seruminstitutet.dk DNS records

🖥️ Nameservers2 records 119ms

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 120ms

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 619ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.seruminstitutet.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)

🔐 DNSSEC351ms

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

🏷️ SOA0ms

Field	Value
Serial	2564
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

119ms

A

120ms

MX

83ms

AAAA

110ms

TXT

619ms

CAA

115ms

HTTPS

117ms

TLSA

1301ms

SOA

0ms

MTA-STS

149ms

DNSSEC

351ms

SRV

342ms

Total

10713ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 10:18:20	10713ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-30 03:05:32	1894ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 21:09:40	11892ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 13:30:09	1483ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 13:23:18	1415ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-25 06:14:27	16865ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 04:54:35	2491ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 03:24:43	9478ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 03:14:02	9473ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 03:00:48	8739ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 02:17:16	5600ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 01:33:23	6967ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-18 00:14:23	12124ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-16 17:33:37	3044ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-14 04:30:51	7306ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-13 04:01:01	8443ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 20:33:46	7523ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-10 19:16:36	5371ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-08 07:49:46	4852ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-06 13:44:45	1439ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-04 23:40:08	6042ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-28 00:21:15	17403ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 23:19:29	17588ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 22:50:04	17395ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-24 22:15:29	11290ms	2 NS 1 A 0 MX	🔒 Secure	View