chul.dk DNS records

🖥️ Nameservers5 records 41ms

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 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.227.38.65	3600s	myshopify.com	AS13335	Cloudflare, Inc.	23.227.38.0/23	🇨🇦 Canada	Ottawa

📧 MX Records3 records 59ms

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	chul.dk → 23.227.38.65
🔶 Autoconfig	chul.dk → 23.227.38.65

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 223ms

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.chul.dk	chul.dk

🔗 TLSA / DANE

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

🔐 DNSSEC2053ms

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@chul.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 RegistrationWHOIS fetched 2026-06-21 19:33:58

Field	Value
Registrar	GIGAHOST ApS
Registered	2020-08-06
Expires	2027-08-31 (363d)

📋 WHOIS

⏱️ Lookup Timing

NS

41ms

A

54ms

MX

59ms

AAAA

45ms

TXT

322ms

CAA

62ms

HTTPS

46ms

TLSA

85ms

SOA

0ms

MTA-STS

205ms

DNSSEC

2053ms

SRV

223ms

Total

2663ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 10:27:02	2663ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-27 20:30:15	789ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 20:41:12	1972ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-13 05:26:57	3836ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-07 06:01:43	1697ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-01 12:47:29	1921ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-27 08:24:30	25731ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 06:23:42	925ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-16 23:42:42	8761ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-14 21:26:04	1479ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 13:18:11	1701ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-27 02:32:11	983ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-24 17:53:00	1110ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-21 19:31:29	655ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 20:45:07	2441ms	5 NS 1 A 3 MX	🔓 Insecure	View