tstoff.dk DNS records

🖥️ Nameservers2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
rayden.ns.cloudflare.com	108.162.195.163 162.159.44.163 172.64.35.163 2606:4700:58::a29f:2ca3 2803:f800:50::6ca2:c3a3 2a06:98c1:50::ac40:23a3	rayden.ns.cloudflare.com rayden.ns.cloudflare.com rayden.ns.cloudflare.com rayden.ns.cloudflare.com rayden.ns.cloudflare.com rayden.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sasha.ns.cloudflare.com	108.162.194.69 162.159.38.69 172.64.34.69 2606:4700:50::a29f:2645 2803:f800:50::6ca2:c245 2a06:98c1:50::ac40:2245	sasha.ns.cloudflare.com sasha.ns.cloudflare.com sasha.ns.cloudflare.com sasha.ns.cloudflare.com sasha.ns.cloudflare.com sasha.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 58ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tstoff-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::6 2a01:111:f403:ca04::9 2a01:111:f403:ca09::28 52.101.103.140 52.101.73.11 52.101.73.22 52.101.73.8	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 81ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 207ms

TXT Record
MS=ms90279325
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.tstoff.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:6fcbcc7d58654f5f89be0d0d5ef5b552@dmarc-reports.cloudflare.net

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC88ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2412800929
Primary NS (MNAME)	rayden.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

54ms

MX

58ms

AAAA

54ms

TXT

207ms

CAA

34ms

HTTPS

47ms

TLSA

371ms

SOA

0ms

MTA-STS

59ms

DNSSEC

88ms

SRV

81ms

Total

968ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 01:13:34	968ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-22 03:58:16	8142ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-10 07:38:24	2084ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-29 18:09:42	1657ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-20 13:37:22	1873ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-04 21:55:36	4224ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-21 22:58:52	854ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-18 02:44:45	2876ms	2 NS 0 A 1 MX	🔒 Secure	View