blueoak.dk

📜 Historical scan 2026-10-03 23:15:36 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

blueoak.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 September 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.202.211.1 is hosted by Cloudflare London, LLC (AS209242) in United States. Mail is handled by aspmx.l.google.com. The zone is DNSSEC-signed and validates, has no 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#

2 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	600s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c02::1a 2a00:1450:4010:c02::1a 74.125.131.26	le-in-f26.1e100.net le-in-x1a.1e100.net lu-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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 2026-10-17 14:33:25

www	46.30.213.127 (AS51468) (address records, no CNAME)
www vs bare domain	Same network blueoak.dk: 46.30.213.99 2a02:2350:5:10b:801e:9a5a:e93c:a4cc (AS51468) www.blueoak.dk: 46.30.213.127 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

71ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2026100206
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-11 03:36:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-09-05
Expires	2027-09-30 (347d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

37ms

42ms

AAAA

37ms

TXT

148ms

CAA

40ms

HTTPS

35ms

TLSA

1009ms

SOA

35ms

MTA-STS

60ms

DNSSEC

71ms

SRV

68ms

Total

1380ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 14:33:24	1329ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-12 04:01:53	729ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-11 02:54:24	630ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-10 01:46:02	685ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 00:38:07	788ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-03 23:15:36 shown	1380ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 22:56:50	555ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-04 21:28:44	5631ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-13 20:53:13	2332ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-07 17:29:23	985ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-01 23:36:41	548ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 15:13:53	2575ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 15:12:48	1506ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 15:08:48	939ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 15:00:53	561ms	2 NS 2 A 1 MX	🔒 Secure