cobs.dk

📜 Historical scan 2026-10-04 23:04:52  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cobs.dk is a .dk domain served by 2 nameservers (moura.ns.cloudflare.com, sureena.ns.cloudflare.com). It was registered on 10 May 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by route3.mx.cloudflare.net, route2.mx.cloudflare.net and 1 more. 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   27ms

🌍 A Records#

1 records   48ms
IPTTLPTRASNISP / OrgCIDRCountryCity
127.0.0.1 300s localhost — — — — —

📧 MX Records#

3 records   41ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscovercobs.dk → 127.0.0.1
🔶 Autoconfigcobs.dk → 127.0.0.1

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   159ms
TXT Record
google-site-verification=gJyazJVmLKr5pq50BVeffWXdAXMri0ZbmAhh1v1k_yI
v=spf1 include:_spf.google.com include:_spf.mx.cloudflare.net ~all

✉️ SPF#

PolicyRecord (cobs.dk)
~all (soft fail) v=spf1 include:_spf.google.com include:_spf.mx.cloudflare.net ~all

📨 DMARC#

PolicyRecord (_dmarc.cobs.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:dacebe2b2bcc4166af28ed83700c9b5b@dmarc-reports.cloudflare.net

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

11 records   31ms

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 04:23:21
www CNAMEcobs.dk (all on cobs.dk)
www vs bare domainSame network
cobs.dk: 127.0.0.1
www.cobs.dk: 127.0.0.1
WildcardYes: any name under the zone resolves
CDS / CDNSKEYDelete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.cobs.dk cobs.dk

🔗 TLSA / DANE#

9 records   55ms
Service / OwnerTypeCert association
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…

🔐 DNSSEC#

125ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

27ms
FieldValue
Serial2416597259
Primary NS (MNAME)moura.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-04 23:50:38
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2023-05-10
Expires2028-05-09 (570d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
27ms
A
48ms
MX
41ms
AAAA
28ms
TXT
159ms
CAA
31ms
HTTPS
39ms
TLSA
55ms
SOA
27ms
MTA-STS
49ms
DNSSEC
125ms
SRV
64ms
Total
1269ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-11 04:23:21 1377ms 2 NS 1 A 3 MX 🔓 Insecure
2026-10-04 23:04:52 shown 1269ms 2 NS 1 A 3 MX 🔓 Insecure
2026-09-18 07:19:50 1358ms 2 NS 1 A 3 MX 🔓 Insecure
2026-09-15 19:48:47 1456ms 2 NS 1 A 3 MX 🔓 Insecure
2026-09-14 13:21:37 2145ms 2 NS 1 A 3 MX 🔓 Insecure
2026-08-27 18:35:43 1187ms 2 NS 1 A 3 MX 🔓 Insecure
2026-08-25 11:11:02 1259ms 2 NS 1 A 3 MX 🔓 Insecure
2026-08-23 17:35:52 10181ms 2 NS 1 A 3 MX ❓ Unknown
2026-08-06 17:49:31 2125ms 2 NS 1 A 3 MX 🔓 Insecure
2026-07-31 03:25:51 17653ms 2 NS 1 A 3 MX 🔓 Insecure
2026-07-16 18:59:51 10710ms 2 NS 1 A 3 MX 🔓 Insecure
2026-07-08 18:11:57 2372ms 2 NS 1 A 3 MX 🔓 Insecure
2026-06-27 13:39:10 2896ms 2 NS 1 A 3 MX 🔓 Insecure
2026-06-25 09:52:02 4752ms 2 NS 1 A 3 MX 🔓 Insecure
2026-06-16 21:36:48 1274ms 2 NS 1 A 3 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone