exta.dk

📜 Historical scan 2026-06-17 09:09:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

exta.dk is a .dk domain served by 2 nameservers (ns3.hostworld.dk, ns4.hostworld.dk). It was registered on 22 August 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.160.220.14 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by exta.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 117ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.hostworld.dk	—	—	—
ns4.hostworld.dk	—	—	—

🌍 A Records#

1 records 92ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.160.220.14	—	ip217-160-220-14.pbiaas.com	AS8560	IONOS SE	217.160.0.0/16	🇩🇪 Germany	—

📧 MX Records#

1 records 95ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	exta.dk	217.160.220.14	ip217-160-220-14.pbiaas.com	AS8560 IONOS SE

🔷 AAAA Records (IPv6)#

1 records 95ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:247a:256:2c00::1	—	—	AS8560	IONOS SE	2a02:2478:0:0:0:0:0:0/29	🇩🇪 Germany	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 328ms

TXT Record
v=spf1 +a +mx +ip4:217.160.220.14 +ip4:139.177.183.24 ~all

✉️ SPF#

Policy	Record (exta.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:217.160.220.14 +ip4:139.177.183.24 ~all

📨 DMARC#

Policy	Record (_dmarc.exta.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 18:02:16

www CNAME	exta.dk (all on exta.dk) → 217.160.220.14 2a02:247a:256:2c00::1 (AS8560)
www vs bare domain	Same network exta.dk: 217.160.220.14 2a02:247a:256:2c00::1 (AS8560) www.exta.dk: 217.160.220.14 2a02:247a:256:2c00::1 (AS8560)
Wildcard	No

✍️ 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

221ms

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

🏷️ SOA#

104ms

Field	Value
Serial	2026060501
Primary NS (MNAME)	ns3.hostworld.dk
Responsible (RNAME)	service@lignum.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-15 07:11:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-08-22
Expires	2027-08-31 (317d)

🔗 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#

117ms

92ms

95ms

AAAA

95ms

TXT

328ms

CAA

103ms

HTTPS

95ms

TLSA

100ms

SOA

104ms

MTA-STS

72ms

DNSSEC

221ms

SRV

0ms

Total

1146ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 16:20:57	700ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-29 15:34:24	1437ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-26 15:58:18	696ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-04 04:12:58	876ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-01 16:52:15	1191ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-06 21:16:17	1287ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 09:09:50 shown	1146ms	2 NS 1 A 1 MX	🔓 Insecure