feltplan.dk DNS records

🖥️ Nameservers2 records 101ms

Nameserver	IP addresses	PTR	ASN / ISP
ivan.ns.cloudflare.com	108.162.193.120 172.64.33.120 173.245.59.120 2606:4700:58::adf5:3b78 2803:f800:50::6ca2:c178 2a06:98c1:50::ac40:2178	ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ruth.ns.cloudflare.com	108.162.192.143 172.64.32.143 173.245.58.143 2606:4700:50::adf5:3a8f 2803:f800:50::6ca2:c08f 2a06:98c1:50::ac40:208f	ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 110ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.51.171	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.183.4	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 102ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	feltplan-dk.mail.protection.outlook.com	2a01:111:f403:ca09:: 2a01:111:f403:ca09::24 2a01:111:f403:ca09::f 2a01:111:f403:ca48::8 52.101.68.5 52.101.73.15 52.101.73.153 52.101.73.19	mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr04cu00803.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 130ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:b704	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::6815:33ab	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 73ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.51.171,172.67.183.4 ech=AEX+DQBBAQAgACC++0Wl0lRDu1ZwLru1Zq2GMGGiZSNdJ8J8HtlrQPDdBgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:b704,2606:4700:3031::6815:33ab

📝 TXT Records2 records 342ms

TXT Record
MS=ms56475927
v=spf1 include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (feltplan.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.feltplan.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=quarantine; adkim=r; aspf=r; rua=mailto:e20ac07f4fff4defb53449a9f3b294f6@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)

🔐 DNSSEC243ms

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	2413507649
Primary NS (MNAME)	ivan.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

101ms

A

110ms

MX

102ms

AAAA

130ms

TXT

342ms

CAA

117ms

HTTPS

73ms

TLSA

867ms

SOA

0ms

MTA-STS

125ms

DNSSEC

243ms

SRV

175ms

Total

2604ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 08:48:30	2604ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-29 05:06:14	2095ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 02:43:03	1280ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-25 08:16:26	1364ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-24 13:53:12	2282ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-08 17:57:39	9320ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-06 09:33:00	1877ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-04 15:11:10	1699ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-06-28 21:20:45	1411ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-28 18:52:42	1080ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 12:39:42	1122ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 11:17:37	1022ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 10:18:13	3574ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 10:03:05	4374ms	2 NS 2 A 1 MX	🔓 Insecure	View