archimedes.dk

📜 Historical scan 2026-06-16 13:38:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

archimedes.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was registered on 27 April 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.206 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by archimedes-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 92ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	—	—	—
ns2.scannet2.dk	—	—	—

🌍 A Records#

1 records 100ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.206	—	linux201.scannet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 116ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	archimedes-dk.mail.protection.outlook.com	52.101.68.18 52.101.68.27 52.101.73.153 52.101.73.8	mail-db4pr02cu00302.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 184ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.scannet.dk -all

✉️ SPF#

Policy	Record (archimedes.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.scannet.dk -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 2026-10-09 04:44:34

www	185.21.42.206 (AS48854) (address records, no CNAME)
www vs bare domain	Same network archimedes.dk: 185.21.42.206 (AS48854) www.archimedes.dk: 185.21.42.206 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

248ms

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

🏷️ SOA#

102ms

Field	Value
Serial	2020121600
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-11 09:01:39

Field	Value
Registrar	A/S SCANNET
Registered	2000-04-27
Expires	2027-06-30 (254d)

📋 WHOIS#

⏱️ Lookup Timing#

92ms

100ms

116ms

AAAA

109ms

TXT

184ms

CAA

95ms

HTTPS

94ms

TLSA

187ms

SOA

102ms

MTA-STS

2046ms

DNSSEC

248ms

SRV

0ms

Total

2694ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-04 10:59:04	1073ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 19:27:37	1011ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 20:39:24	1094ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 16:21:16	1184ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 13:38:15 shown	2694ms	2 NS 1 A 1 MX	🔒 Secure