`u921.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:a2ec^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:3960^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.96^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.162.236^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`julio.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cd1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julio.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`julio.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`julio.ns.cloudflare.com`
		A	108.162.195.209^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julio.ns.cloudflare.com`
		A	162.159.44.209^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julio.ns.cloudflare.com`
		A	172.64.35.209^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julio.ns.cloudflare.com`
NS	`lisa.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a83^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c083^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lisa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2083^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lisa.ns.cloudflare.com`
		A	108.162.192.131^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
		A	172.64.32.131^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
		A	173.245.58.131^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.96, 172.67.162.236
		IPv6 hints	2606:4700:3033::ac43:a2ec, 2606:4700:3035::6815:3960
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=152, name=cloudflare-ech.com
SOA	`julio.ns.cloudflare.com`dns@cloudflare.com serial=2400694081

`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=1776065947

Same first word

u921.cn

u921.com

Similar names

91u2.com

u129.com

192u.com

91u2.cc

u192.rest

2u91.com

u912.cn

DNS History

18 records (6 active, 12 former)

○NSa.dnspod.com2015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 02:19:56
○ 2018-07-12 15:18:48
○ 2026-04-13 08:01:18

○NSb.dnspod.com2015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 02:19:56
○ 2018-07-12 15:18:48
○ 2026-04-13 08:01:18

○NSc.dnspod.com2015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 02:19:56
○ 2018-07-12 15:18:48
○ 2026-04-13 08:01:18

●NSjulio.ns.cloudflare.com2026-04-07 → 2026-04-13 · 3 obs

○ 2018-07-12 15:18:48
● 2026-04-07 16:10:46
● 2026-04-13 08:01:18

●NSlisa.ns.cloudflare.com2026-04-07 → 2026-04-13 · 3 obs

○ 2018-07-12 15:18:48
● 2026-04-07 16:10:46
● 2026-04-13 08:01:18

○NSns3.dns.com2018-07-12 → 2018-07-12 · 4 obs

○ 2015-07-04 02:19:56
● 2018-07-12 15:18:48
○ 2026-04-07 16:10:46
○ 2026-04-13 08:01:18

○NSns4.dns.com2018-07-12 → 2018-07-12 · 4 obs

○ 2015-07-04 02:19:56
● 2018-07-12 15:18:48
○ 2026-04-07 16:10:46
○ 2026-04-13 08:01:18

○A103.13.73.872017-01-10 → 2017-01-10 · 4 obs

○ 2016-01-28 01:39:14
● 2017-01-10 01:56:38
○ 2018-07-12 15:18:48
○ 2026-04-13 08:01:18

●A104.21.57.962026-04-07 → 2026-04-13 · 3 obs

○ 2018-07-12 15:18:48
● 2026-04-07 16:10:46
● 2026-04-13 08:01:18

○A104.37.244.2002015-11-07 → 2016-01-28 · 5 obs

○ 2015-07-04 02:19:56
● 2015-11-07 21:54:50
● 2016-01-28 01:39:14
○ 2017-01-10 01:56:38
○ 2026-04-13 08:01:18

●A172.67.162.2362026-04-07 → 2026-04-13 · 3 obs

○ 2018-07-12 15:18:48
● 2026-04-07 16:10:46
● 2026-04-13 08:01:18

●A2606:4700:3033::ac43:a2ec2026-04-07 → 2026-04-13 · 3 obs

○ 2018-07-12 15:18:48
● 2026-04-07 16:10:46
● 2026-04-13 08:01:18

●A2606:4700:3035::6815:39602026-04-07 → 2026-04-13 · 3 obs

○ 2018-07-12 15:18:48
● 2026-04-07 16:10:46
● 2026-04-13 08:01:18

○A77.92.76.1752015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 02:19:56
○ 2018-07-12 15:18:48
○ 2026-04-13 08:01:18

○CNAME0399.cc2015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 02:19:56
○ 2015-11-07 21:54:50
○ 2026-04-13 08:01:18

○CNAME22url.lncdn.com2017-01-10 → 2017-01-10 · 4 obs

○ 2015-11-07 21:54:50
● 2017-01-10 01:56:38
○ 2018-07-12 15:18:48
○ 2026-04-13 08:01:18

○CNAMEcs.ename.net2018-07-12 → 2018-07-12 · 4 obs

○ 2017-01-10 01:56:38
● 2018-07-12 15:18:48
○ 2026-04-07 16:10:46
○ 2026-04-13 08:01:18

○CNAMEfw1.22.cn2017-01-10 → 2017-01-10 · 4 obs

○ 2015-11-07 21:54:50
● 2017-01-10 01:56:38
○ 2018-07-12 15:18:48
○ 2026-04-13 08:01:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...	-
u921.com	lisa.ns.cloudflare.com, julio.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.209

NS records: lisa.ns.cloudflare.com, julio.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for u921.com (unsigned zone)

⏱️ Timing

Total: 416ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.57.96, 172.67.162.236`
AAAA	2	`2606:4700:3033::ac43:a2ec, 2606:4700:3035::6815:3960`
NS	2	`julio.ns.cloudflare.com, lisa.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`julio.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

u921.com points to four IP numbers: 2606:4700:3033::ac43:a2ec, 2606:4700:3035::6815:3960, 104.21.57.96 and 172.67.162.236.

Other host names, for instance philhardaker.com, goldcoastexpo.com.au, www.doody.com, qd-royal.com and niliriemer.com share IP numbers with u921.com.

Name Servers

u921.com is delegated to two name servers: julio.ns.cloudflare.com and lisa.ns.cloudflare.com.

u921.com uses the same name server setup as other domains, for instance 6111m.com, z17z.com, 312i.com, 79e8.com and 6a29.com.

u921.com shares name servers with other domains at least partially, for instance technicalguysrachit.com, canaltenis.com, mesasaglik.com, sn7.jp and wilkeslive.com.

these name servers are often used with ken.ns.cloudflare.com, candy.ns.cloudflare.com and elinore.ns.cloudflare.com.

Host names with six IP numbers: julio.ns.cloudflare.com points to 2606:4700:58::a29f:2cd1, 2803:f800:50::6ca2:c3d1, 2a06:98c1:50::ac40:23d1, 108.162.195.209, 162.159.44.209 and 172.64.35.209; lisa.ns.cloudflare.com points to 2606:4700:50::adf5:3a83, 2803:f800:50::6ca2:c083, 2a06:98c1:50::ac40:2083, 108.162.192.131, 172.64.32.131 and 173.245.58.131.

u921.com - robtex.com

u921.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`u921.com`

`com`