f-f-f.dk DNS records

🖥️ Nameservers2 records 225ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services 37.34-46.152.69.62.in-addr.arpa	AS47527 DLX A/S AS47527 DLX A/S

🌍 A Records1 records 220ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.221.124.122	86400s	—	AS51377	CoMaSys ApS	193.221.124.0/24	🇩🇰 Denmark	—

📧 MX Records2 records 222ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	scan1.comasys.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
15	86400s	scan2.comasys.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.128 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 630ms

TXT Record
v=spf1 include:_spf.comasys.dk +a +mx -all

✉️ SPF

Policy	Record (f-f-f.dk)
-all (hard fail)	v=spf1 include:_spf.comasys.dk +a +mx -all

📨 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
TXT	_acme-challenge.f-f-f.dk	6O6chGsQQgzdDd5wcSsUoiSdAzAIiCtyU8n9QjzAUuc

🔗 TLSA / DANE

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

🔐 DNSSEC427ms

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	2026070302
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	jacob@hjorth-hansen.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

225ms

A

220ms

MX

222ms

AAAA

254ms

TXT

630ms

CAA

222ms

HTTPS

262ms

TLSA

251ms

SOA

0ms

MTA-STS

298ms

DNSSEC

427ms

SRV

268ms

Total

3791ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-03 20:44:24	3791ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-20 09:38:14	610ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 09:09:49	3038ms	2 NS 1 A 2 MX	🔓 Insecure	View