`jz13.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:5921^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:88f7^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.89.33^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.136.247^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kirk.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kirk.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kirk.ns.cloudflare.com`
		A	108.162.193.192^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
		A	172.64.33.192^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
		A	173.245.59.192^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
NS	`melany.ns.cloudflare.com`
		A	2606:4700:50::a29f:268a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c28a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`melany.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:228a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`melany.ns.cloudflare.com`
		A	108.162.194.138^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
		A	162.159.38.138^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
		A	172.64.34.138^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.89.33, 172.67.136.247
		IPv6 hints	2606:4700:3036::6815:5921, 2606:4700:3036::ac43:88f7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=124, name=cloudflare-ech.com
SOA	`kirk.ns.cloudflare.com`dns@cloudflare.com serial=2398980271

`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=1776034647

Same first word

jz13.com

Similar names

zj31.cn

zj31.com.cn

31zj.com

zj13.net

zj31.net

31zj.cn

31jz.com

zj13.com

j13z.com

zj31.com

z13j.xyz

DNS History

22 records (6 active, 16 former)

○NSexp1.judns.com2026-02-25 → 2026-04-12 · 2 obs

○ 2026-02-25 06:42:04
○ 2026-04-12 23:08:32

○NSexp2.judns.com2026-02-25 → 2026-04-12 · 2 obs

○ 2026-02-25 06:42:04
○ 2026-04-12 23:08:32

●NSkirk.ns.cloudflare.com2026-03-30 → 2026-04-12 · 3 obs

○ 2026-02-25 06:42:04
● 2026-03-30 02:05:10
● 2026-04-12 23:08:32

●NSmelany.ns.cloudflare.com2026-03-30 → 2026-04-12 · 3 obs

○ 2026-02-25 06:42:04
● 2026-03-30 02:05:10
● 2026-04-12 23:08:32

○NSns1.hitfarm.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 20:39:12
○ 2015-08-06 15:15:34
○ 2026-04-12 23:08:32

○NSns1.myhostadmin.net2015-08-06 → 2017-01-09 · 5 obs

○ 2008-03-16 20:39:12
● 2015-08-06 15:15:34
● 2017-01-09 09:25:44
○ 2026-02-25 06:42:04
○ 2026-04-12 23:08:32

○NSns2.hitfarm.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 20:39:12
○ 2015-08-06 15:15:34
○ 2026-04-12 23:08:32

○NSns2.myhostadmin.net2015-08-06 → 2017-01-09 · 5 obs

○ 2008-03-16 20:39:12
● 2015-08-06 15:15:34
● 2017-01-09 09:25:44
○ 2026-02-25 06:42:04
○ 2026-04-12 23:08:32

○NSns3.hitfarm.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 20:39:12
○ 2015-08-06 15:15:34
○ 2026-04-12 23:08:32

○NSns3.myhostadmin.net2015-08-06 → 2017-01-09 · 5 obs

○ 2008-03-16 20:39:12
● 2015-08-06 15:15:34
● 2017-01-09 09:25:44
○ 2026-02-25 06:42:04
○ 2026-04-12 23:08:32

○NSns4.myhostadmin.net2015-08-06 → 2017-01-09 · 5 obs

○ 2008-03-16 20:39:12
● 2015-08-06 15:15:34
● 2017-01-09 09:25:44
○ 2026-02-25 06:42:04
○ 2026-04-12 23:08:32

○NSns5.myhostadmin.net2015-08-06 → 2017-01-09 · 5 obs

○ 2008-03-16 20:39:12
● 2015-08-06 15:15:34
● 2017-01-09 09:25:44
○ 2026-02-25 06:42:04
○ 2026-04-12 23:08:32

○NSns6.myhostadmin.net2015-08-06 → 2017-01-09 · 5 obs

○ 2008-03-16 20:39:12
● 2015-08-06 15:15:34
● 2017-01-09 09:25:44
○ 2026-02-25 06:42:04
○ 2026-04-12 23:08:32

○MXnullmx.jz13.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 20:39:12
○ 2015-08-06 15:15:34
○ 2026-04-12 23:08:32

●A104.21.89.332026-03-30 → 2026-04-12 · 3 obs

○ 2017-01-09 09:25:44
● 2026-03-30 02:05:10
● 2026-04-12 23:08:32

●A172.67.136.2472026-03-30 → 2026-04-12 · 3 obs

○ 2017-01-09 09:25:44
● 2026-03-30 02:05:10
● 2026-04-12 23:08:32

○A211.149.170.2402015-08-06 → 2015-11-26 · 5 obs

○ 2008-03-16 20:39:12
● 2015-08-06 15:15:34
● 2015-11-26 16:58:42
○ 2016-02-06 20:14:08
○ 2026-04-12 23:08:32

○A217.68.70.692008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 20:39:12
○ 2015-08-06 15:15:34
○ 2026-04-12 23:08:32

○A23.27.192.1152016-02-06 → 2016-02-06 · 4 obs

○ 2015-11-26 16:58:42
● 2016-02-06 20:14:08
○ 2017-01-09 09:25:44
○ 2026-04-12 23:08:32

●A2606:4700:3036::6815:59212026-03-30 → 2026-04-12 · 3 obs

○ 2017-01-09 09:25:44
● 2026-03-30 02:05:10
● 2026-04-12 23:08:32

●A2606:4700:3036::ac43:88f72026-03-30 → 2026-04-12 · 3 obs

○ 2017-01-09 09:25:44
● 2026-03-30 02:05:10
● 2026-04-12 23:08:32

○CNAMEexp.judns.com2026-02-25 → 2026-04-12 · 2 obs

○ 2026-02-25 06:42:04
○ 2026-04-12 23:08:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...	-
jz13.com	kirk.ns.cloudflare.com, melany.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.192

NS records: kirk.ns.cloudflare.com, melany.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jz13.com (unsigned zone)

⏱️ Timing

Total: 130ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.136.247, 104.21.89.33`
AAAA	2	`2606:4700:3036::ac43:88f7, 2606:4700:3036::6815:5921`
NS	2	`kirk.ns.cloudflare.com, melany.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kirk.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

jz13.com points to four IP numbers: 2606:4700:3036::6815:5921, 2606:4700:3036::ac43:88f7, 104.21.89.33 and 172.67.136.247.

Other host names including invai.org, rtpgold-kenzo188-pro.shop, 7gis.pl, mail.homescouting.com and savoyfoundation-usa.org share IP numbers with jz13.com.

Name Servers

jz13.com's delegation uses two name servers, kirk.ns.cloudflare.com and melany.ns.cloudflare.com.

jz13.com shares the same name server setup as other domains, for example imscw.com, gduyan.com, httklaser.com, 52gel.com and jdgou360.com.

jz13.com at least partially shares name servers with other domains, including contractorsnearme.directory, kontomierz.pl, witty.ws, technoinfogadget.com and yamibuy.net.

These name servers are often used together with vin.ns.cloudflare.com.

Host names with six IP numbers:

kirk.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc0, 2803:f800:50::6ca2:c1c0, 2a06:98c1:50::ac40:21c0, 108.162.193.192, 172.64.33.192 and 173.245.59.192.

melany.ns.cloudflare.com points to: 2606:4700:50::a29f:268a, 2803:f800:50::6ca2:c28a, 2a06:98c1:50::ac40:228a, 108.162.194.138, 162.159.38.138 and 172.64.34.138.

jz13.com - robtex.com

jz13.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

`jz13.com`

`com`