seruminstitut.dk DNS records

🖥️ Nameservers2 records 79ms

Nameserver	IP addresses	PTR	ASN / ISP
ns6.sitnet.dk	107.162.234.197 2604:e180:1071::3:1	— —	AS55002 F5, Inc. AS55002 F5, Inc.
ns7.sitnet.dk	107.162.176.221 2604:e180:1071::ffff:6ba2:b0dd	— —	AS55002 F5, Inc. AS55002 F5, Inc.

🌍 A Records1 records 211ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
40.68.148.255	3600s	—	AS8075	Microsoft Corporation	40.68.0.0/14	🇳🇱 The Netherlands	Amsterdam

📧 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 582ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.seruminstitut.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com;

📬 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)

🔐 DNSSEC240ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2522
Primary NS (MNAME)	ns6.sitnet.dk
Responsible (RNAME)	hostmaster@statens-it.dk
Refresh	10800s
Retry	1080s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

79ms

A

211ms

MX

73ms

AAAA

199ms

TXT

582ms

CAA

74ms

HTTPS

199ms

TLSA

186ms

SOA

0ms

MTA-STS

139ms

DNSSEC

240ms

SRV

335ms

Total

9233ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 18:53:10	9233ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 15:06:20	1322ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 14:32:24	13748ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 18:43:30	17189ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-25 00:19:57	1467ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 23:35:04	11821ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 23:10:38	6660ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 23:03:09	9508ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 22:55:10	9895ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 22:18:59	17177ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-18 22:07:09	12210ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-17 15:33:39	17150ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-15 22:02:10	5421ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-14 17:56:50	13852ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-13 16:35:03	6135ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-12 09:59:51	6808ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 05:02:36	2091ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-09 08:53:53	13830ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-04 09:49:14	6095ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-28 03:28:59	25039ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 02:59:17	17237ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 02:47:34	6741ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 02:32:37	5395ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-24 01:51:42	17107ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-23 01:21:45	3325ms	2 NS 1 A 0 MX	🔒 Secure	View