via-college.dk DNS records

🖥️ Nameservers2 records 118ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.supportcenter.dk	87.54.32.150	—	AS3292 TDC Holding A/S
ns4.supportcenter.dk	2.106.7.200	ns4.supportcenter.dk	AS3292 TDC Holding A/S

🌍 A Records1 records 120ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.54.32.247	3600s	apps.akat.dk campus-horsens.dk driver.via.dk	AS3292	TDC Holding A/S	87.48.0.0/13	🇩🇰 Denmark	—

📧 MX Records1 records 89ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 481ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (via-college.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.via-college.dk)
p=reject	v=DMARC1; p=reject;rua=mailto:dmarc@via.dk; ruf=mailto:dmarc@via.dk

📬 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 / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC402ms

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

🏷️ SOA0ms

Field	Value
Serial	721
Primary NS (MNAME)	ns3.supportcenter.dk
Responsible (RNAME)	hostmaster@supportcenter.dk
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

118ms

A

120ms

MX

89ms

AAAA

72ms

TXT

481ms

CAA

134ms

HTTPS

54ms

TLSA

203ms

SOA

0ms

MTA-STS

341ms

DNSSEC

402ms

SRV

198ms

Total

1741ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 16:54:07	1741ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 22:25:33	366ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 17:59:45	2784ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 07:37:02	1222ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 12:36:13	576ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 21:03:26	1280ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 03:52:02	1136ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 01:37:03	3551ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 14:32:43	8604ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 08:01:05	666ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 19:31:41	464ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 14:35:12	16360ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 00:46:51	443ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 09:10:31	447ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 02:41:36	488ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-09 00:08:38	808ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-05 00:56:00	494ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 15:10:27	405ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 21:38:55	479ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 23:14:38	748ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 20:12:21	382ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 09:43:58	1073ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 06:33:59	569ms	2 NS 1 A 0 MX	🔒 Secure	View