4445.dk

📜 Historical scan 2026-06-21 10:00:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4445.dk is a .dk domain served by 2 nameservers (ns1.wallin.dk, ns2.wallin.dk). It was registered on 9 January 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.103.25.172 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by 4445.dk. The zone is DNSSEC-signed and validates, 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#

2 records 78ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.wallin.dk	5.103.25.173	ns1.wallin.dk	AS44869 FIBIA P/S
ns2.wallin.dk	5.103.25.174	ns2.wallin.dk	AS44869 FIBIA P/S

🌍 A Records#

1 records 67ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.103.25.172	14400s	web.wallin.dk	AS44869	FIBIA P/S	5.103.0.0/16	🇩🇰 Denmark	Ballerup Municipality

📧 MX Records#

1 records 81ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	4445.dk	5.103.25.172	web.wallin.dk	AS44869 FIBIA P/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 258ms

TXT Record
v=spf1 +a +mx +ip4:5.103.25.167 +ip4:5.103.25.172 ~all

✉️ SPF#

Policy	Record (4445.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:5.103.25.167 +ip4:5.103.25.172 ~all

📨 DMARC#

Policy	Record (_dmarc.4445.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 2026-10-07 22:34:49

www CNAME	4445.dk (all on 4445.dk) → 5.103.25.172 (AS44869)
www vs bare domain	Same network 4445.dk: 5.103.25.172 (AS44869) www.4445.dk: 5.103.25.172 (AS44869)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.4445.dk	Fj29tqNrAed2V79LuT9FSnz2VhnAPXjizSIAJEpT28c

🔗 TLSA / DANE#

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

🔐 DNSSEC#

207ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026062101
Primary NS (MNAME)	ns1.wallin.dk
Responsible (RNAME)	backup@nordvest.it
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-09 16:04:45

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-01-09
Expires	2027-07-31 (287d)

📋 WHOIS#

⏱️ Lookup Timing#

78ms

67ms

81ms

AAAA

62ms

TXT

258ms

CAA

63ms

HTTPS

73ms

TLSA

96ms

SOA

0ms

MTA-STS

75ms

DNSSEC

207ms

SRV

170ms

Total

752ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 21:39:56	504ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 09:56:54	506ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 10:02:22	1161ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-22 06:09:36	1009ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 10:00:41 shown	752ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:57:37	1551ms	2 NS 1 A 1 MX	🔒 Secure