dffcon.dk DNS records

🖥️ Nameservers5 records 76ms

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 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.138.100	3600s	—	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records3 records 87ms

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	dffcon.dk → 46.183.138.100
🔶 Autoconfig	dffcon.dk → 46.183.138.100

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 333ms

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.dffcon.dk	dffcon.dk

🔗 TLSA / DANE

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

🔐 DNSSEC164ms

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	2026090301
Primary NS (MNAME)	ns1.gigahost.dk
Responsible (RNAME)	hostmaster@dffcon.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

76ms

A

56ms

MX

87ms

AAAA

200ms

TXT

221ms

CAA

60ms

HTTPS

51ms

TLSA

93ms

SOA

0ms

MTA-STS

110ms

DNSSEC

164ms

SRV

333ms

Total

953ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-06 12:19:46	953ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-28 01:13:50	689ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-25 22:57:06	1250ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 10:23:12	8957ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-14 16:40:31	9735ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-08-06 03:45:03	1360ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-30 03:06:18	7409ms	5 NS 1 A 0 MX	🔓 Insecure	View
2026-07-23 07:19:38	988ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-16 20:25:13	9137ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-12 05:04:27	9885ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-07-03 10:55:47	1148ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 23:19:14	2347ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-19 03:53:51	1841ms	5 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 02:36:09	606ms	5 NS 1 A 3 MX	🔓 Insecure	View