citytelecom.dk

📜 Historical scan 2026-08-27 07:34:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

citytelecom.dk is a .dk domain served by 2 nameservers (ns1.jth.net, ns4.jth.net). It was registered on 26 July 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. We saw it become registrar-handled on 15 October 2026, when it moved from direct registration at Punktum to dns.services ApS. Its website address 185.51.76.57 is hosted by Din Server Group ApS (AS215052) in Denmark. Mail is handled by mail.citytelecom.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.jth.net	212.237.178.27 2a06:4005:8003::2	smsnu.dk mail6.jth.net	AS204151 EWII Bredbaand A/S AS204151 EWII Bredbaand A/S
ns4.jth.net	2a06:4004:b026::1 87.104.241.106	ns4.jth.net ns4.jth.net	AS204151 EWII Bredbaand A/S AS204151 EWII Bredbaand A/S

🌍 A Records#

1 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.51.76.57	14400s	—	AS215052	Din Server Group ApS	185.51.76.0/24	🇩🇰 Denmark	Albertslund

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mail.citytelecom.dk	185.51.76.57	—	AS215052 Din Server Group ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	185.51.76.57
🔶 Autoconfig	185.51.76.57

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 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#

Policy	Record (_dmarc.citytelecom.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:postmaster@larting.dk; ruf=mailto:dal@larting.dk

📬 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 2026-10-15 12:14:55

www	NXDOMAIN
www vs bare domain	www does not resolve citytelecom.dk: 185.51.76.57 (AS215052) www.citytelecom.dk: no address (all like this)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9088ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2004091996
Primary NS (MNAME)	ns1.jth.net
Responsible (RNAME)	hostmaster@jth.net
Refresh	86400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	1s

📋 Registration#

WHOIS fetched 2026-10-15 12:42:15

Field	Value
Registrar	dns.services ApS
Registered	2004-07-26
Expires	2027-07-31 (278d)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

47ms

38ms

AAAA

51ms

TXT

493ms

CAA

57ms

HTTPS

47ms

TLSA

71ms

SOA

0ms

MTA-STS

104ms

DNSSEC

9088ms

SRV

115ms

Total

9562ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 12:14:55	549ms	5 NS 1 A 0 MX	🔓 Insecure
2026-08-27 07:34:35 shown	9562ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 15:58:12	630ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:10:51	1580ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:08:17	26950ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:07:39	467ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:01:14	1629ms	2 NS 1 A 1 MX	🔓 Insecure