computerscience.dk DNS records

🖥️ Nameservers4 records 125ms

Nameserver	IP addresses	PTR	ASN / ISP
arthur.cutisan.dk	—	—	—
bes.cutisan.dk	—	—	—
merlin.cutisan.dk	—	—	—
thoth.cutisan.net	—	—	—

🌍 A Records

🌍

No A records found

📧 MX Records2 records 339ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	merlin.cutisan.dk	80.198.171.101 80.198.171.101	101.97-111.171.198.80.in-addr.arpa merlin.cutisan.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S
10	—	thoth.cutisan.net	217.61.218.196 90.185.206.63	thoth.cutisan.net x5ab9ce3f.customers.hiper-net.dk	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 647ms

TXT Record
v=spf1 include:_spf.myemail.dk -all

✉️ SPF

Policy	Record (computerscience.dk)
-all (hard fail)	v=spf1 include:_spf.myemail.dk -all

📨 DMARC

Policy	Record (_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-STS2153ms

Check	Result
Status	🧪 Testing
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	testing
Policy ID	202505200001
max_age	86400s
Policy MX	merlin.cutisan.dk, thoth.cutisan.net

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:postmaster@myemail.dk

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE10 records 1007ms

Service / Owner	Type	Cert association
SMTP _25._tcp.merlin.cutisan.dk	DANE-TA · SPKI · SHA-256	919C0DF7A787B597ED056ACE654B1DE9…
SMTP _25._tcp.merlin.cutisan.dk	DANE-TA · SPKI · SHA-256	CBBC559B44D524D6A132BDAC672744DA…
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-512	89D8F1D26D16E94600405C8585E40AD1…
SMTP _25._tcp.merlin.cutisan.dk	DANE-TA · SPKI · SHA-512	A1EF14FEA3CA15A552D42665D2FE6856…
SMTP _25._tcp.merlin.cutisan.dk	DANE-TA · SPKI · SHA-512	E19500A5A83E36D3529BCBCC2D07472F…
SMTP _25._tcp.merlin.cutisan.dk	DANE-TA · SPKI · SHA-256	025490860B498AB73C6A12F27A49AD5F…
SMTP _25._tcp.merlin.cutisan.dk	DANE-TA · SPKI · SHA-256	3586D4ECF070578CBD27AEDCE20B964E…
SMTP _25._tcp.merlin.cutisan.dk	DANE-TA · SPKI · SHA-256	885BF0572252C6741DC9A52F5044487F…

🔐 DNSSEC288ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA853ms

Field	Value
Serial	2025070540
Primary NS (MNAME)	arthur.cutisan.dk
Responsible (RNAME)	postmaster@cutisan.dk
Refresh	21600s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

125ms

A

149ms

MX

339ms

AAAA

152ms

TXT

647ms

CAA

403ms

HTTPS

551ms

TLSA

1007ms

SOA

853ms

MTA-STS

2153ms

DNSSEC

288ms

SRV

0ms

Total

5005ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
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