algemester.dk

📜 Historical scan 2026-06-21 13:14:39 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

algemester.dk is a .dk domain served by 2 nameservers (ns1.dns.services, ns2.dns.services). It was registered on 3 April 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.221.124.125 is hosted by CoMaSys ApS (AS51377) in Denmark. Mail is handled by mail.algemester.dk. 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 29ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services 37.34-46.152.69.62.in-addr.arpa	AS47527 DLX A/S AS47527 DLX A/S

🌍 A Records#

1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.221.124.125	3600s	—	AS51377	CoMaSys ApS	193.221.124.0/24	🇩🇰 Denmark	—

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.algemester.dk	193.221.124.125	—	AS51377 CoMaSys ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 145ms

TXT Record
google-site-verification=fF8yuSW5PgbtDbOAvUqlLzxLkaCvVzdDLWYosO_RK4A
v=spf1 include:_spf.comasys.dk +a +mx -all

✉️ SPF#

Policy	Record (algemester.dk)
-all (hard fail)	v=spf1 include:_spf.comasys.dk +a +mx -all

📨 DMARC#

Policy	Record (_dmarc.algemester.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 06:43:36

www CNAME	algemester.dk (all on algemester.dk) → 193.221.124.125 (AS51377)
www vs bare domain	Same network algemester.dk: 193.221.124.125 (AS51377) www.algemester.dk: 193.221.124.125 (AS51377)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

80ms

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

🏷️ SOA#

77ms

Field	Value
Serial	2022101703
Primary NS (MNAME)	ns2.one.com
Responsible (RNAME)	info@kompletweb.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-15 07:08:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-04-03
Expires	2027-04-30 (194d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

29ms

46ms

45ms

AAAA

41ms

TXT

145ms

CAA

78ms

HTTPS

45ms

TLSA

72ms

SOA

77ms

MTA-STS

48ms

DNSSEC

80ms

SRV

107ms

Total

387ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 06:43:36	559ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-02 16:11:23	322ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-10 00:26:50	479ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-28 08:43:36	530ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 13:14:39 shown	387ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 13:23:09	2528ms	2 NS 1 A 1 MX	🔓 Insecure