filterteknik.dk DNS records

🖥️ Nameservers2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
sandra.ns.cloudflare.com	108.162.194.34 162.159.38.34 172.64.34.34 2606:4700:50::a29f:2622 2803:f800:50::6ca2:c222 2a06:98c1:50::ac40:2222	sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
trevor.ns.cloudflare.com	108.162.195.154 162.159.44.154 172.64.35.154 2606:4700:58::a29f:2c9a 2803:f800:50::6ca2:c39a 2a06:98c1:50::ac40:239a	trevor.ns.cloudflare.com trevor.ns.cloudflare.com trevor.ns.cloudflare.com trevor.ns.cloudflare.com trevor.ns.cloudflare.com trevor.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 23ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.94.173	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.138.210	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	filterteknik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09::26 2a01:111:f403:ca09::a 2a01:111:f403:ca09::e 52.101.68.16 52.101.68.25 52.101.73.16 52.101.73.6	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.8

🔷 AAAA Records (IPv6)2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:8ad2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:5ead	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 32ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.94.173,172.67.138.210 ech=AEX+DQBB/gAgACBj3ZQaazmR4RDKgbRkFbDDCXC7k/q2zBXwpGrN2qG/LQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ad2,2606:4700:3035::6815:5ead

🔌 SRV Records1 records 84ms

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

📝 TXT Records3 records 140ms

TXT Record
MS=ms22372840
tmes=1167399b8281b6997c3e65a70ecbecb8
v=spf1 include:spf.protection.outlook.com include:_spf.synotio.se ~all

✉️ SPF

Policy	Record (filterteknik.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:_spf.synotio.se ~all

📨 DMARC

Policy	Record (_dmarc.filterteknik.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc@filterteknik.dk; adkim=s; aspf=s; fo=1

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records10 records 23ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🔗 TLSA / DANE

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

🔐 DNSSEC96ms

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

🏷️ SOA0ms

Field	Value
Serial	2413507853
Primary NS (MNAME)	sandra.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

32ms

A

23ms

MX

30ms

AAAA

33ms

TXT

140ms

CAA

23ms

HTTPS

32ms

TLSA

458ms

SOA

0ms

MTA-STS

47ms

DNSSEC

96ms

SRV

84ms

Total

1326ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 17:29:23	1326ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-29 13:09:58	2799ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-17 16:32:07	5598ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-22 01:00:55	1954ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 00:34:53	1121ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 23:34:57	2465ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 06:25:13	1100ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 22:52:10	883ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 22:23:09	2445ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 11:22:39	1101ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 10:08:57	1261ms	2 NS 2 A 1 MX	🔓 Insecure	View