comet.dk

📜 Historical scan 2026-09-13 17:32:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

comet.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.154.245.205 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by comet-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 34ms

Nameserver	IP addresses	PTR	ASN / 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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.154.245.205	43200s	ip217-154-245-205.pbiaas.com	AS8560	IONOS SE	217.154.244.0/23	🇩🇪 Germany	—

📧 MX Records#

1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	comet-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca3c::8 2a01:111:f403:ca48::10 2a01:111:f403:ca48::a 52.101.185.21 52.101.68.16 52.101.68.21 52.101.73.153	mail-du0pr03cu00102.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

7 records 140ms

TXT Record
atlassian-domain-verification=NuzsPKbJ3yF+cKRvGCFrf6cciLlmO1HG1nxsEmFvN3TouynbWE4xyWc34AhMU4PU
comet-dk.azurewebsites.net
google-site-verification=-ZZWOvZa0--zc3YL3ezgRp3UUHU1frjpekdw3EwCUSo
MS=ms18485583
MS=ms33377374
TVC-15G-YYZ
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (comet.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 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#

latest probe, not this scan · checked 2026-10-13 07:00:18

www	217.154.245.205 (AS8560) (address records, no CNAME)
www vs bare domain	Same network comet.dk: 217.154.245.205 (AS8560) www.comet.dk: 217.154.245.205 (AS8560)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

63ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026032501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

34ms

41ms

42ms

AAAA

42ms

TXT

140ms

CAA

42ms

HTTPS

47ms

TLSA

173ms

SOA

0ms

MTA-STS

52ms

DNSSEC

63ms

SRV

50ms

Total

639ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 04:31:32	1939ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-13 17:32:16 shown	639ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 09:31:18	1313ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 09:34:52	778ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 02:53:52	1082ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 13:41:45	1113ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 19:12:06	906ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 21:51:28	735ms	2 NS 1 A 1 MX	🔒 Secure