skerra.dk

📜 Historical scan 2026-09-14 02:30:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skerra.dk is a .dk domain served by 2 nameservers (phoenix.ns.cloudflare.com, wesley.ns.cloudflare.com). It was registered on 6 February 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.90.35 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by c3jnhkozr.mx.service.one. The zone is not DNSSEC-signed, 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 112ms

Nameserver	IP addresses	PTR	ASN / ISP
phoenix.ns.cloudflare.com	108.162.194.201 162.159.38.201 172.64.34.201 2606:4700:50::a29f:26c9 2803:f800:50::6ca2:c2c9 2a06:98c1:50::ac40:22c9	phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
wesley.ns.cloudflare.com	108.162.193.246 172.64.33.246 173.245.59.246 2606:4700:58::adf5:3bf6 2803:f800:50::6ca2:c1f6 2a06:98c1:50::ac40:21f6	wesley.ns.cloudflare.com wesley.ns.cloudflare.com wesley.ns.cloudflare.com wesley.ns.cloudflare.com wesley.ns.cloudflare.com wesley.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 124ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.90.35	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.194.38	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	c3jnhkozr.mx.service.one	104.37.35.36 104.37.35.37 104.37.35.38 104.37.35.39	mx1.mailpod15-cph3.g1i.one.com mx2.mailpod15-cph3.g1i.one.com mx3.mailpod15-cph3.g1i.one.com mx4.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S AS51468 One.com A/S AS51468 One.com A/S AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

2 records 146ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:5a23	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:c226	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 128ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.90.35,172.67.194.38 ech=AEX+DQBBFAAgACD4mLAa2t6GxTt4QsocNDLIgQUtuBqUPSvLVxClAFzqFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:5a23,2606:4700:3035::ac43:c226

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-13 17:19:57

www	104.21.90.35 172.67.194.38 2606:4700:3032::6815:5a23 2606:4700:3035::ac43:c226 (AS13335) (address records, no CNAME)
www vs bare domain	Same network skerra.dk: 104.21.90.35 172.67.194.38 2606:4700:3032::6815:5a23 2606:4700:3035::ac43:c226 (AS13335) www.skerra.dk: 104.21.90.35 172.67.194.38 2606:4700:3032::6815:5a23 2606:4700:3035::ac43:c226 (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.skerra.dk	JLXUjQWsiDbMXR1nkLWibClPRNLfkljUEK7i2Pqqfr0
TXT	_acme-challenge.skerra.dk	qyrrFmNWcyCbMkkcDMOfygOtWkQaZvpBAFpKr2v1iN4

🔗 TLSA / DANE#

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

🔐 DNSSEC#

169ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414660881
Primary NS (MNAME)	phoenix.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 03:35:12

Field	Value
Registrar	ONE.COM A/S
Registered	2013-02-06
Expires	2027-02-28 (129d)

🔗 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#

112ms

124ms

74ms

AAAA

146ms

TXT

278ms

CAA

108ms

HTTPS

128ms

TLSA

683ms

SOA

0ms

MTA-STS

132ms

DNSSEC

169ms

SRV

133ms

Total

1742ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 17:19:57	889ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 01:02:52	2504ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-16 07:22:02	2217ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-14 02:30:28 shown	1742ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 06:06:19	2904ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 18:01:40	987ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-19 08:04:11	29376ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-16 09:24:26	3042ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-16 17:10:40	1207ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-03 19:42:05	9986ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 03:28:58	2405ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 20:57:12	2686ms	2 NS 2 A 1 MX	🔓 Insecure