about-u.dk DNS records

🖥️ Nameservers3 records 195ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records

🌍

No A records found

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC2172ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA

✗ No SOA record found

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

195ms

A

122ms

MX

154ms

AAAA

140ms

TXT

611ms

CAA

146ms

HTTPS

161ms

TLSA

130ms

SOA

168ms

MTA-STS

189ms

DNSSEC

2172ms

SRV

218ms

Total

3362ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 23:00:02	3362ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-24 11:54:10	1523ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-23 04:11:45	10189ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-22 04:05:22	6136ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-21 03:53:18	7320ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-20 02:37:30	10285ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-19 00:27:03	6626ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-17 17:37:51	5096ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-16 05:30:57	1472ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-14 22:30:02	1745ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-13 10:23:22	1181ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-11 17:31:58	3143ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-10 11:24:10	3456ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-08-03 11:13:10	3083ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 10:54:08	8936ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 10:16:52	9211ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 09:56:40	3323ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-24 08:56:31	9195ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 07:44:57	1160ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 06:10:03	10308ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-20 05:28:39	1067ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-19 04:24:09	1155ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-18 00:41:32	1366ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-16 11:05:47	1499ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-09 11:17:16	9340ms	3 NS 0 A 0 MX	❓ Unknown	View