circom.dk

📜 Historical scan 2026-08-26 17:52:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

circom.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 17 March 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.100 is hosted by team.blue Denmark A/S (AS48854) in Denmark. 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#

4 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.100	3600s	vm1176.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 114ms

TXT Record
MS=ms10537651

✉️ 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#

latest probe, not this scan · checked 2026-10-08 02:31:54

www	185.21.40.100 (AS48854) (address records, no CNAME)
www vs bare domain	Same network circom.dk: 185.21.40.100 (AS48854) www.circom.dk: 185.21.40.100 (AS48854)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

98ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2024043000
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-01 01:11:18

Field	Value
Registrar	Simply.com A/S
Registered	2003-03-17
Expires	2027-03-31 (165d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

37ms

62ms

AAAA

58ms

TXT

114ms

CAA

45ms

HTTPS

65ms

TLSA

88ms

SOA

0ms

MTA-STS

65ms

DNSSEC

98ms

SRV

76ms

Total

677ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 02:31:54	394ms	4 NS 1 A 0 MX	🔒 Secure
2026-10-01 01:01:26	1225ms	4 NS 1 A 0 MX	🔒 Secure
2026-09-28 00:28:45	372ms	4 NS 1 A 0 MX	🔒 Secure
2026-08-26 17:52:38 shown	677ms	4 NS 1 A 0 MX	🔒 Secure
2026-08-24 14:25:51	812ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-16 20:50:09	514ms	4 NS 1 A 0 MX	🔒 Secure