irfa.dk

📜 Historical scan 2026-06-21 15:03:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

irfa.dk is a .dk domain served by 4 nameservers (ns1.dotserv.com, ns1.dotserv.net, ns2.dotserv.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 144.76.84.138 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.irfa.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 105ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dotserv.com	178.20.218.61 2a01:7cc0:101:ffff::51	ns1.dotserv.com ns1.dotserv.com	AS21060 Atea A/S AS21060 Atea A/S
ns1.dotserv.net	178.20.217.29 2a01:7cc0:101:ffff::52	ns1.dotserv.net ns2.dotserv.com	AS21060 Atea A/S AS21060 Atea A/S
ns2.dotserv.com	193.180.214.21	—	AS44803 Webdock.io ApS
ns2.dotserv.net	162.19.249.51 2001:41d0:701:1100::c89e	ns2.dotserv.net ns2.dotserv.net	AS16276 OVH SAS AS16276 OVH SAS

🌍 A Records#

1 records 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
144.76.84.138	3600s	thor.pageone.dk	AS24940	Hetzner Online GmbH	144.76.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.irfa.dk	144.76.84.138	thor.pageone.dk	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mail.irfa.dk → 144.76.84.138

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 286ms

TXT Record
v=spf1 include:_spf.dotserv.com -all

✉️ SPF#

Policy	Record (irfa.dk)
-all (hard fail)	v=spf1 include:_spf.dotserv.com -all

📨 DMARC#

Policy	Record (_dmarc.irfa.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-09-29 23:36:05

www CNAME	irfa.dk (all on irfa.dk)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.irfa.dk	XsOgLW4j6lGZ8PFVhUlsmFRre6vNc5vVfMqrSUsNjio

🔗 TLSA / DANE#

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

🔐 DNSSEC#

105ms

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

🏷️ SOA#

63ms

Field	Value
Serial	2016021800
Primary NS (MNAME)	ns1.dotserv.com
Responsible (RNAME)	hostmaster\@dotserv@com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

105ms

79ms

37ms

AAAA

96ms

TXT

286ms

CAA

157ms

HTTPS

135ms

TLSA

80ms

SOA

63ms

MTA-STS

98ms

DNSSEC

105ms

SRV

153ms

Total

591ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 20:57:38	2429ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-03 13:29:55	646ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-21 15:03:33 shown	591ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-20 01:47:42	493ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 17:53:42	924ms	4 NS 1 A 1 MX	🔓 Insecure