thirtyeight.dk

📜 Historical scan 2026-08-18 06:24:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

thirtyeight.dk is a .dk domain served by 2 nameservers (kia.ns.cloudflare.com, malcolm.ns.cloudflare.com). It was registered on 15 April 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.88.231 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, has no 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 192ms

Nameserver	IP addresses	PTR	ASN / ISP
kia.ns.cloudflare.com	108.162.192.179 172.64.32.179 173.245.58.179 2606:4700:50::adf5:3ab3 2803:f800:50::6ca2:c0b3 2a06:98c1:50::ac40:20b3	kia.ns.cloudflare.com kia.ns.cloudflare.com kia.ns.cloudflare.com kia.ns.cloudflare.com kia.ns.cloudflare.com kia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
malcolm.ns.cloudflare.com	108.162.195.81 162.159.44.81 172.64.35.81 2606:4700:58::a29f:2c51 2803:f800:50::6ca2:c351 2a06:98c1:50::ac40:2351	malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 210ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.88.231	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.153.162	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

7 records 204ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1a	lcfrai-in-f27.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx4.googlemail.com	192.178.211.26 2404:6800:4000:1025::1b	lcbomp-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx5.googlemail.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.88.231
🔶 Autoconfig	172.67.153.162

🔷 AAAA Records (IPv6)#

2 records 209ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:58e7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:99a2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 209ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.88.231,172.67.153.162 ech=AEX+DQBBmQAgACB2GZ5uxnmn5wpEYHNb6Dg+G0plJxLT8m6AB28jtsa1cwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:58e7,2606:4700:3035::ac43:99a2

📝 TXT Records#

1 records 461ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (thirtyeight.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~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 2026-10-17 08:14:46

www	104.21.88.231 172.67.153.162 2606:4700:3035::6815:58e7 2606:4700:3035::ac43:99a2 (AS13335) (address records, no CNAME)
www vs bare domain	Same network thirtyeight.dk: 104.21.88.231 172.67.153.162 2606:4700:3035::6815:58e7 2606:4700:3035::ac43:99a2 (AS13335) www.thirtyeight.dk: 104.21.88.231 172.67.153.162 2606:4700:3035::6815:58e7 2606:4700:3035::ac43:99a2 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.thirtyeight.dk	4EghYVHq_t2o_hGQ3exIT626rYEvuoAx0w8yEsju0K8
TXT	_acme-challenge.thirtyeight.dk	8ahhOoCAieNgoSIdg9Hb2NY3CNiC2dDTDKrofjZoask

🔗 TLSA / DANE#

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

🔐 DNSSEC#

304ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412494883
Primary NS (MNAME)	kia.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 08:40:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-04-15
Expires	2027-04-30 (192d)

🔗 Same registrant#

4 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
activeart.dk	Punktum dk A/S (direct)
furnish.dk	Punktum dk A/S (direct)
kimconsult.dk	Punktum dk A/S (direct)
negative.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

192ms

210ms

204ms

AAAA

209ms

TXT

461ms

CAA

176ms

HTTPS

209ms

TLSA

598ms

SOA

0ms

MTA-STS

236ms

DNSSEC

304ms

SRV

252ms

Total

6499ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 08:14:46	2773ms	2 NS 2 A 7 MX	🔒 Secure
2026-10-16 07:52:19	1521ms	2 NS 2 A 7 MX	🔒 Secure
2026-09-29 18:06:28	770ms	2 NS 2 A 7 MX	🔒 Secure
2026-09-24 20:14:58	1017ms	2 NS 2 A 7 MX	🔒 Secure
2026-09-07 05:30:51	2997ms	2 NS 2 A 7 MX	🔒 Secure
2026-08-19 07:41:56	37461ms	2 NS 2 A 7 MX	🔒 Secure
2026-08-18 06:24:41 shown	6499ms	2 NS 2 A 7 MX	🔒 Secure
2026-08-10 00:37:04	2361ms	2 NS 2 A 7 MX	🔒 Secure
2026-07-15 00:44:49	1934ms	2 NS 2 A 7 MX	🔒 Secure
2026-06-23 06:00:16	1217ms	2 NS 2 A 7 MX	🔒 Secure
2026-06-21 09:05:27	1634ms	2 NS 2 A 7 MX	🔒 Secure
2026-06-17 15:17:58	1453ms	2 NS 2 A 7 MX	🔓 Insecure