cronholt.dk DNS records

🖥️ Nameservers2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
christian.ns.cloudflare.com	108.162.195.247 162.159.44.247 172.64.35.247 2606:4700:58::a29f:2cf7 2803:f800:50::6ca2:c3f7 2a06:98c1:50::ac40:23f7	christian.ns.cloudflare.com christian.ns.cloudflare.com christian.ns.cloudflare.com christian.ns.cloudflare.com christian.ns.cloudflare.com christian.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ximena.ns.cloudflare.com	108.162.194.10 162.159.38.10 172.64.34.10 2606:4700:50::a29f:260a 2803:f800:50::6ca2:c20a 2a06:98c1:50::ac40:220a	ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.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 75ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	cronholt-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::28 2a01:111:f403:ca09::4 2a01:111:f403:ca48::8 52.101.73.1 52.101.73.28 52.101.73.4 52.101.73.8	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.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

📝 TXT Records1 records 233ms

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

✉️ SPF

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

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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.cronholt.dk	8lngVqVXW2UVI9D9rDhIe5EwIYwqGzUh9OQFD-A1aYw
TXT	_acme-challenge.cronholt.dk	c8lx7I7VPto_3vnryuFg6mzETuAKHPSPuyljIpwSDJ0

🔗 TLSA / DANE

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

🔐 DNSSEC76ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2413156327
Primary NS (MNAME)	christian.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

46ms

A

50ms

MX

75ms

AAAA

63ms

TXT

233ms

CAA

51ms

HTTPS

61ms

TLSA

176ms

SOA

0ms

MTA-STS

74ms

DNSSEC

76ms

SRV

69ms

Total

748ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 07:21:52	748ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-26 08:36:32	1997ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-24 13:46:20	3525ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-23 12:37:57	4707ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-20 10:27:53	2051ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-04 13:47:34	1499ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-27 09:26:39	1397ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-24 01:25:00	1552ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-20 15:39:22	2241ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 00:39:05	47344ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 23:12:36	1922ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 23:12:25	607ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 23:01:28	2501ms	2 NS 0 A 1 MX	🔓 Insecure	View