tjeknet.dk

📜 Historical scan 2026-06-21 03:23:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tjeknet.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 15 September 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.245.213.115 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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#

3 records 70ms

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

🌍 A Records#

1 records 77ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.245.213.115	3600s	static.115.213.245.188.clients.your-server.de	AS24940	Hetzner Online GmbH	188.245.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records#

5 records 89ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1a	lcfrai-in-f27.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	188.245.213.115
🔶 Autoconfig	188.245.213.115

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 457ms

TXT Record
google-site-verification=gfez_-fioFqxh8XRno9IF3uCN5oSomlLLK65FMEzzig
v=spf1 include:_spf.google.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (tjeknet.dk)
-all (hard fail)	v=spf1 include:_spf.google.com include:spf.simply.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 2026-10-13 01:00:43

www	188.245.213.115 (AS24940) (address records, no CNAME)
www vs bare domain	Same network tjeknet.dk: 188.245.213.115 (AS24940) www.tjeknet.dk: 188.245.213.115 (AS24940)
Wildcard	Yes: any name under the zone resolves
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

✍️ 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: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.tjeknet.dk	io_ztaocKF6QSkTjYjpD2vipInPTDh_XBEVDmQ7pJH8

🔗 TLSA / DANE#

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

🔐 DNSSEC#

202ms

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

🏷️ SOA#

74ms

Field	Value
Serial	2026050500
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 2026-10-13 01:22:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2025-09-15
Expires	2027-09-14 (329d)

📋 WHOIS#

⏱️ Lookup Timing#

70ms

77ms

89ms

AAAA

77ms

TXT

457ms

CAA

77ms

HTTPS

85ms

TLSA

188ms

SOA

74ms

MTA-STS

87ms

DNSSEC

202ms

SRV

139ms

Total

1442ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 01:00:43	930ms	3 NS 1 A 5 MX	🔒 Secure
2026-10-03 12:44:18	910ms	3 NS 1 A 5 MX	🔒 Secure
2026-09-18 19:42:05	952ms	3 NS 1 A 5 MX	🔒 Secure
2026-08-27 06:02:37	1329ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-26 02:23:17	1019ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-21 03:23:23 shown	1442ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-20 22:02:21	1182ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 20:03:04	3315ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-18 10:51:00	2831ms	3 NS 1 A 5 MX	🔒 Secure