alf3.dk

📜 Historical scan 2026-06-16 12:59:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alf3.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 12 August 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.105.95.194 is hosted by Akamai Connected Cloud (AS63949) in Germany. Mail is handled by mail.alf3.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#

3 records 93ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	—	—	—
ns2.simply.com	—	—	—
ns3.simply.com	—	—	—

🌍 A Records#

1 records 80ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.105.95.194	—	li2056-194.members.linode.com	AS63949	Akamai Connected Cloud	172.105.0.0/17	🇩🇪 Germany	—

📧 MX Records#

1 records 79ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mail.alf3.dk	172.105.95.194	li2056-194.members.linode.com	AS63949 Akamai Connected Cloud

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 226ms

TXT Record
v=spf1 mx -all

✉️ SPF#

Policy	Record (alf3.dk)
-all (hard fail)	v=spf1 mx -all

📨 DMARC#

Policy	Record (_dmarc.alf3.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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 2026-10-13 02:04:29

www	172.105.95.194 (AS63949) (address records, no CNAME)
www vs bare domain	Same network alf3.dk: 172.105.95.194 (AS63949) www.alf3.dk: 172.105.95.194 (AS63949)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
mail	—	RSA · ~2048 bit test mode

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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

1487ms

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

🏷️ SOA#

72ms

Field	Value
Serial	2023042906
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 02:23:32

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2013-08-12
Expires	2027-08-31 (312d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

93ms

80ms

79ms

AAAA

72ms

TXT

226ms

CAA

73ms

HTTPS

74ms

TLSA

119ms

SOA

72ms

MTA-STS

142ms

DNSSEC

1487ms

SRV

0ms

Total

2313ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 02:04:29	548ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-07 15:58:07	521ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 09:19:22	665ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-28 07:38:44	570ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-17 21:31:01	32661ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-01 23:44:34	593ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:59:48 shown	2313ms	3 NS 1 A 1 MX	🔒 Secure