um-vis.dk
📜 Historical scan 2026-08-15 17:16:00  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   227ms
NameserverIP addressesPTRASN / 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   3529ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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   8243ms
PriorityTTLMail ServerIP addressesPTRASN
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   28531ms
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
PolicyRecord (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
✗ 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 / DANE8 records   16045ms
Service / OwnerTypeCert 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 0BCB113BF38982671AF9604B43FD01C5…
SMTP _25._tcp.mx03.um.dk DANE-EE · Full cert · SHA-512 4B010CECC87C9546CB98088CBA202560…
SMTP _25._tcp.mx04.um.dk DANE-EE · Full cert · SHA-512 0BCB113BF38982671AF9604B43FD01C5…
SMTP _25._tcp.mx04.um.dk DANE-EE · Full cert · SHA-512 4B010CECC87C9546CB98088CBA202560…
🔐 DNSSEC3530ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial539
Primary NS (MNAME)ns6.sitnet.dk
Responsible (RNAME)hostmaster@statens-it.dk
Refresh900s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
227ms
A
3529ms
MX
8243ms
AAAA
8060ms
TXT
28531ms
CAA
304ms
HTTPS
8229ms
TLSA
16045ms
SOA
0ms
MTA-STS
8064ms
DNSSEC
3530ms
SRV
16050ms
Total
65535ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
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
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