jfkk.dk DNS records

🖥️ Nameservers5 records 43ms

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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.109.37	3600s	linux10.curanet.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records3 records 54ms

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	jfkk.dk → 94.231.109.37
🔶 Autoconfig	jfkk.dk → 94.231.109.37

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 314ms

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

📝 TXT Records3 records 355ms

TXT Record
spf2.0/pra
v=spf1 mx include:spf.gigahost.dk -all
v=spf1 mx include:spf.gigahost.dk ~all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (jfkk.dk)
-all (hard fail)	v=spf1 mx include:spf.gigahost.dk -all
~all (soft fail)	v=spf1 mx include:spf.gigahost.dk ~all

📨 DMARC

Policy	Record (_dmarc.jfkk.dk)
p=reject	v=DMARC1; p=reject;

📬 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.jfkk.dk	jfkk.dk

🔗 TLSA / DANE

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

🔐 DNSSEC220ms

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

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

33ms

MX

54ms

AAAA

189ms

TXT

355ms

CAA

273ms

HTTPS

45ms

TLSA

60ms

SOA

0ms

MTA-STS

193ms

DNSSEC

220ms

SRV

314ms

Total

964ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 02:27:27	964ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-21 00:37:09	5719ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-13 04:45:06	3282ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-06 16:00:08	1946ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-02 14:28:23	1482ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 19:12:20	939ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-17 06:25:15	1600ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-15 16:52:35	1054ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 21:22:12	1146ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-26 20:44:29	893ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-24 16:11:48	721ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-21 19:58:43	629ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-19 08:33:34	1124ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 13:29:02	3804ms	5 NS 1 A 3 MX	🔓 Insecure	View