kollegienet.dk

📜 Historical scan 2026-06-22 19:57:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kollegienet.dk is a .dk domain served by 7 nameservers (ns-1361.awsdns-42.org, ns-25.awsdns-03.com, ns-751.awsdns-29.net and 4 more). It was registered on 9 March 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.104.230.10 is hosted by Akamai Connected Cloud (AS63949) in Germany. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, publishes a 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#

7 records 97ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1361.awsdns-42.org	205.251.197.81 2600:9000:5305:5100::1	ns-1361.awsdns-42.org ns-1361.awsdns-42.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-25.awsdns-03.com	205.251.192.25 2600:9000:5300:1900::1	ns-25.awsdns-03.com ns-25.awsdns-03.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-751.awsdns-29.net	205.251.194.239 2600:9000:5302:ef00::1	ns-751.awsdns-29.net ns-751.awsdns-29.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns1-02.azure-dns.com	13.107.236.2 2603:1061:0:700::2	ns1-02.azure-dns.com ns1-02.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-02.azure-dns.net	150.171.21.2 2620:1ec:8ec:700::2	ns2-02.azure-dns.net ns2-02.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-02.azure-dns.org	204.14.183.2 2a01:111:4000:700::2	ns3-02.azure-dns.org ns3-02.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-02.azure-dns.info	208.84.5.2 2620:1ec:bda:700::2	ns4-02.azure-dns.info ns4-02.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.104.230.10	3600s	kollegienet.dk	AS63949	Akamai Connected Cloud	172.104.224.0/19	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

5 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c03::1b	rd-in-f27.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1b	lcbomp-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1b	tp-in-f26.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	108.177.125.26 2404:6800:400b:c01b::1a	tp-in-f26.1e100.net yunrtab-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	173.194.43.26 2404:6800:400b:c01b::1a	yudlsqd-in-f26.1e100.net yunrtab-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

1 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:7e01::f03c:91ff:feb9:5016	3600s	kollegienet.dk	AS63949	Akamai Connected Cloud	2a01:7e00:0:0:0:0:0:0/30	🇩🇪 Germany	Frankfurt am Main

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 255ms

TXT Record
fqyn7lzdnxk6sl4m1dj3pb0zp8sy29jl
google-site-verification=yU0e46bbCnIVLKY9M5_sqAT8a22O78eY3FWkIUUQAiw
v=spf1 include:_spf.google.com -all

✉️ SPF#

Policy	Record (kollegienet.dk)
-all (hard fail)	v=spf1 include:_spf.google.com -all

📨 DMARC#

Policy	Record (_dmarc.kollegienet.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@kollegienet.dk,mailto:kollegienet-d@dmarc.report-uri.com,mailto:re+uetx34h4fjl@dmarc.postmarkapp.com;

📬 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 03:38:03

www CNAME	kollegienet.github.io (all on github.io) → 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 2606:50c0:8000::153 2606:50c0:8001::153 2606:50c0:8002::153 2606:50c0:8003::153 (AS54113)
www vs bare domain	Same network kollegienet.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) www.kollegienet.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

79ms

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

🏷️ SOA#

62ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-751.awsdns-29.net
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-10 18:09:06

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-03-09
Expires	2027-03-31 (157d)

📋 WHOIS#

⏱️ Lookup Timing#

97ms

39ms

49ms

AAAA

45ms

TXT

255ms

CAA

75ms

HTTPS

63ms

TLSA

357ms

SOA

62ms

MTA-STS

69ms

DNSSEC

79ms

SRV

157ms

Total

1436ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 03:38:03	3206ms	7 NS 4 A 5 MX	🔓 Insecure
2026-09-30 12:45:05	3216ms	7 NS 1 A 5 MX	🔓 Insecure
2026-09-26 21:20:47	12549ms	7 NS 1 A 5 MX	🔓 Insecure
2026-09-04 18:52:04	3765ms	7 NS 1 A 5 MX	🔓 Insecure
2026-08-28 07:01:12	5405ms	7 NS 1 A 5 MX	🔓 Insecure
2026-06-28 14:20:33	4256ms	7 NS 1 A 5 MX	🔓 Insecure
2026-06-25 22:23:17	3413ms	7 NS 1 A 5 MX	🔓 Insecure
2026-06-22 19:57:50 shown	1436ms	7 NS 1 A 5 MX	🔓 Insecure
2026-06-21 02:32:11	969ms	7 NS 1 A 5 MX	🔓 Insecure
2026-06-17 13:03:00	3926ms	7 NS 1 A 5 MX	🔓 Insecure