computerscience.dk
📜 Historical scan 2026-08-03 18:36:45  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   306ms
NameserverIP addressesPTRASN / ISP
arthur.cutisan.dk 2001:470:28:2f7:0:1:0:6
80.198.171.106		 arthur.cutisan.dk
arthur.cutisan.com		 AS6939 Hurricane Electric LLC
AS3292 TDC Holding A/S
bes.cutisan.dk 2001:470:28:2f7:0:1:0:2
80.198.171.102		 bes.cutisan.dk
bes.cutisan.dk		 AS6939 Hurricane Electric LLC
AS3292 TDC Holding A/S
merlin.cutisan.dk 2001:470:28:2f7:0:1:0:1
80.198.171.101		 merlin.cutisan.dk
merlin.cutisan.dk		 AS6939 Hurricane Electric LLC
AS3292 TDC Holding A/S
thoth.cutisan.net 2001:470:28:404:0:6:0:2
90.185.206.63		 thoth.cutisan.net
thoth.cutisan.net		 AS6939 Hurricane Electric LLC
AS203953 Hiper A/S
🌍 A Records
🌍
No A records found
📧 MX Records2 records   357ms
PriorityTTLMail ServerIP addressesPTRASN
10 21600s merlin.cutisan.dk 2001:470:28:2f7:0:1:0:1
80.198.171.101
80.198.171.101		 merlin.cutisan.dk
101.97-111.171.198.80.in-addr.arpa
merlin.cutisan.dk		 AS6939 Hurricane Electric LLC
AS3292 TDC Holding A/S
AS3292 TDC Holding A/S
10 21600s thoth.cutisan.net 2001:470:28:404:0:6:0:2
90.185.206.63		 thoth.cutisan.net
thoth.cutisan.net		 AS6939 Hurricane Electric LLC
AS203953 Hiper A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   1012ms
TXT Record
v=spf1 include:_spf.myemail.dk -all
✉️ SPF
PolicyRecord (computerscience.dk)
-all (hard fail) v=spf1 include:_spf.myemail.dk -all
📨 DMARC
PolicyRecord (_dmarc.computerscience.dk)
p=reject v=DMARC1; p=reject; sp=reject; pct=100; fo=1; ri=86400; rua=mailto:postmaster@computerscience.dk; ruf=mailto:postmaster@computerscience.dk
📬 MTA-STS757ms
CheckResult
Status🧪 Testing
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modetesting
Policy ID202505200001
max_age86400s
Policy MXmerlin.cutisan.dk, thoth.cutisan.net
📈 TLSRPT
StatusReport address (rua)
✓ Enabled mailto:postmaster@myemail.dk
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE8 records   356ms
Service / OwnerTypeCert association
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-512 115F68647DC892788AD8BE021FDEA758…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-256 6EBCEFB4210B088654A38B03FEA3D7D1…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-512 8B0A0CBBE72552E12AB3C82CF13F4793…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-256 B3FB5D00E994CDDF2CC9A4EEA9F806BC…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-256 2E8307068B6DB620E4A39D068B5DEE5D…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-256 9D637B3D27A9E570D07607B9CCADB80A…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-512 A90D0606D641B94AFF27371F57E0BE27…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-512 B71DB2EF3A7AEC54F4651711B72821EC…
🔐 DNSSEC496ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2025070593
Primary NS (MNAME)arthur.cutisan.dk
Responsible (RNAME)postmaster@cutisan.dk
Refresh21600s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
306ms
A
335ms
MX
357ms
AAAA
268ms
TXT
1012ms
CAA
267ms
HTTPS
263ms
TLSA
356ms
SOA
0ms
MTA-STS
757ms
DNSSEC
496ms
SRV
1616ms
Total
2944ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 03:37:13 1807ms 4 NS 0 A 2 MX 🔒 Secure View
2026-08-27 01:52:52 7045ms 4 NS 0 A 2 MX 🔒 Secure View
2026-08-26 01:28:38 1377ms 4 NS 0 A 2 MX 🔒 Secure View
2026-08-18 11:16:05 3887ms 4 NS 0 A 2 MX 🔒 Secure View
2026-08-17 03:15:24 3742ms 4 NS 0 A 2 MX 🔒 Secure View
2026-08-10 07:48:58 6057ms 4 NS 0 A 2 MX 🔒 Secure View
2026-08-03 18:36:45 2944ms 4 NS 0 A 2 MX 🔒 Secure View
2026-07-22 16:10:45 9528ms 4 NS 0 A 2 MX 🔒 Secure View
2026-07-20 20:12:26 10855ms 4 NS 0 A 2 MX 🔒 Secure View
2026-07-16 12:06:18 13059ms 4 NS 0 A 2 MX 🔒 Secure View
2026-07-14 06:59:04 5172ms 4 NS 0 A 2 MX 🔒 Secure View
2026-07-06 02:35:51 7538ms 4 NS 0 A 2 MX 🔒 Secure View
2026-07-04 23:08:52 11152ms 4 NS 0 A 2 MX 🔒 Secure View
2026-07-02 11:22:35 25647ms 4 NS 0 A 2 MX 🔒 Secure View
2026-06-27 04:43:58 6813ms 4 NS 0 A 2 MX 🔒 Secure View
2026-06-26 03:37:23 4716ms 4 NS 0 A 2 MX 🔒 Secure View
2026-06-25 10:48:45 5226ms 4 NS 0 A 2 MX 🔒 Secure View
2026-06-24 21:34:26 15833ms 4 NS 0 A 2 MX ⚠️ Bogus View
2026-06-23 20:28:07 1160ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 12:42:19 10330ms 4 NS 0 A 2 MX 🔒 Secure View
2026-06-16 22:53:48 65535ms 4 NS 0 A 2 MX 🔒 Secure View
2026-06-16 22:21:15 5005ms 4 NS 0 A 2 MX 🔒 Secure View
2026-06-16 22:00:35 6900ms 4 NS 0 A 2 MX 🔒 Secure View
2026-06-16 22:00:31 3251ms 4 NS 0 A 2 MX 🔒 Secure View
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