0x90.dk

📜 Historical scan 2026-09-23 21:22:17  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

0x90.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 12 November 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 138.201.126.116 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, 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   58ms
NameserverIP addressesPTRASN / 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   70ms
IPTTLPTRASNISP / OrgCIDRCountryCity
138.201.126.116 3600s horus.0x90.dk AS24940 Hetzner Online GmbH 138.201.0.0/16 🇩🇪 Germany Falkenstein

📧 MX Records#

2 records   44ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.protonmail.ch 176.119.200.128
185.205.70.128
185.70.42.128		 mail.protonmail.ch
mail.protonmail.ch
mail.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG
20 3600s mailsec.protonmail.ch 176.119.200.129
185.205.70.129
185.70.42.129		 mailsec.protonmail.ch
mailsec.protonmail.ch
mailsec.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG

🔷 AAAA Records (IPv6)#

1 records   59ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:4f8:172:29a5::2 3600s horus.0x90.dk AS24940 Hetzner Online GmbH 2a01:4f8:0:0:0:0:0:0/31 🇩🇪 Germany Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   179ms
TXT Record
protonmail-verification=e1551aafc222999924d0430fff3075ea94e683b5
v=spf1 include:_spf.protonmail.ch -all

✉️ SPF#

PolicyRecord (0x90.dk)
-all (hard fail) v=spf1 include:_spf.protonmail.ch -all

📨 DMARC#

PolicyRecord (_dmarc.0x90.dk)
p=reject v=DMARC1; p=reject; fo=1; rua=mailto:dmarc@0x90.dk

📬 MTA-STS#

207ms
CheckResult
Status🔒 Enforce
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modeenforce
Policy ID20251201141500
max_age2678400s
Policy MXmail.protonmail.ch, mailsec.protonmail.ch

📈 TLSRPT#

StatusReport address (rua)
✓ Enabled mailto:tls-report@0x90.dk

📜 CAA Records#

1 records   64ms
FlagsTagValue
0 issue letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 23:20:15
www CNAME0x90.dk (all on 0x90.dk)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

4 records   390ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

139ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026092009
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-16 16:34:07
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2007-11-12
Expires2030-11-30 (1505d)

🔗 Same registrant#

1 domain

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).

DomainRegistrar
baconsvin.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
58ms
A
70ms
MX
44ms
AAAA
59ms
TXT
179ms
CAA
64ms
HTTPS
57ms
TLSA
390ms
SOA
0ms
MTA-STS
207ms
DNSSEC
139ms
SRV
85ms
Total
1161ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 23:20:15 804ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-23 21:22:17 shown 1161ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-12 20:30:00 1469ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-16 07:02:15 17549ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-12 07:48:35 1234ms 2 NS 1 A 2 MX 🔒 Secure
2026-07-18 04:35:26 2420ms 2 NS 1 A 2 MX 🔒 Secure
2026-07-15 19:10:43 1215ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-25 03:26:28 687ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-23 00:51:12 1133ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-16 12:33:48 1658ms 2 NS 1 A 2 MX 🔒 Secure
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