checkspf4.dk

📜 Historical scan 2026-06-16 20:25:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

checkspf4.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was registered on 23 September 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.18 is hosted by team.blue Denmark A/S (AS48854) in Denmark. The zone is DNSSEC-signed and validates, has no 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 87ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	—	—	—
ns2.scannet2.dk	—	—	—

🌍 A Records#

1 records 86ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.18	—	splash.scannet.dk	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 191ms

TXT Record
v=spf1 include:check1.checkspf4.dk include:check2.checkspf4.dk include:check3.checkspf4.dk -all

✉️ SPF#

Policy	Record (checkspf4.dk)
-all (hard fail)	v=spf1 include:check1.checkspf4.dk include:check2.checkspf4.dk include:check3.checkspf4.dk -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

🧩 Web & zone#

latest probe, not this scan · checked 2026-09-30 03:19:26

www	Address record (no CNAME)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

158ms

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

🏷️ SOA#

82ms

Field	Value
Serial	2022121302
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-15 19:06:47

Field	Value
Registrar	A/S SCANNET
Registered	2022-09-23
Expires	2027-09-22 (339d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
ablution.dk	A/S SCANNET
checkspf1.dk	A/S SCANNET

📋 WHOIS#

⏱️ Lookup Timing#

87ms

86ms

84ms

AAAA

85ms

TXT

191ms

CAA

82ms

HTTPS

84ms

TLSA

39ms

SOA

82ms

MTA-STS

81ms

DNSSEC

158ms

SRV

0ms

Total

408ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-28 02:47:22	403ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-27 09:41:06	431ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-25 22:16:52	533ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-26 02:34:17	708ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-25 02:01:15	1679ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-23 16:41:20	729ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-23 03:03:03	991ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 20:25:16 shown	408ms	2 NS 1 A 0 MX	🔒 Secure