colab.dk DNS records

🖥️ Nameservers5 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.gigahost.dk	46.183.139.31	ns1.gigahost.dk	AS47292 Sentia Denmark A/S
ns2.gigahost.dk	46.183.139.222	web22.gigahost.dk	AS47292 Sentia Denmark A/S
ns3.gigahost.dk	71.19.249.71	ns3.gigahost.dk	AS11831 eSecureData
ns4.gigahost.dk	51.79.215.130	ns4.gigahost.dk	AS16276 OVH SAS
ns5.gigahost.dk	77.74.192.83	ns5.gigahost.dk	AS42831 UK Dedicated Servers Limited

🌍 A Records1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.116.232.203	3600s	203.giga-ptr.232.116.217.in-addr.arpa web3.gigahost.dk	AS47292	Sentia Denmark A/S	217.116.224.0/20	🇩🇰 Denmark	—

📧 MX Records3 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.gigahost.dk	46.183.139.11	mx1.gigahost.dk	AS47292 Sentia Denmark A/S
10	3600s	mx2.gigahost.dk	46.183.139.12	mx2.gigahost.dk	AS47292 Sentia Denmark A/S
10	3600s	mx3.gigahost.dk	46.183.139.13	mx3.gigahost.dk	AS47292 Sentia Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	colab.dk → 217.116.232.203
🔶 Autoconfig	colab.dk → 217.116.232.203

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 229ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	autodiscover.gigahost.dk

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.colab.dk	colab.dk

🔗 TLSA / DANE

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

🔐 DNSSEC262ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	ns1.gigahost.dk
Responsible (RNAME)	hostmaster@colab.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 RegistrationWHOIS fetched 2026-07-10 11:38:49

Field	Value
Registrar	GIGAHOST ApS
Registered	2002-09-03
Expires	2027-09-30 (393d)

📋 WHOIS

⏱️ Lookup Timing

NS

26ms

A

49ms

MX

34ms

AAAA

47ms

TXT

163ms

CAA

180ms

HTTPS

35ms

TLSA

43ms

SOA

0ms

MTA-STS

42ms

DNSSEC

262ms

SRV

229ms

Total

843ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:36:03	843ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-26 16:27:37	848ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-21 03:01:39	2139ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-14 07:07:24	1597ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-07 16:31:51	1101ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-04 02:55:23	1150ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 23:41:14	1253ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-17 04:18:43	1189ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-10 11:38:14	2718ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 18:52:19	1002ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 06:04:24	910ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-23 16:11:54	695ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-19 04:54:47	2885ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 21:45:31	688ms	5 NS 1 A 3 MX	🔓 Insecure	View