atheneum.dk

📜 Historical scan 2026-09-29 20:47:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

atheneum.dk is a .dk domain served by 2 nameservers (lee.ns.cloudflare.com, phoenix.ns.cloudflare.com). It was registered on 12 February 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.23.102 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by atheneum-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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#

2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
lee.ns.cloudflare.com	108.162.193.129 172.64.33.129 173.245.59.129 2606:4700:58::adf5:3b81 2803:f800:50::6ca2:c181 2a06:98c1:50::ac40:2181	lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
phoenix.ns.cloudflare.com	108.162.194.201 162.159.38.201 172.64.34.201 2606:4700:50::a29f:26c9 2803:f800:50::6ca2:c2c9 2a06:98c1:50::ac40:22c9	phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.23.102	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.210.120	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	atheneum-dk.mail.protection.outlook.com	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)#

2 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:d278	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:1766	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 42ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.23.102,172.67.210.120 ech=AEX+DQBByAAgACDkPIGbdvtH23IKJWkgQJjHKIVJ0qWWHM1aJxtba/6nFgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:d278,2606:4700:3032::6815:1766

🔌 SRV Records#

1 records 75ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 195ms

TXT Record
MS=ms22569307
v=spf1 ip4:192.38.111.162/28 include:spf.messagelabs.com include:bounce.peytz.dk include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (atheneum.dk)
-all (hard fail)	v=spf1 ip4:192.38.111.162/28 include:spf.messagelabs.com include:bounce.peytz.dk 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 2026-10-15 15:37:41

www	Exists, no address
www vs bare domain	www does not resolve atheneum.dk: 104.21.23.102 172.67.210.120 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.atheneum.dk: no address (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.atheneum.dk	LbwE9Cs5L3C6sfhbH3pBI4xaqi8ZCqOadeldBh4w14o
TXT	_acme-challenge.atheneum.dk	NwXHkBAx0KTry89mXP9VeE9SBKz-iCYSKd7pLCjORzk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

113ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

32ms

Field	Value
Serial	2416146376
Primary NS (MNAME)	lee.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 15:48:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-02-12
Expires	2027-05-31 (226d)

🔗 Same registrant#

12 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).

Domain	Registrar
academicbook.dk	Punktum dk A/S (direct)
akademisk-boghandel.dk	Punktum dk A/S (direct)
boglade.dk	Punktum dk A/S (direct)
erhvervsbogladen.dk	Punktum dk A/S (direct)
kommunikationsleksikon.dk	Punktum dk A/S (direct)
laerebogsprisen.dk	Punktum dk A/S (direct)
mediekommunikationsleksikon.dk	Punktum dk A/S (direct)
medieplanlaegning.dk	Punktum dk A/S (direct)
nfsv.dk	Punktum dk A/S (direct)
scribo.dk	Punktum dk A/S (direct)
slgrafik.dk	Punktum dk A/S (direct)
sllitteraturleksikon.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

45ms

35ms

AAAA

38ms

TXT

195ms

CAA

42ms

HTTPS

42ms

TLSA

837ms

SOA

32ms

MTA-STS

59ms

DNSSEC

113ms

SRV

75ms

Total

1766ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 15:37:41	2597ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-04 21:10:25	3764ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 20:52:47	2072ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 20:47:43 shown	1766ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-21 22:21:54	1611ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 10:26:09	842ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 21:29:46	2098ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-08 22:58:10	10731ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-02 05:06:41	1956ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-11 12:22:00	11546ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-01 01:10:51	1073ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 18:46:35	1821ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-22 07:16:33	1166ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 03:42:35	4746ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 13:47:16	781ms	2 NS 2 A 1 MX	🔓 Insecure