`j621.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:5372^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:af8c^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.114^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.175.140^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`max.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b84^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c184^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`max.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2184^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`max.ns.cloudflare.com`
		A	108.162.193.132^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	172.64.33.132^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	173.245.59.132^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
NS	`uma.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a92^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c092^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`uma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2092^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`uma.ns.cloudflare.com`
		A	108.162.192.146^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	172.64.32.146^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	173.245.58.146^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽¹⁸⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽³⁸⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.83.114, 172.67.175.140
		IPv6 hints	2606:4700:3037::6815:5372, 2606:4700:3037::ac43:af8c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=128, name=cloudflare-ech.com
SOA	`max.ns.cloudflare.com`dns@cloudflare.com serial=2410272138

`net`

	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=1785130752

Same first word

j621.net

Similar names

j216.cc

1j62.com

621j.com

162j.com

612j.com

126j.com

DNS History

11 records (9 active, 2 former)

●NSmax.ns.cloudflare.com2026-06-01 → 2026-07-27 · 2 obs

● 2026-06-01 13:36:48
● 2026-07-27 06:05:18

●NSuma.ns.cloudflare.com2026-06-01 → 2026-07-27 · 2 obs

● 2026-06-01 13:36:48
● 2026-07-27 06:05:18

●MXroute1.mx.cloudflare.net2026-06-01 → 2026-07-27 · 2 obs

● 2026-06-01 13:36:48
● 2026-07-27 06:05:18

●MXroute2.mx.cloudflare.net2026-06-01 → 2026-07-27 · 2 obs

● 2026-06-01 13:36:48
● 2026-07-27 06:05:18

●MXroute3.mx.cloudflare.net2026-06-01 → 2026-07-27 · 2 obs

● 2026-06-01 13:36:48
● 2026-07-27 06:05:18

●A104.21.83.1142026-06-01 → 2026-07-27 · 2 obs

● 2026-06-01 13:36:48
● 2026-07-27 06:05:18

●A172.67.175.1402026-06-01 → 2026-07-27 · 2 obs

● 2026-06-01 13:36:48
● 2026-07-27 06:05:18

○A2606:4700:3030::6815:53722026-06-01 → 2026-06-01 · 3 obs

● 2026-06-01 13:36:48
○ 2026-07-12 09:28:44
○ 2026-07-27 06:05:18

○A2606:4700:3034::ac43:af8c2026-06-01 → 2026-06-01 · 3 obs

● 2026-06-01 13:36:48
○ 2026-07-12 09:28:44
○ 2026-07-27 06:05:18

●A2606:4700:3037::6815:53722026-07-12 → 2026-07-27 · 3 obs

○ 2026-06-01 13:36:48
● 2026-07-12 09:28:44
● 2026-07-27 06:05:18

●A2606:4700:3037::ac43:af8c2026-07-12 → 2026-07-27 · 3 obs

○ 2026-06-01 13:36:48
● 2026-07-12 09:28:44
● 2026-07-27 06:05:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
j621.net	max.ns.cloudflare.com, uma.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.132

NS records: max.ns.cloudflare.com, uma.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for j621.net (unsigned zone)

⏱️ Timing

Total: 318ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.175.140, 104.21.83.114`
AAAA	2	`2606:4700:3037::6815:5372, 2606:4700:3037::ac43:af8c`
NS	2	`max.ns.cloudflare.com, uma.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 18), route3.mx.cloudflare.net (pri: 38)...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`max.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

j621.net has four IP addresses: 104.21.83.114, 172.67.175.140, 2606:4700:3037::6815:5372 and 2606:4700:3037::ac43:af8c.

gcedsa.com, www.jbbres.com, haaggmbh.de plus two other host names have IP numbers in common with j621.net.

Name Servers

Two name servers handle the delegation for j621.net: max.ns.cloudflare.com and uma.ns.cloudflare.com.

The name server configuration of j621.net is shared with other domains, for instance orweja.nl, inbeacon.nl, globale.shop and two others.

j621.net shares at least some of its name servers with other domains, including fmpsllc.com, thejohndory.com, manasrobin.com and two others.

These name servers are frequently paired with the name servers dawn.ns.cloudflare.com, carl.ns.cloudflare.com and aragorn.ns.cloudflare.com.

Hosts with 6 IP addresses each:

max.ns.cloudflare.com resolves to 108.162.193.132, 172.64.33.132 and 173.245.59.132 among others, with 3 other IP addresses in total.

uma.ns.cloudflare.com resolves to 108.162.192.146, 172.64.32.146 and 173.245.58.146 among others, with 3 other IP addresses in total.

Mail Servers

j621.net is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by j621.net are shared with other domains: proopen.com.br, mondalex.com, trustedhealthsupply.com and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.

j621.net - robtex.com

j621.net

net

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`j621.net`

`net`