`self-cath.us`

DNSSEC	⚠️ Not signed
NS	`a.portsdns.se` ⭐
		A	2607:f740:e009::1^{🇺🇸 NETACTUATE2607:f740:e009::/48 Anycast Prefix}
			PTR	`a.portsdns.se`
		A	45.54.35.101^{🇺🇸 NETACTUATE45.54.35.0/24 Proxy registration to prevent harm from ARIN-NONAUTH shutdown}
			PTR	`a.portsdns.se`
NS	`b.portsdns.net`
		A	2a00:11c0:3d::1^{🇦🇹 ANX-CUSTOMER2a00:11c0:3d::/48 Anycast powered by ANX}
			PTR	`b.portsdns.net`
		A	94.16.23.1^{🇦🇹 ANX-CUSTOMER94.16.23.0/24 Anycast powered by ANX}
			PTR	`b.portsdns.net`
SOA	`a.portsdns.se`registry@ports.net 2023-11-14 #0

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1773555288

Same first word

self-cath.us

self-cath.ca

DNS History

6 records (2 active, 4 former)

●NSa.portsdns.se2026-03-23 → 2026-03-23 · 2 obs

○ 2018-06-06 21:54:36
● 2026-03-23 04:15:00

●NSb.portsdns.net2026-03-23 → 2026-03-23 · 2 obs

○ 2018-06-06 21:54:36
● 2026-03-23 04:15:00

○NSns1.rrpproxy.net2015-06-25 → 2018-06-06 · 3 obs

● 2015-06-25 17:18:20
● 2018-06-06 21:54:36
○ 2026-03-23 04:15:00

○NSns2.na.rrpproxy.net2018-06-06 → 2018-06-06 · 3 obs

○ 2017-02-03 14:10:32
● 2018-06-06 21:54:36
○ 2026-03-23 04:15:00

○NSns2.rrpproxy.net2015-06-25 → 2018-06-06 · 3 obs

● 2015-06-25 17:18:20
● 2018-06-06 21:54:36
○ 2026-03-23 04:15:00

○NSns3.rrpproxy.net2015-06-25 → 2017-02-03 · 4 obs

● 2015-06-25 17:18:20
● 2017-02-03 14:10:32
○ 2018-06-06 21:54:36
○ 2026-03-23 04:15:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us...	-
self-cath.us	b.portsdns.net, a.portsdns.se	-

✅ Authoritative Response

Server:45.54.35.101

NS records: b.portsdns.net, a.portsdns.se

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for self-cath.us (unsigned zone)

⏱️ Timing

Total: 1169ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`b.portsdns.net, a.portsdns.se`
SOA	1	`a.portsdns.se registry.ports.net`

Analysis

Name Servers

Two name servers b.portsdns.net and a.portsdns.se handle delegation for self-cath.us.

self-cath.us uses the same name server setup as other domains, for example wicona.pl, arlafoods.ca, nutriox.com.br, bsl-consulting.de and wicona.us.

Host names with two IP numbers:

b.portsdns.net points to: 2a00:11c0:3d::1 and 94.16.23.1

a.portsdns.se points to: 2607:f740:e009::1 and 45.54.35.101

self-cath.us - robtex.com

self-cath.us

us