5l.dk

📜 Historical scan 2026-08-05 21:54:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

5l.dk is a .dk domain served by 2 nameservers (chan.ns.cloudflare.com, grant.ns.cloudflare.com). It was registered on 28 March 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 138.2.135.135 is hosted by Oracle Corporation (AS31898) in Germany. Mail is handled by mail.5l.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 30ms

Nameserver	IP addresses	PTR	ASN / ISP
chan.ns.cloudflare.com	108.162.192.82 172.64.32.82 173.245.58.82 2606:4700:50::adf5:3a52 2803:f800:50::6ca2:c052 2a06:98c1:50::ac40:2052	chan.ns.cloudflare.com chan.ns.cloudflare.com chan.ns.cloudflare.com chan.ns.cloudflare.com chan.ns.cloudflare.com chan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
grant.ns.cloudflare.com	108.162.195.130 162.159.44.130 172.64.35.130 2606:4700:58::a29f:2c82 2803:f800:50::6ca2:c382 2a06:98c1:50::ac40:2382	grant.ns.cloudflare.com grant.ns.cloudflare.com grant.ns.cloudflare.com grant.ns.cloudflare.com grant.ns.cloudflare.com grant.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
138.2.135.135	300s	—	AS31898	Oracle Corporation	138.2.128.0/18	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.5l.dk	138.2.179.88	mail.326486.xyz	AS31898 Oracle Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mail.5l.dk → 138.2.179.88
🔶 Autoconfig	mail.5l.dk → 138.2.179.88

🔷 AAAA Records (IPv6)#

1 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2603:c020:8010:9c69:d6a4:3a53:ec7b:9f88	300s	—	AS31898	Oracle Corporation	2603:c020:8000:0:0:0:0:0/35	🇩🇪 Germany	Frankfurt am Main

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 223ms

TXT Record
v=spf1 a mx ip4:138.2.179.88 -all

✉️ SPF#

Policy	Record (5l.dk)
-all (hard fail)	v=spf1 a mx ip4:138.2.179.88 -all

📨 DMARC#

Policy	Record (_dmarc.5l.dk)
p=reject	v=DMARC1;p=reject;rua=mailto:ff81e79c96d34ffca0c3ba9d13a941b4@dmarc-reports.cloudflare.net,mailto:postmaster@5l.dk;ruf=mailto:ff81e79c96d34ffca0c3ba9d13a941b4@dmarc-reports.cloudflare.net;fo=1;

📬 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 2026-10-16 18:09:51

www	138.2.135.135 2603:c020:8010:9c69:d6a4:3a53:ec7b:9f88 (AS31898) (address records, no CNAME)
www vs bare domain	Same network 5l.dk: 138.2.135.135 2603:c020:8010:9c69:d6a4:3a53:ec7b:9f88 (AS31898) www.5l.dk: 138.2.135.135 2603:c020:8010:9c69:d6a4:3a53:ec7b:9f88 (AS31898)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 2 CDS, 1 CDNSKEY

🔎 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#

131ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2411252430
Primary NS (MNAME)	chan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 22:37:17

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2025-03-28
Expires	2027-03-27 (161d)

🔗 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#

30ms

38ms

34ms

AAAA

31ms

TXT

223ms

CAA

47ms

HTTPS

37ms

TLSA

133ms

SOA

0ms

MTA-STS

96ms

DNSSEC

131ms

SRV

82ms

Total

1080ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 18:09:50	2247ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 23:59:14	2717ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-06 20:34:48	4994ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 18:08:29	1025ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 18:02:00	911ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 20:43:44	827ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 20:35:27	831ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 20:22:41	853ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-18 22:02:34	833ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-04 22:10:02	1360ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-02 21:32:04	6612ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-28 11:21:26	660ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 09:57:13	865ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-25 13:59:25	615ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-24 13:19:16	1221ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-13 19:23:00	909ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-05 21:54:27 shown	1080ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-17 07:59:50	9966ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-11 21:19:16	986ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-06 23:19:28	17499ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-26 21:23:43	2490ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 18:47:23	933ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-20 20:14:34	1275ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 12:45:00	707ms	2 NS 1 A 1 MX	🔓 Insecure