`51bjly.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:54fc^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:c823^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.84.252^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.200.35^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dorthy.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3af9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dorthy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dorthy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dorthy.ns.cloudflare.com`
		A	108.162.192.249^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dorthy.ns.cloudflare.com`
		A	172.64.32.249^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dorthy.ns.cloudflare.com`
		A	173.245.58.249^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dorthy.ns.cloudflare.com`
NS	`rayden.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ca3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3a3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rayden.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23a3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rayden.ns.cloudflare.com`
		A	108.162.195.163^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
		A	162.159.44.163^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
		A	172.64.35.163^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.84.252, 172.67.200.35
		IPv6 hints	2606:4700:3035::6815:54fc, 2606:4700:3037::ac43:c823
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=94, name=cloudflare-ech.com
SOA	`dorthy.ns.cloudflare.com`dns@cloudflare.com serial=2409772313

`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=1785169497

Subdomains

mail.51bjly.com

Same first word

51bjly.com

DNS History

17 records (6 active, 11 former)

○NScm1.xrnet.cn2016-09-08 → 2016-09-08 · 4 obs

○ 2016-04-06 02:27:32
● 2016-09-08 18:50:32
○ 2017-04-20 22:28:28
○ 2026-07-27 16:51:58

○NScm2.xrnet.cn2016-09-08 → 2016-09-08 · 4 obs

○ 2016-04-06 02:27:32
● 2016-09-08 18:50:32
○ 2017-04-20 22:28:28
○ 2026-07-27 16:51:58

○NSdns.bizcn.com2017-04-20 → 2017-04-20 · 4 obs

○ 2016-09-08 18:50:32
● 2017-04-20 22:28:28
○ 2026-04-26 20:20:00
○ 2026-07-27 16:51:58

●NSdorthy.ns.cloudflare.com2026-04-26 → 2026-07-27 · 3 obs

○ 2017-04-20 22:28:28
● 2026-04-26 20:20:00
● 2026-07-27 16:51:58

○NSns1.dns.com.cn2017-04-20 → 2017-04-20 · 4 obs

○ 2016-09-08 18:50:32
● 2017-04-20 22:28:28
○ 2026-04-26 20:20:00
○ 2026-07-27 16:51:58

○NSns13.dns.com.cn2015-10-22 → 2016-04-06 · 5 obs

○ 2015-06-04 02:32:14
● 2015-10-22 13:46:16
● 2016-04-06 02:27:32
○ 2016-09-08 18:50:32
○ 2026-07-27 16:51:58

○NSns14.dns.com.cn2015-10-22 → 2016-04-06 · 5 obs

○ 2015-06-04 02:32:14
● 2015-10-22 13:46:16
● 2016-04-06 02:27:32
○ 2016-09-08 18:50:32
○ 2026-07-27 16:51:58

○NSns2.dns.com.cn2015-06-04 → 2017-04-20 · 4 obs

● 2015-06-04 02:32:14
● 2017-04-20 22:28:28
○ 2026-04-26 20:20:00
○ 2026-07-27 16:51:58

●NSrayden.ns.cloudflare.com2026-04-26 → 2026-07-27 · 3 obs

○ 2017-04-20 22:28:28
● 2026-04-26 20:20:00
● 2026-07-27 16:51:58

○MXmail.p203158162.s48.jianzhanapp.com2016-09-08 → 2017-04-20 · 4 obs

● 2016-09-08 18:50:32
● 2017-04-20 22:28:28
○ 2026-04-26 20:20:00
○ 2026-07-27 16:51:58

●A104.21.84.2522026-04-26 → 2026-07-27 · 3 obs

○ 2017-04-20 22:28:28
● 2026-04-26 20:20:00
● 2026-07-27 16:51:58

●A172.67.200.352026-04-26 → 2026-07-27 · 3 obs

○ 2017-04-20 22:28:28
● 2026-04-26 20:20:00
● 2026-07-27 16:51:58

○A203.158.16.22016-09-08 → 2017-04-20 · 4 obs

● 2016-09-08 18:50:32
● 2017-04-20 22:28:28
○ 2026-04-26 20:20:00
○ 2026-07-27 16:51:58

○A2606:4700:3033::ac43:c8232026-04-26 → 2026-04-26 · 4 obs

○ 2017-04-20 22:28:28
● 2026-04-26 20:20:00
○ 2026-06-24 07:25:48
○ 2026-07-27 16:51:58

●A2606:4700:3035::6815:54fc2026-04-26 → 2026-07-27 · 3 obs

○ 2017-04-20 22:28:28
● 2026-04-26 20:20:00
● 2026-07-27 16:51:58

●A2606:4700:3037::ac43:c8232026-06-24 → 2026-07-27 · 3 obs

○ 2026-04-26 20:20:00
● 2026-06-24 07:25:48
● 2026-07-27 16:51:58

○CNAMEp203158162.s48.jianzhanapp.com2016-09-08 → 2017-04-20 · 4 obs

● 2016-09-08 18:50:32
● 2017-04-20 22:28:28
○ 2026-04-26 20:20:00
○ 2026-07-27 16:51:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net...	-
51bjly.com	dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.249

NS records: dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 150ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.84.252, 172.67.200.35`
AAAA	2	`2606:4700:3035::6815:54fc, 2606:4700:3037::ac43:c823`
NS	2	`dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dorthy.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

51bjly.com is the parent zone for mail.51bjly.com.

IP Addresses

51bjly.com resolves to four IP addresses: 104.21.84.252, 172.67.200.35, 2606:4700:3035::6815:54fc and 2606:4700:3037::ac43:c823.

Two other host names, along with abhirajshrink.com, 1mi.ai and mail.africana.co.nz, also share IP numbers with 51bjly.com.

Name Servers

51bjly.com uses two name servers for its delegation: dorthy.ns.cloudflare.com and rayden.ns.cloudflare.com.

51bjly.com shares its NS records with other domains, for example ynxhyw.com, csd2zlyh.cn, devonenergy.cn and two others.

51bjly.com partially shares its NS delegation with several other domains, including impco.com.mx, southernwild.nz, drbpe.com and two others.

These name servers often co-occur with the name servers abdullah.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname dorthy.ns.cloudflare.com directs to 108.162.192.249, 172.64.32.249 and 173.245.58.249 along with 3 other IP addresses.

Hostname rayden.ns.cloudflare.com directs to 108.162.195.163, 162.159.44.163 and 172.64.35.163 along with 3 other IP addresses.

51bjly.com - robtex.com

51bjly.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`51bjly.com`

`com`