`91zsz.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:8a67^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:56fa^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.86.250^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.103^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kristin.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ab5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kristin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kristin.ns.cloudflare.com`
		A	108.162.192.181^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	172.64.32.181^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	173.245.58.181^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
NS	`neil.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`neil.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`neil.ns.cloudflare.com`
		A	108.162.193.211^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
		A	172.64.33.211^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
		A	173.245.59.211^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.86.250, 172.67.138.103
		IPv6 hints	2606:4700:3032::ac43:8a67, 2606:4700:3034::6815:56fa
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=85, name=cloudflare-ech.com
SOA	`kristin.ns.cloudflare.com`dns@cloudflare.com serial=2400066211

`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=1776100932

Same first word

91zsz.com

Similar names

91szz.com

DNS History

20 records (6 active, 14 former)

○NSdns1.iidns.com2016-02-25 → 2016-06-29 · 5 obs

○ 2015-07-16 06:14:50
● 2016-02-25 05:07:18
● 2016-06-29 16:58:56
○ 2017-02-09 21:01:58
○ 2026-04-13 17:24:04

○NSdns2.iidns.com2016-06-29 → 2016-06-29 · 4 obs

○ 2016-02-25 05:07:18
● 2016-06-29 16:58:56
○ 2017-02-09 21:01:58
○ 2026-04-13 17:24:04

○NSdns3.iidns.com2016-06-29 → 2016-06-29 · 4 obs

○ 2016-02-25 05:07:18
● 2016-06-29 16:58:56
○ 2017-02-09 21:01:58
○ 2026-04-13 17:24:04

○NSdns4.iidns.com2016-06-29 → 2016-06-29 · 4 obs

○ 2016-02-25 05:07:18
● 2016-06-29 16:58:56
○ 2017-02-09 21:01:58
○ 2026-04-13 17:24:04

○NSdns5.iidns.com2016-06-29 → 2016-06-29 · 4 obs

○ 2016-02-25 05:07:18
● 2016-06-29 16:58:56
○ 2017-02-09 21:01:58
○ 2026-04-13 17:24:04

○NSdns6.iidns.com2016-06-29 → 2016-06-29 · 4 obs

○ 2016-02-25 05:07:18
● 2016-06-29 16:58:56
○ 2017-02-09 21:01:58
○ 2026-04-13 17:24:04

●NSkristin.ns.cloudflare.com2026-04-05 → 2026-04-13 · 3 obs

○ 2018-10-31 13:21:20
● 2026-04-05 10:21:06
● 2026-04-13 17:24:04

●NSneil.ns.cloudflare.com2026-04-05 → 2026-04-13 · 3 obs

○ 2018-10-31 13:21:20
● 2026-04-05 10:21:06
● 2026-04-13 17:24:04

○NSns11.xincache.com2015-07-16 → 2015-07-16 · 3 obs

● 2015-07-16 06:14:50
○ 2016-02-25 05:07:18
○ 2026-04-13 17:24:04

○NSns12.xincache.com2015-07-16 → 2015-07-16 · 3 obs

● 2015-07-16 06:14:50
○ 2016-06-29 16:58:56
○ 2026-04-13 17:24:04

○NSns3.dnsdun.com2018-10-31 → 2018-10-31 · 4 obs

○ 2017-02-09 21:01:58
● 2018-10-31 13:21:20
○ 2026-04-05 10:21:06
○ 2026-04-13 17:24:04

○NSns3.dnsdun.net2018-10-31 → 2018-10-31 · 4 obs

○ 2017-02-09 21:01:58
● 2018-10-31 13:21:20
○ 2026-04-05 10:21:06
○ 2026-04-13 17:24:04

○MXmail.skrimple.com2015-11-23 → 2015-11-23 · 3 obs

● 2015-11-23 08:51:40
○ 2017-02-09 21:01:58
○ 2026-04-13 17:24:04

●A104.21.86.2502026-04-05 → 2026-04-13 · 3 obs

○ 2018-10-31 13:21:20
● 2026-04-05 10:21:06
● 2026-04-13 17:24:04

○A123.1.183.1142015-07-16 → 2015-07-16 · 3 obs

● 2015-07-16 06:14:50
○ 2015-11-23 08:51:40
○ 2026-04-13 17:24:04

○A154.80.203.752018-10-31 → 2018-10-31 · 4 obs

○ 2016-02-25 05:07:18
● 2018-10-31 13:21:20
○ 2026-04-05 10:21:06
○ 2026-04-13 17:24:04

●A172.67.138.1032026-04-05 → 2026-04-13 · 3 obs

○ 2018-10-31 13:21:20
● 2026-04-05 10:21:06
● 2026-04-13 17:24:04

○A184.105.178.922015-11-23 → 2015-11-23 · 4 obs

○ 2015-07-16 06:14:50
● 2015-11-23 08:51:40
○ 2016-02-25 05:07:18
○ 2026-04-13 17:24:04

●A2606:4700:3032::ac43:8a672026-04-05 → 2026-04-13 · 3 obs

○ 2018-10-31 13:21:20
● 2026-04-05 10:21:06
● 2026-04-13 17:24:04

●A2606:4700:3034::6815:56fa2026-04-05 → 2026-04-13 · 3 obs

○ 2018-10-31 13:21:20
● 2026-04-05 10:21:06
● 2026-04-13 17:24:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...	-
91zsz.com	neil.ns.cloudflare.com, kristin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.211

NS records: neil.ns.cloudflare.com, kristin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 300ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.138.103, 104.21.86.250`
AAAA	2	`2606:4700:3032::ac43:8a67, 2606:4700:3034::6815:56fa`
NS	2	`kristin.ns.cloudflare.com, neil.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kristin.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

91zsz.com resolves to four IP numbers: 2606:4700:3032::ac43:8a67, 2606:4700:3034::6815:56fa, 104.21.86.250 and 172.67.138.103.

Other host names such as thanhdogroup.vn, mx.dyntaos.com, blog.sczxmh.com, blog.ttgd.shop and www.idkymwzjfpefr.site share IPs with 91zsz.com.

Name Servers

91zsz.com is delegated to two name servers: kristin.ns.cloudflare.com and neil.ns.cloudflare.com.

91zsz.com shares the same name server setup as mqjjj.com, jinkenan.com, nickel-mesh.com, manhealer.com and 0djc.com.

91zsz.com at least partially shares name servers with other domains, for instance nancykunzhomes.com, sourcedc.org, multihuete.es, karakayali.me and queensresidences.co.nz.

these name servers are commonly used with fay.ns.cloudflare.com, stanley.ns.cloudflare.com, adi.ns.cloudflare.com and tim.ns.cloudflare.com.

Host names with six IP numbers:

kristin.ns.cloudflare.com points to 2606:4700:50::adf5:3ab5, 2803:f800:50::6ca2:c0b5, 2a06:98c1:50::ac40:20b5, 108.162.192.181, 172.64.32.181 and 173.245.58.181.

neil.ns.cloudflare.com points to 2606:4700:58::adf5:3bd3, 2803:f800:50::6ca2:c1d3, 2a06:98c1:50::ac40:21d3, 108.162.193.211, 172.64.33.211 and 173.245.59.211.

91zsz.com - robtex.com

91zsz.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

`91zsz.com`

`com`