linuxbog.dk

📜 Historical scan 2026-09-30 18:35:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

linuxbog.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 139.162.133.239 is hosted by Akamai Connected Cloud (AS63949) in Germany. Mail is handled by mx.petertoft.dk. The zone is DNSSEC-signed and validates, publishes a 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 30ms

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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
139.162.133.239	600s	schou.dk	AS63949	Akamai Connected Cloud	139.162.0.0/16	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mx.petertoft.dk	95.179.190.117	mx.petertoft.dk	AS20473 The Constant Company, LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 156ms

TXT Record
v=spf1 a mx ip4:95.179.190.117 ~all

✉️ SPF#

Policy	Record (linuxbog.dk)
~all (soft fail)	v=spf1 a mx ip4:95.179.190.117 ~all

📨 DMARC#

Policy	Record (_dmarc.linuxbog.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:pto@linuxbog.dk; ruf=mailto:peter.toft@gmail.com

📬 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 2026-10-11 07:16:24

www	139.162.133.239 (AS63949) (address records, no CNAME)
www vs bare domain	Same network linuxbog.dk: 139.162.133.239 (AS63949) www.linuxbog.dk: 139.162.133.239 (AS63949)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	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#

62ms

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

🏷️ SOA#

33ms

Field	Value
Serial	2026092001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

30ms

47ms

38ms

AAAA

40ms

TXT

156ms

CAA

34ms

HTTPS

54ms

TLSA

75ms

SOA

33ms

MTA-STS

46ms

DNSSEC

62ms

SRV

58ms

Total

2252ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 18:53:56	766ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 18:35:11 shown	2252ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 18:25:07	637ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 18:15:02	2031ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 08:50:58	790ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-02 22:43:50	901ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 11:01:12	1454ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 19:32:11	959ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 21:54:19	2825ms	2 NS 1 A 1 MX	🔒 Secure