cyf.dk

📜 Historical scan 2026-06-20 02:43:00  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cyf.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 17 November 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.39 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com and 2 more. 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   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   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.215.39 3600s webcluster2.webpod15-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod10-cph3.one.com 104.37.34.70 mx1.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod10-cph3.one.com 104.37.34.71 mx2.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod10-cph3.one.com 104.37.34.72 mx3.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod10-cph3.one.com 104.37.34.73 mx4.pub.mailpod10-cph3.one.com AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover46.30.215.39
🔶 Autoconfig46.30.215.39

🔷 AAAA Records (IPv6)#

1 records   57ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10e:8039:b93a:9135:f0ab 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#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

PolicyRecord (_dmarc.cyf.dk)
p=none (monitor only) v=DMARC1; p=none;

📬 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 2026-10-09 12:26:51
www46.30.215.10 2a02:2350:5:10e:54:2192:c370:f9f9 (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#

4 records   351ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 411611ECE6466645A9E53512398A692D…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 411611ECE6466645A9E53512398A692D…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 411611ECE6466645A9E53512398A692D…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 411611ECE6466645A9E53512398A692D…

🔐 DNSSEC#

1359ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

43ms
FieldValue
Serial2026060601
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-05 19:51:33
FieldValue
RegistrarONE.COM A/S
Registered1998-11-17
Expires2026-12-31 (74d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
41ms
A
47ms
MX
39ms
AAAA
57ms
TXT
338ms
CAA
41ms
HTTPS
34ms
TLSA
351ms
SOA
43ms
MTA-STS
178ms
DNSSEC
1359ms
SRV
140ms
Total
2039ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 12:26:51 445ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-05 19:26:23 2021ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-07 09:49:33 609ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-04 04:06:16 577ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 09:13:21 784ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-06 08:39:17 954ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-16 00:02:48 6822ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-06 06:25:04 1029ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-04 21:32:07 1599ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-01 02:49:24 748ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-27 17:22:37 1683ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 17:18:48 2334ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-20 02:43:00 shown 2039ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-16 23:26:09 785ms 2 NS 1 A 4 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone