records (7 active, 35 former)

●NSdom.ns.cloudflare.com2026-03-18 → 2026-04-12 · 2 obs

● 2026-03-18 20:04:52
● 2026-04-12 02:18:38

●NSjune.ns.cloudflare.com2026-03-18 → 2026-04-12 · 2 obs

● 2026-03-18 20:04:52
● 2026-04-12 02:18:38

○A154.207.127.552026-03-18 → 2026-03-18 · 3 obs

● 2026-03-18 20:04:52
○ 2026-03-23 01:36:30
○ 2026-04-12 02:18:38

○A154.207.127.562026-03-23 → 2026-03-23 · 5 obs

○ 2026-03-18 20:04:52
● 2026-03-23 01:36:30
● 2026-03-23 22:23:12
○ 2026-03-25 04:41:28
○ 2026-04-12 02:18:38

○A154.207.127.572026-03-23 → 2026-03-29 · 5 obs

○ 2026-03-18 20:04:52
● 2026-03-23 01:36:30
● 2026-03-29 04:15:30
○ 2026-03-30 21:19:20
○ 2026-04-12 02:18:38

○A154.207.127.582026-03-25 → 2026-03-29 · 5 obs

○ 2026-03-23 22:23:12
● 2026-03-25 04:41:28
● 2026-03-29 04:15:30
○ 2026-03-30 21:19:20
○ 2026-04-12 02:18:38

○A154.207.127.592026-03-30 → 2026-04-01 · 5 obs

○ 2026-03-29 04:15:30
● 2026-03-30 21:19:20
● 2026-04-01 15:53:08
○ 2026-04-03 11:08:42
○ 2026-04-12 02:18:38

○A154.207.127.612026-04-03 → 2026-04-03 · 4 obs

○ 2026-04-01 15:53:08
● 2026-04-03 11:08:42
○ 2026-04-07 19:04:46
○ 2026-04-12 02:18:38

○A154.207.127.632026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-03 11:08:42
● 2026-04-07 19:04:46
○ 2026-04-10 17:24:54
○ 2026-04-12 02:18:38

●A154.207.127.642026-04-10 → 2026-04-12 · 3 obs

○ 2026-04-07 19:04:46
● 2026-04-10 17:24:54
● 2026-04-12 02:18:38

○A154.207.252.552026-03-18 → 2026-03-18 · 3 obs

● 2026-03-18 20:04:52
○ 2026-03-23 01:36:30
○ 2026-04-12 02:18:38

○A154.207.252.562026-03-23 → 2026-03-23 · 5 obs

○ 2026-03-18 20:04:52
● 2026-03-23 01:36:30
● 2026-03-23 22:23:12
○ 2026-03-25 04:41:28
○ 2026-04-12 02:18:38

○A154.207.252.572026-03-23 → 2026-03-29 · 5 obs

○ 2026-03-18 20:04:52
● 2026-03-23 01:36:30
● 2026-03-29 04:15:30
○ 2026-03-30 21:19:20
○ 2026-04-12 02:18:38

○A154.207.252.582026-03-25 → 2026-03-29 · 5 obs

○ 2026-03-23 22:23:12
● 2026-03-25 04:41:28
● 2026-03-29 04:15:30
○ 2026-03-30 21:19:20
○ 2026-04-12 02:18:38

○A154.207.252.592026-03-30 → 2026-04-01 · 5 obs

○ 2026-03-29 04:15:30
● 2026-03-30 21:19:20
● 2026-04-01 15:53:08
○ 2026-04-03 11:08:42
○ 2026-04-12 02:18:38

○A154.207.252.612026-04-03 → 2026-04-03 · 4 obs

○ 2026-04-01 15:53:08
● 2026-04-03 11:08:42
○ 2026-04-07 19:04:46
○ 2026-04-12 02:18:38

○A154.207.252.632026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-03 11:08:42
● 2026-04-07 19:04:46
○ 2026-04-10 17:24:54
○ 2026-04-12 02:18:38

●A154.207.252.642026-04-10 → 2026-04-12 · 3 obs

○ 2026-04-07 19:04:46
● 2026-04-10 17:24:54
● 2026-04-12 02:18:38

○A154.207.253.552026-03-18 → 2026-03-18 · 3 obs

● 2026-03-18 20:04:52
○ 2026-03-23 01:36:30
○ 2026-04-12 02:18:38

○A154.207.253.562026-03-23 → 2026-03-23 · 5 obs

○ 2026-03-18 20:04:52
● 2026-03-23 01:36:30
● 2026-03-23 22:23:12
○ 2026-03-25 04:41:28
○ 2026-04-12 02:18:38

○A154.207.253.572026-03-23 → 2026-03-29 · 5 obs

○ 2026-03-18 20:04:52
● 2026-03-23 01:36:30
● 2026-03-29 04:15:30
○ 2026-03-30 21:19:20
○ 2026-04-12 02:18:38

○A154.207.253.582026-03-25 → 2026-03-29 · 5 obs

○ 2026-03-23 22:23:12
● 2026-03-25 04:41:28
● 2026-03-29 04:15:30
○ 2026-03-30 21:19:20
○ 2026-04-12 02:18:38

○A154.207.253.592026-03-30 → 2026-04-01 · 5 obs

○ 2026-03-29 04:15:30
● 2026-03-30 21:19:20
● 2026-04-01 15:53:08
○ 2026-04-03 11:08:42
○ 2026-04-12 02:18:38

○A154.207.253.612026-04-03 → 2026-04-03 · 4 obs

○ 2026-04-01 15:53:08
● 2026-04-03 11:08:42
○ 2026-04-07 19:04:46
○ 2026-04-12 02:18:38

○A154.207.253.632026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-03 11:08:42
● 2026-04-07 19:04:46
○ 2026-04-10 17:24:54
○ 2026-04-12 02:18:38

●A154.207.253.642026-04-10 → 2026-04-12 · 3 obs

○ 2026-04-07 19:04:46
● 2026-04-10 17:24:54
● 2026-04-12 02:18:38

○A154.207.77.1442026-03-18 → 2026-03-18 · 3 obs

● 2026-03-18 20:04:52
○ 2026-03-23 01:36:30
○ 2026-04-12 02:18:38

○A154.207.77.1452026-03-23 → 2026-03-23 · 5 obs

○ 2026-03-18 20:04:52
● 2026-03-23 01:36:30
● 2026-03-23 22:23:12
○ 2026-03-25 04:41:28
○ 2026-04-12 02:18:38

○A154.207.77.1462026-03-23 → 2026-03-29 · 5 obs

○ 2026-03-18 20:04:52
● 2026-03-23 01:36:30
● 2026-03-29 04:15:30
○ 2026-03-30 21:19:20
○ 2026-04-12 02:18:38

○A154.207.77.1472026-03-25 → 2026-03-29 · 5 obs

○ 2026-03-23 22:23:12
● 2026-03-25 04:41:28
● 2026-03-29 04:15:30
○ 2026-03-30 21:19:20
○ 2026-04-12 02:18:38

○A154.207.77.1482026-03-30 → 2026-04-01 · 5 obs

○ 2026-03-29 04:15:30
● 2026-03-30 21:19:20
● 2026-04-01 15:53:08
○ 2026-04-03 11:08:42
○ 2026-04-12 02:18:38

○A154.207.77.1502026-04-03 → 2026-04-03 · 4 obs

○ 2026-04-01 15:53:08
● 2026-04-03 11:08:42
○ 2026-04-07 19:04:46
○ 2026-04-12 02:18:38

○A154.207.77.1522026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-03 11:08:42
● 2026-04-07 19:04:46
○ 2026-04-10 17:24:54
○ 2026-04-12 02:18:38

●A154.207.77.1532026-04-10 → 2026-04-12 · 3 obs

○ 2026-04-07 19:04:46
● 2026-04-10 17:24:54
● 2026-04-12 02:18:38

○A156.255.123.1442026-03-18 → 2026-03-18 · 3 obs

● 2026-03-18 20:04:52
○ 2026-03-23 01:36:30
○ 2026-04-12 02:18:38

○A156.255.123.1452026-03-23 → 2026-03-23 · 5 obs

○ 2026-03-18 20:04:52
● 2026-03-23 01:36:30
● 2026-03-23 22:23:12
○ 2026-03-25 04:41:28
○ 2026-04-12 02:18:38

○A156.255.123.1462026-03-23 → 2026-03-29 · 5 obs

○ 2026-03-18 20:04:52
● 2026-03-23 01:36:30
● 2026-03-29 04:15:30
○ 2026-03-30 21:19:20
○ 2026-04-12 02:18:38

○A156.255.123.1472026-03-25 → 2026-03-29 · 5 obs

○ 2026-03-23 22:23:12
● 2026-03-25 04:41:28
● 2026-03-29 04:15:30
○ 2026-03-30 21:19:20
○ 2026-04-12 02:18:38

○A156.255.123.1482026-03-30 → 2026-04-01 · 5 obs

○ 2026-03-29 04:15:30
● 2026-03-30 21:19:20
● 2026-04-01 15:53:08
○ 2026-04-03 11:08:42
○ 2026-04-12 02:18:38

○A156.255.123.1502026-04-03 → 2026-04-03 · 4 obs

○ 2026-04-01 15:53:08
● 2026-04-03 11:08:42
○ 2026-04-07 19:04:46
○ 2026-04-12 02:18:38

○A156.255.123.1522026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-03 11:08:42
● 2026-04-07 19:04:46
○ 2026-04-10 17:24:54
○ 2026-04-12 02:18:38

●A156.255.123.1532026-04-10 → 2026-04-12 · 3 obs

○ 2026-04-07 19:04:46
● 2026-04-10 17:24:54
● 2026-04-12 02:18:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net...	-
51crdh.com	dom.ns.cloudflare.com, june.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.176

NS records: dom.ns.cloudflare.com, june.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51crdh.com (unsigned zone)

⏱️ Timing

Total: 200ms | Queries: -

📄 Records

Type	Count	Sample Data
A	5	`154.207.253.64, 154.207.127.64...`
NS	2	`dom.ns.cloudflare.com, june.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dom.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (dom.ns.cloudflare.com, dom.ns.cloudflare.com, dom.ns.cloudflare.com...)

Analysis

IP Addresses

Five IP numbers are pointed to by 51crdh.com: 154.207.77.153, 154.207.127.64, 154.207.252.64, 154.207.253.64 and 156.255.123.153.

Other host names including anxiety.goyfjzkp.xyz, buy.szoukvbh.top, average.jvaretd.cc, www.91bl5.com and cable.aqsycss.cc share IP numbers with 51crdh.com.

Name Servers

51crdh.com's delegation uses two name servers, dom.ns.cloudflare.com and june.ns.cloudflare.com.

51crdh.com shares the same name server setup as other domains, for example potqvjft.com, rxrjsfx.com, gncgdfpj.com, obvrjwl.xyz and zpijgawz.xyz.

51crdh.com at least partially shares name servers with other domains, including wpcode.pro, getsmartyapp.com, gt-rider.com, koh.net.au and cloudette.fr.

these name servers are commonly used together with dina.ns.cloudflare.com, graham.ns.cloudflare.com and dolly.ns.cloudflare.com.

Host names with six IP numbers:

dom.ns.cloudflare.com points to: 2606:4700:58::adf5:3b9d, 2803:f800:50::6ca2:c19d, 2a06:98c1:50::ac40:219d, 108.162.193.157, 172.64.33.157 and 173.245.59.157.

june.ns.cloudflare.com points to: 2606:4700:50::adf5:3ab0, 2803:f800:50::6ca2:c0b0, 2a06:98c1:50::ac40:20b0, 108.162.192.176, 172.64.32.176 and 173.245.58.176.

51crdh.com - robtex.com

51crdh.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`51crdh.com`

`com`