jerlach.dk DNS records

🖥️ Nameservers2 records 88ms

Nameserver	IP addresses	PTR	ASN / ISP
clara.ns.cloudflare.com	108.162.194.219 162.159.38.219 172.64.34.219 2606:4700:50::a29f:26db 2803:f800:50::6ca2:c2db 2a06:98c1:50::ac40:22db	clara.ns.cloudflare.com clara.ns.cloudflare.com clara.ns.cloudflare.com clara.ns.cloudflare.com clara.ns.cloudflare.com clara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
leland.ns.cloudflare.com	108.162.195.8 162.159.44.8 172.64.35.8 2606:4700:58::a29f:2c08 2803:f800:50::6ca2:c308 2a06:98c1:50::ac40:2308	leland.ns.cloudflare.com leland.ns.cloudflare.com leland.ns.cloudflare.com leland.ns.cloudflare.com leland.ns.cloudflare.com leland.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 117ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	jerlach-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::26 2a01:111:f403:ca09::4 2a01:111:f403:ca48::a 52.101.68.39 52.101.73.126 52.101.73.155 52.101.73.30	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am7pr02cu00203.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 → 40.104.116.40
🔶 Autoconfig	87.52.104.215

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 334ms

TXT Record
MS=ms89466623
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.jerlach.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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)

🔐 DNSSEC247ms

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	2413439247
Primary NS (MNAME)	clara.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

88ms

A

75ms

MX

117ms

AAAA

83ms

TXT

334ms

CAA

85ms

HTTPS

106ms

TLSA

808ms

SOA

0ms

MTA-STS

150ms

DNSSEC

247ms

SRV

157ms

Total

1892ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 23:37:11	1892ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-27 17:22:15	831ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-12 14:57:02	6003ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-23 17:56:39	10881ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-20 00:10:06	1101ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-19 22:58:26	3903ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-18 02:16:49	1778ms	2 NS 0 A 1 MX	🔓 Insecure	View