teletjek.dk

Records from scan: 2026-09-28 00:53:13 · 868ms total · last checked 2026-10-18 06:43 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

teletjek.dk is a .dk domain served by 2 nameservers (ns01.danskinternet.dk, ns02.danskinternet.dk). It was registered on 22 March 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.238.244.47 is hosted by Akamai Connected Cloud (AS63949) in Sweden. Mail is handled by teletjek-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.danskinternet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns02.danskinternet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.238.244.47	3600s	172-238-244-47.ip.linodeusercontent.com	AS63949	Akamai Connected Cloud	172.236.0.0/14	🇸🇪 Sweden	Stockholm

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	teletjek-dk.mail.protection.outlook.com	—	—	—

📧 Autodiscover / Autoconfig#

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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 130ms

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

✉️ SPF#

Policy	Record (teletjek.dk)
-all (hard fail)	v=spf1 include:spf.danskinternet.dk include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.teletjek.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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#

checked 2026-10-08 02:53:46

www CNAME	ns00.danskinternet.dk (all on danskinternet.dk) → 172.238.244.47 (AS63949)
www vs bare domain	Same network teletjek.dk: 172.238.244.47 (AS63949) www.teletjek.dk: 172.238.244.47 (AS63949)
Wildcard	No
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: 7/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

74ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026090604
Primary NS (MNAME)	ns01.danskinternet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-10 05:39:56

Field	Value
Registrar	CURANET A/S
Registered	2020-03-22
Expires	2027-03-31 (163d)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

30ms

32ms

AAAA

26ms

TXT

130ms

CAA

37ms

HTTPS

36ms

TLSA

483ms

SOA

0ms

MTA-STS

48ms

DNSSEC

74ms

SRV

43ms

Total

868ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-28 00:53:13 shown	868ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-09 20:50:22	3954ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 00:11:51	1183ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 10:11:03	710ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 04:17:48	1369ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 22:39:35	3065ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 09:43:59	1158ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 14:33:36	1243ms	2 NS 1 A 1 MX	🔒 Secure