sipserver.dk DNS records

🖥️ Nameservers4 records 270ms

Nameserver	IP addresses	PTR	ASN / ISP
ns0011.secondary.cloudflare.com	162.159.32.12 2606:4700:51::a29f:200c	ns0011.secondary.cloudflare.com ns0011.secondary.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ns0169.secondary.cloudflare.com	162.159.33.44 2606:4700:59::a29f:212c	ns0169.secondary.cloudflare.com ns0169.secondary.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ns61.ipnordic.dk	185.72.210.10 2a05:3950:8660:1::10	ns61.ipnordic.dk ns61.ipnordic.dk	AS201503 Enreach A/S AS201503 Enreach A/S
ns81.ipnordic.dk	185.72.208.10 2a05:3950:8000:1::10	ns81.ipnordic.dk ns81.ipnordic.dk	AS201503 Enreach A/S AS201503 Enreach 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 Records1 records 434ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (sipserver.dk)
-all (hard fail)	v=spf1 -all

📨 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)

🔐 DNSSEC414ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	1786951801
Primary NS (MNAME)	ns81.ipnordic.dk
Responsible (RNAME)	sysops@ipnordic.dk
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	900s

📋 RegistrationWHOIS fetched 2026-07-09 13:26:50

Field	Value
Registrar	Simply.com A/S
Registered	2014-11-19
Expires	2026-11-30 (88d)

📋 WHOIS

⏱️ Lookup Timing

NS

270ms

A

166ms

MX

241ms

AAAA

155ms

TXT

434ms

CAA

250ms

HTTPS

255ms

TLSA

18ms

SOA

0ms

MTA-STS

281ms

DNSSEC

414ms

SRV

262ms

Total

2719ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 11:16:13	824ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-08-27 16:39:34	337ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-08-26 16:12:24	1741ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-08-24 22:32:44	1412ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-08-24 15:27:25	665ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-08-21 03:34:33	6028ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-08-20 03:11:39	8758ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-08-17 23:49:36	2719ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-08-15 04:48:30	632ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-08-10 23:50:17	2337ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-08-07 06:37:53	8852ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-08-05 20:41:37	963ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-07-28 13:05:42	1175ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-07-26 05:35:47	1318ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-07-24 04:12:43	3358ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-07-23 03:55:43	1280ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-07-16 23:45:09	649ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-07-13 21:53:01	734ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-07-09 13:26:01	757ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-07-08 12:42:08	2032ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-07-03 16:05:14	548ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-07-01 09:02:40	530ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-06-29 18:28:12	630ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-06-26 22:28:11	678ms	4 NS 0 A 0 MX	🔒 Secure	View
2026-06-25 06:23:56	1056ms	4 NS 0 A 0 MX	🔒 Secure	View