katrineholm.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
nero.ns.cloudflare.com	108.162.195.28 162.159.44.28 172.64.35.28 2606:4700:58::a29f:2c1c 2803:f800:50::6ca2:c31c 2a06:98c1:50::ac40:231c	nero.ns.cloudflare.com nero.ns.cloudflare.com nero.ns.cloudflare.com nero.ns.cloudflare.com nero.ns.cloudflare.com nero.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
stevie.ns.cloudflare.com	108.162.194.106 162.159.38.106 172.64.34.106 2606:4700:50::a29f:266a 2803:f800:50::6ca2:c26a 2a06:98c1:50::ac40:226a	stevie.ns.cloudflare.com stevie.ns.cloudflare.com stevie.ns.cloudflare.com stevie.ns.cloudflare.com stevie.ns.cloudflare.com stevie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
54.36.212.17	300s	ip17.ip-54-36-212.eu	AS16276	OVH SAS	54.36.0.0/14	🇫🇷 France	—

📧 MX Records1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	katrineholm-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::5 2a01:111:f403:ca09::26 2a01:111:f403:ca09::28 52.101.68.10 52.101.73.11 52.101.73.16 52.101.73.30	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 193ms

TXT Record
google-site-verification=UaLcFGMSPTbVnHCGZ25wZcZgKLIsXEKbUUTT4lwXe5k
MS=ms87459261
v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.katrineholm.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:keb@katrineholm.dk;

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.katrineholm.dk	rH5lGyGiA4h4RmQxiWjc397u2n08CObNHU_0uWCgEoI

🔗 TLSA / DANE

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

🔐 DNSSEC75ms

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	2412104682
Primary NS (MNAME)	nero.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

40ms

A

44ms

MX

59ms

AAAA

59ms

TXT

193ms

CAA

46ms

HTTPS

36ms

TLSA

596ms

SOA

0ms

MTA-STS

80ms

DNSSEC

75ms

SRV

66ms

Total

1263ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 08:10:36	1263ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-13 14:33:36	4756ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-07 12:54:25	9357ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-16 19:53:15	1526ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 05:32:40	1515ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 11:31:53	1182ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 07:37:09	1086ms	2 NS 1 A 1 MX	🔓 Insecure	View