topic.dk

📜 Historical scan 2026-08-09 22:11:16  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

topic.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 15 April 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.126 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by topic.dk. 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#

3 records   79ms
NameserverIP addressesPTRASN / ISP
ns5.chosting.dk 167.235.66.236
2a01:4f8:1c1e:d097::1		 ns5.chosting.dk
ns5.chosting.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns6.chosting.dk 2001:41d0:305:2100::80e9
51.91.57.33		 ns6.chosting.dk
ns6.chosting.dk		 AS16276 OVH SAS
AS16276 OVH SAS
ns7.chosting.dk 178.20.220.33 ns7.chosting.dk AS21060 Atea A/S

🌍 A Records#

1 records   65ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.20.216.126 3600s server16.chosting.dk AS21060 Atea A/S 178.20.216.0/23 🇩🇰 Denmark —

📧 MX Records#

1 records   85ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s topic.dk 178.20.216.126
2a01:7cc0:101:ffff::1:10		 server16.chosting.dk
server16.chosting.dk		 AS21060 Atea A/S
AS21060 Atea A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover178.20.216.126
🔶 Autoconfig178.20.216.126

🔷 AAAA Records (IPv6)#

1 records   100ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:7cc0:101:ffff::1:10 3600s server16.chosting.dk AS21060 Atea A/S 2a01:7cc0:100:0:0:0:0:0/40 🇩🇰 Denmark —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   8051ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   358ms
TXT Record
v=spf1 ip4:178.20.216.126 include:spf.chosting.dk ip4:178.20.216.5 +a +mx +ip4:91.215.163.249 +ip4:91.215.162.149 ~all

✉️ SPF#

PolicyRecord (topic.dk)
~all (soft fail) v=spf1 ip4:178.20.216.126 include:spf.chosting.dk ip4:178.20.216.5 +a +mx +ip4:91.215.163.249 +ip4:91.215.162.149 ~all

📨 DMARC#

PolicyRecord (_dmarc.topic.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 2026-10-17 11:54:40
www CNAMEtopic.dk (all on topic.dk)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.topic.dk sSh7fzYH6wXkIiANHt2ontlvq9aG5Un34pExbEo7j8o

🔗 TLSA / DANE#

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

🔐 DNSSEC#

152ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026080906
Primary NS (MNAME)ns5.chosting.dk
Responsible (RNAME)logs@chosting.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-13 08:32:51
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1997-04-15
Expires2027-06-30 (255d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
79ms
A
65ms
MX
85ms
AAAA
100ms
TXT
358ms
CAA
63ms
HTTPS
77ms
TLSA
330ms
SOA
0ms
MTA-STS
103ms
DNSSEC
152ms
SRV
8051ms
Total
9048ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 11:54:40 1631ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-16 11:04:20 646ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-15 10:16:14 1462ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-14 09:23:46 594ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-13 08:18:29 668ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-12 01:28:59 2191ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-11 01:18:00 2154ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-09 19:41:14 805ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-08 11:51:04 3018ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-07 11:41:51 2290ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-06 09:53:51 684ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-05 09:20:31 1215ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-04 09:08:39 628ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-03 09:08:07 547ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-02 09:07:16 1545ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-01 09:04:40 796ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-30 08:54:59 2952ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-29 08:39:47 1628ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-28 07:59:00 1214ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-27 07:35:32 1591ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-26 07:05:13 859ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-25 06:52:57 978ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-24 06:36:06 1230ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-20 19:33:23 784ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-13 16:40:40 1254ms 3 NS 1 A 1 MX 🔓 Insecure
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