to4.dk

📜 Historical scan 2026-06-17 13:22:27  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

to4.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 June 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.151 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod5-cph3.one.com, mx2.pub.mailpod5-cph3.one.com and 1 more. The zone is DNSSEC-signed and validates, 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   95ms
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   149ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.213.151 — webcluster1.webpod14-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

3 records   82ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx1.pub.mailpod5-cph3.one.com 185.164.14.54 mx1.pub.mailpod5-cph3.one.com AS51468 One.com A/S
10 — mx2.pub.mailpod5-cph3.one.com 185.164.14.55 mx2.pub.mailpod5-cph3.one.com AS51468 One.com A/S
10 — mx3.pub.mailpod5-cph3.one.com 185.164.14.56 mx3.pub.mailpod5-cph3.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   36ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10c:b8:9d16:ff59:e9d2 — — 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#

📝
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 2026-10-20 04:48:43
www46.30.213.151 2a02:2350:5:10c:b8:9d16:ff59:e9d2 (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

🔗 TLSA / DANE#

3 records   199ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 D8DFA3FF2BFC8029FC54CAE58297D988…
SMTP _25._tcp.mx2.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 D8DFA3FF2BFC8029FC54CAE58297D988…
SMTP _25._tcp.mx3.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 D8DFA3FF2BFC8029FC54CAE58297D988…

🔐 DNSSEC#

302ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

262ms
FieldValue
Serial2026061301
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-19 03:32:48
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2013-06-27
Expires2027-06-30 (252d)

🔗 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
baneprojekt.dkONE.COM A/S
blakchristensen.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
95ms
A
149ms
MX
82ms
AAAA
36ms
TXT
319ms
CAA
164ms
HTTPS
153ms
TLSA
199ms
SOA
262ms
MTA-STS
68ms
DNSSEC
302ms
SRV
0ms
Total
2503ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-20 04:48:43 904ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-19 03:14:02 1406ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-18 02:09:47 1447ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-17 01:22:50 1008ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-02 10:19:18 430ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-25 19:48:58 611ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-22 05:33:20 697ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-03 21:21:23 759ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 22:48:31 784ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 08:47:24 606ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-22 17:54:16 5324ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-18 15:58:07 933ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-17 08:51:47 926ms 2 NS 1 A 3 MX 🔒 Secure
2026-07-23 01:22:40 8660ms 2 NS 1 A 3 MX 🔒 Secure
2026-06-24 00:16:37 753ms 2 NS 1 A 3 MX 🔒 Secure
2026-06-18 21:12:06 3154ms 2 NS 1 A 3 MX 🔒 Secure
2026-06-17 13:22:27 shown 2503ms 2 NS 1 A 3 MX 🔒 Secure
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