ostblocktref.dk

📜 Historical scan 2026-06-28 14:58:45  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ostblocktref.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.239 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com and 2 more. The zone is not DNSSEC-signed, 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   41ms
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   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.215.239 3600s webcluster2.webpod18-cph3.g1i.one AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   45ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.mailpod15-cph3.g1i.one.com 104.37.35.36 mx1.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx2.mailpod15-cph3.g1i.one.com 104.37.35.37 mx2.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx3.mailpod15-cph3.g1i.one.com 104.37.35.38 mx3.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx4.mailpod15-cph3.g1i.one.com 104.37.35.39 mx4.mailpod15-cph3.g1i.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   49ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:108:807d:3d1f:3292:6423 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   184ms
TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

PolicyRecord (ostblocktref.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all

📨 DMARC#

PolicyRecord (_dmarc.ostblocktref.dk)
p=reject v=DMARC1; p=reject

📬 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 2026-10-21 03:32:04
www46.30.215.239 2a02:2350:5:108:807d:3d1f:3292:6423 (AS51468) (address records, no CNAME)
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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records   67ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 DB00CDA1DB82CC93CBF96D7D5806F329…
SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 DB00CDA1DB82CC93CBF96D7D5806F329…
SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 DB00CDA1DB82CC93CBF96D7D5806F329…
SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 DB00CDA1DB82CC93CBF96D7D5806F329…

🔐 DNSSEC#

56ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

29ms
FieldValue
Serial2026061801
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-12 14:04:05
FieldValue
RegistrarONE.COM A/S
Registered2026-04-26
Expires2027-04-25 (185d)

🔗 Same registrant#

2 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).

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

⏱️ Lookup Timing#

NS
41ms
A
36ms
MX
45ms
AAAA
49ms
TXT
184ms
CAA
30ms
HTTPS
34ms
TLSA
67ms
SOA
29ms
MTA-STS
45ms
DNSSEC
56ms
SRV
55ms
Total
707ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 03:32:04 503ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-20 01:08:57 2159ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-16 22:05:56 1568ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-04 12:22:19 880ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-24 11:17:23 9570ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-14 17:11:54 913ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-04 00:28:50 585ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-14 16:17:49 5086ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-02 15:58:55 1429ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-16 23:52:51 1634ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-01 12:49:42 577ms 2 NS 1 A 4 MX 🔓 Insecure
2026-06-28 14:58:45 shown 707ms 2 NS 1 A 4 MX 🔓 Insecure
2026-06-27 16:39:27 668ms 2 NS 1 A 4 MX 🔓 Insecure
2026-06-21 13:40:12 599ms 2 NS 1 A 4 MX 🔓 Insecure
2026-06-19 09:31:11 980ms 2 NS 1 A 4 MX 🔓 Insecure
2026-06-18 03:51:19 986ms 2 NS 1 A 4 MX 🔓 Insecure
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