tt4.dk

Records from scan: 2026-09-30 19:16:19 · 1197ms total · last checked 2026-10-17 10:27 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tt4.dk is a .dk domain served by 3 nameservers (ns1.dns.services, ns2.dns.services, ns3.dns.services). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.131.238 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by tt4-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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#

3 records 33ms

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 ns2.dns.services	AS47527 DLX A/S AS47527 DLX A/S
ns3.dns.services	185.55.197.53	ns3.dns.services	AS60153 Inpadi ApS

🌍 A Records#

1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.131.238	3600s	forward01.dns.services	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tt4-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca09::20 2a01:111:f403:ca48::c 52.101.103.143 52.101.103.36 52.101.181.156 52.101.68.12	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 68ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 141ms

TXT Record
@MS=ms37754152
v=spf1 ip4:88.99.104.214 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (tt4.dk)
-all (hard fail)	v=spf1 ip4:88.99.104.214 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#

checked 2026-10-08 21:57:18

www	195.242.131.238 (AS62121) (address records, no CNAME)
www vs bare domain	Same network tt4.dk: 195.242.131.238 (AS62121) www.tt4.dk: 195.242.131.238 (AS62121)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

73ms

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

🏷️ SOA#

41ms

Field	Value
Serial	2022080732
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	post@dns.services
Refresh	10800s
Retry	3600s
Expire	1814400s
Minimum (neg-cache TTL)	7200s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

33ms

49ms

66ms

AAAA

50ms

TXT

141ms

CAA

54ms

HTTPS

47ms

TLSA

647ms

SOA

41ms

MTA-STS

70ms

DNSSEC

73ms

SRV

68ms

Total

1197ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 19:16:19 shown	1197ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-12 19:51:56	1557ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 00:50:34	1299ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:54:43	1919ms	3 NS 1 A 1 MX	🔒 Secure