duoline.dk DNS records

🖥️ Nameservers2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
dimitris.ns.cloudflare.com	108.162.195.6 162.159.44.6 172.64.35.6 2606:4700:58::a29f:2c06 2803:f800:50::6ca2:c306 2a06:98c1:50::ac40:2306	dimitris.ns.cloudflare.com dimitris.ns.cloudflare.com dimitris.ns.cloudflare.com dimitris.ns.cloudflare.com dimitris.ns.cloudflare.com dimitris.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ursula.ns.cloudflare.com	108.162.194.191 162.159.38.191 172.64.34.191 2606:4700:50::a29f:26bf 2803:f800:50::6ca2:c2bf 2a06:98c1:50::ac40:22bf	ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.11.197	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.150.60	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	duoline.dk.mail.protection.outlook.com	—	—	—
10	300s	duoline-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca09::28 2a01:111:f403:ca09::7 2a01:111:f403:ca09::e 52.101.103.137 52.101.68.16 52.101.73.12 52.101.73.126	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am8pr83cu00106.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	104.21.11.197
🔶 Autoconfig	104.21.11.197

🔷 AAAA Records (IPv6)2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:963c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:bc5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 40ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.11.197,172.67.150.60 ech=AEX+DQBBggAgACDFx+1Fj4/4IIl1FBQvYf4wnyCrdT6XJ/OTUMpbsfavLwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:963c,2606:4700:3034::6815:bc5

📝 TXT Records5 records 306ms

TXT Record
anthropic-domain-verification-327jwh=gxGklHYFeT8OS0ECN12rFgmPx
facebook-domain-verification=ijuxmezh8ic169cb1dlh7991pwvosz
google-site-verification=b5eqOASjHy-UNz_9OTzBo8FUD_YlAWY44UiSNfcPIrs
MS=ms12901953
v=spf1 include:spf.protection.outlook.com ip4:93.191.156.43/32 include:servers.mcsv.net include:dedicated.mysmtp.com -all

✉️ SPF

Policy	Record (duoline.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:93.191.156.43/32 include:servers.mcsv.net include:dedicated.mysmtp.com -all

📨 DMARC

Policy	Record (_dmarc.duoline.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; rua=mailto:abuse@duoline.dk; ruf=mailto:abuse@duoline.dk; fo=0; pct=100; ri=86400

📬 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)

🔐 DNSSEC92ms

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	2413062939
Primary NS (MNAME)	dimitris.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

52ms

A

59ms

MX

59ms

AAAA

45ms

TXT

306ms

CAA

60ms

HTTPS

40ms

TLSA

662ms

SOA

0ms

MTA-STS

102ms

DNSSEC

92ms

SRV

96ms

Total

1517ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 07:14:23	1517ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-24 22:04:00	9882ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-20 21:23:30	3770ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-18 14:28:51	2320ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-17 13:46:31	10047ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-27 21:06:33	1138ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-27 08:23:03	1592ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-25 08:12:29	1108ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-22 18:53:28	2182ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-22 02:55:48	1118ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 05:24:04	1695ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 05:23:53	13712ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 05:11:22	3323ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 05:07:46	895ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 05:00:50	1335ms	2 NS 2 A 2 MX	🔓 Insecure	View