rt35.dk

Records from scan: 2026-10-14 01:59:42  ·  1535ms total  ·  last checked 2026-10-17 05:35 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rt35.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 April 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.161 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by rt35.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   78ms
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   80ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.240.161 3600s webcluster34.webpod11-cph3.one.com AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen

📧 MX Records#

1 records   114ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s rt35.dk 2a02:2350:5:102:8009:5215:224d:3a5f
77.111.240.161		 —
webcluster34.webpod11-cph3.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverrt35.dk → 77.111.240.161
🔶 Autoconfigrt35.dk → 77.111.240.161

🔷 AAAA Records (IPv6)#

1 records   96ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:102:8009:5215:224d:3a5f 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#

✗ 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#

checked 2026-10-14 01:59:42
wwwExists, no address
www vs bare domainwww does not resolve (all like this)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

184ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

54ms
FieldValue
Serial2026101301
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-14 10:15:25
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2012-04-11
Expires2027-04-30 (194d)

🔗 Same registrant#

3 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
cthaarup.dkPunktum dk A/S (direct)
høeg.dkPunktum dk A/S (direct)
lm2024.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
78ms
A
80ms
MX
114ms
AAAA
96ms
TXT
327ms
CAA
82ms
HTTPS
85ms
TLSA
154ms
SOA
54ms
MTA-STS
124ms
DNSSEC
184ms
SRV
120ms
Total
1535ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 01:59:42 shown 1535ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-22 09:22:51 2619ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-15 11:27:30 960ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-27 05:53:18 742ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-24 21:34:03 963ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-05 04:57:21 6554ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-17 22:59:16 1125ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-02 00:28:04 982ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-28 02:43:09 1380ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-25 10:29:16 872ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-17 22:34:34 944ms 2 NS 1 A 1 MX 🔒 Secure
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