um-vis.dk DNS records

🖥️ Nameservers2 records 34ms

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 133ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.153.154.38	3600s	datalogger-test.bygstenergi.dk datalogger.bygstenergi.dk datalogger.xkn.dk demensprisen.dk klagonline.forbrug.dk mitfiskeri.dk parked.sitnet.dk	AS58282	Statens IT	185.153.152.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 837ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx01.um.dk	91.198.204.72	mx01.um.dk	AS58282 Statens IT
10	3600s	mx02.um.dk	91.198.204.85	mx02.um.dk	AS58282 Statens IT
10	3600s	mx03.um.dk	91.198.204.92	mx03.um.dk	AS58282 Statens IT
10	3600s	mx04.um.dk	91.198.204.93	mx04.um.dk	AS58282 Statens IT

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 697ms

TXT Record
v=spf1 ip4:91.198.204.125 ip4:91.198.204.126 ip4:91.198.204.72 ip4:91.198.204.85 ip4:91.198.204.92 ip4:91.198.204.93 ip4:185.163.189.63 include:_spf.sitnet.dk mx ~all

✉️ SPF

Policy	Record (um-vis.dk)
~all (soft fail)	v=spf1 ip4:91.198.204.125 ip4:91.198.204.126 ip4:91.198.204.72 ip4:91.198.204.85 ip4:91.198.204.92 ip4:91.198.204.93 ip4:185.163.189.63 include:_spf.sitnet.dk mx ~all

📨 DMARC

Policy	Record (_dmarc.um-vis.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 / DANE8 records 199ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx01.um.dk	DANE-EE · Full cert · SHA-512	0BCB113BF38982671AF9604B43FD01C5…
SMTP _25._tcp.mx01.um.dk	DANE-EE · Full cert · SHA-512	4B010CECC87C9546CB98088CBA202560…
SMTP _25._tcp.mx02.um.dk	DANE-EE · Full cert · SHA-512	0BCB113BF38982671AF9604B43FD01C5…
SMTP _25._tcp.mx02.um.dk	DANE-EE · Full cert · SHA-512	4B010CECC87C9546CB98088CBA202560…
SMTP _25._tcp.mx03.um.dk	DANE-EE · Full cert · SHA-512	4B010CECC87C9546CB98088CBA202560…
SMTP _25._tcp.mx03.um.dk	DANE-EE · Full cert · SHA-512	0BCB113BF38982671AF9604B43FD01C5…
SMTP _25._tcp.mx04.um.dk	DANE-EE · Full cert · SHA-512	4B010CECC87C9546CB98088CBA202560…
SMTP _25._tcp.mx04.um.dk	DANE-EE · Full cert · SHA-512	0BCB113BF38982671AF9604B43FD01C5…

🔐 DNSSEC9093ms

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

🏷️ SOA0ms

Field	Value
Serial	548
Primary NS (MNAME)	ns6.sitnet.dk
Responsible (RNAME)	hostmaster@statens-it.dk
Refresh	900s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

34ms

A

133ms

MX

837ms

AAAA

79ms

TXT

697ms

CAA

138ms

HTTPS

100ms

TLSA

199ms

SOA

0ms

MTA-STS

159ms

DNSSEC

9093ms

SRV

289ms

Total

14519ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 19:14:40	17422ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-28 23:14:08	17789ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-27 20:41:53	2140ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 20:15:58	5999ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 17:12:13	1585ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-24 18:00:36	1857ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-23 16:23:36	10239ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-22 15:35:20	1960ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-21 15:32:00	14365ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-20 15:22:15	11709ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-19 14:25:21	7247ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-18 14:23:02	14519ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-17 07:18:49	7217ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-15 17:16:00	65535ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-13 13:44:30	5036ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-12 00:38:14	7954ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-10 15:40:46	25104ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-09 14:19:09	3299ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-08 07:18:27	14299ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-05 20:17:14	5736ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-04 00:57:23	10003ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-01 11:32:25	17696ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-28 03:12:05	10319ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-27 00:02:24	12359ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-25 23:41:47	5878ms	2 NS 1 A 4 MX	🔒 Secure	View