computerscience.dk
📜 Historical scan 2026-07-20 20:12:26  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   243ms
NameserverIP addressesPTRASN / ISP
arthur.cutisan.dk 2001:470:28:2f7:0:1:0:6
80.198.171.106		 arthur.cutisan.dk
peter.naur.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
217.61.218.196
90.185.206.63		 thoth.cutisan.net
thoth.cutisan.net
x5ab9ce3f.customers.hiper-net.dk		 AS6939 Hurricane Electric LLC
AS203953 Hiper A/S
AS203953 Hiper A/S
🌍 A Records
🌍
No A records found
📧 MX Records2 records   201ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s 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 86400s thoth.cutisan.net 2001:470:28:404:0:6:0:2
217.61.218.196
90.185.206.63		 thoth.cutisan.net
thoth.cutisan.net
x5ab9ce3f.customers.hiper-net.dk		 AS6939 Hurricane Electric LLC
AS203953 Hiper A/S
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   8808ms
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-STS958ms
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 / DANE20 records   408ms
Service / OwnerTypeCert association
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-512 661BA3B2BA5C26C64CFCA723320B9898…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-512 7D779DD26D37CA5A72FD05F1B815A060…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-256 CBBC559B44D524D6A132BDAC672744DA…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-256 919C0DF7A787B597ED056ACE654B1DE9…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-256 3586D4ECF070578CBD27AEDCE20B964E…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-512 E19500A5A83E36D3529BCBCC2D07472F…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-512 89D8F1D26D16E94600405C8585E40AD1…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-512 A1EF14FEA3CA15A552D42665D2FE6856…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-256 885BF0572252C6741DC9A52F5044487F…
SMTP _25._tcp.merlin.cutisan.dk DANE-TA · SPKI · SHA-256 025490860B498AB73C6A12F27A49AD5F…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-256 CBBC559B44D524D6A132BDAC672744DA…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-512 89D8F1D26D16E94600405C8585E40AD1…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-512 661BA3B2BA5C26C64CFCA723320B9898…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-512 A1EF14FEA3CA15A552D42665D2FE6856…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-512 7D779DD26D37CA5A72FD05F1B815A060…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-256 3586D4ECF070578CBD27AEDCE20B964E…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-512 E19500A5A83E36D3529BCBCC2D07472F…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-256 919C0DF7A787B597ED056ACE654B1DE9…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-256 025490860B498AB73C6A12F27A49AD5F…
SMTP _25._tcp.thoth.cutisan.net DANE-TA · SPKI · SHA-256 885BF0572252C6741DC9A52F5044487F…
🔐 DNSSEC327ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2025070573
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
243ms
A
206ms
MX
201ms
AAAA
418ms
TXT
8808ms
CAA
265ms
HTTPS
266ms
TLSA
408ms
SOA
0ms
MTA-STS
958ms
DNSSEC
327ms
SRV
8066ms
Total
10855ms
🕐 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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