91blc.com - dns.ninja

`91blc.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:2f1c^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:9028^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.28^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.40^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dolly.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a62^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dolly.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c062^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dolly.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2062^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dolly.ns.cloudflare.com`
		A	108.162.192.98^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dolly.ns.cloudflare.com`
		A	172.64.32.98^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dolly.ns.cloudflare.com`
		A	173.245.58.98^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dolly.ns.cloudflare.com`
NS	`lynn.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lynn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lynn.ns.cloudflare.com`
		A	108.162.193.201^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	172.64.33.201^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	173.245.59.201^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
TXT	`google-site-verification=4U7HIxMtGZXduRam5rqUlh86Pkczuatn9NVj0_hFOQQ`
TXT	`google-site-verification=ZNqEfKY5rGw7BJYQM46MU2_ByNNNweqNYQ_hLY5ATQc`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.47.28, 172.67.144.40
		IPv6 hints	2606:4700:3030::6815:2f1c, 2606:4700:3035::ac43:9028
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=79, name=cloudflare-ech.com
SOA	`dolly.ns.cloudflare.com`dns@cloudflare.com serial=2408314382

`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=1783828312

Subdomains

www.91blc.com

Same first word

91blc.com

91blc.co

DNS History

10 records (6 active, 4 former)

○NSdns10.hichina.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 22:46:04
○ 2017-11-11 09:20:04
○ 2026-07-12 04:06:12

○NSdns9.hichina.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 22:46:04
○ 2017-11-11 09:20:04
○ 2026-07-12 04:06:12

●NSdolly.ns.cloudflare.com2026-03-09 → 2026-07-12 · 3 obs

○ 2017-11-11 09:20:04
● 2026-03-09 16:49:50
● 2026-07-12 04:06:12

●NSlynn.ns.cloudflare.com2026-03-09 → 2026-07-12 · 3 obs

○ 2017-11-11 09:20:04
● 2026-03-09 16:49:50
● 2026-07-12 04:06:12

●A104.21.47.282026-03-09 → 2026-07-12 · 2 obs

● 2026-03-09 16:49:50
● 2026-07-12 04:06:12

●A172.67.144.402026-03-09 → 2026-07-12 · 2 obs

● 2026-03-09 16:49:50
● 2026-07-12 04:06:12

●A2606:4700:3030::6815:2f1c2026-07-05 → 2026-07-12 · 3 obs

○ 2026-03-09 16:49:50
● 2026-07-05 10:59:54
● 2026-07-12 04:06:12

○A2606:4700:3032::ac43:90282026-03-09 → 2026-03-09 · 3 obs

● 2026-03-09 16:49:50
○ 2026-07-05 10:59:54
○ 2026-07-12 04:06:12

○A2606:4700:3035::6815:2f1c2026-03-09 → 2026-03-09 · 3 obs

● 2026-03-09 16:49:50
○ 2026-07-05 10:59:54
○ 2026-07-12 04:06:12

●A2606:4700:3035::ac43:90282026-07-05 → 2026-07-12 · 3 obs

○ 2026-03-09 16:49:50
● 2026-07-05 10:59:54
● 2026-07-12 04:06:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net...	-
91blc.com	dolly.ns.cloudflare.com, lynn.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.201

NS records: dolly.ns.cloudflare.com, lynn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 91blc.com (unsigned zone)

⏱️ Timing

Total: 124ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.47.28, 172.67.144.40`
AAAA	2	`2606:4700:3030::6815:2f1c, 2606:4700:3035::ac43:9028`
NS	2	`dolly.ns.cloudflare.com, lynn.ns.cloudflare.com`
TXT	2	`google-site-verification=4U7HIxMtGZXduRa, google-site-verification=ZNqEfKY5rGw7BJY`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dolly.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.91blc.com is a subdomain of 91blc.com.

IP Addresses

91blc.com points to the four IP addresses 104.21.47.28, 172.67.144.40, 2606:4700:3030::6815:2f1c and 2606:4700:3035::ac43:9028.

Additional host names — krab-4-cc.com, superdesign.it, mechstudy.com and two others — share IP numbers with 91blc.com.

Name Servers

91blc.com has two authoritative name servers — dolly.ns.cloudflare.com and lynn.ns.cloudflare.com.

91blc.com shares its name server setup with other domains, including cg51.co, 51cg17.me, 51cg44.me and two others.

The name servers of 91blc.com overlap at least partially with those of other domains — among them airideas.com, blazingsolution.com, ilamseo.com and two more.

The name servers dom.ns.cloudflare.com, jason.ns.cloudflare.com and owen.ns.cloudflare.com are commonly seen alongside these name servers.

Host names with 6 IP numbers:

dolly.ns.cloudflare.com points to 108.162.192.98, 172.64.32.98, 173.245.58.98 and 3 other IP addresses.

lynn.ns.cloudflare.com points to 108.162.193.201, 172.64.33.201, 173.245.59.201 and 3 other IP addresses.