jerlach.dk

📜 Historical scan 2026-06-20 00:10:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jerlach.dk is a .dk domain served by 2 nameservers (clara.ns.cloudflare.com, leland.ns.cloudflare.com). It was registered on 11 November 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by jerlach-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 31ms

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 Records#

1 records 140ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	jerlach-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::5 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 52.101.68.25 52.101.73.22 52.101.73.24 52.101.73.28	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 52.98.154.136
🔶 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 Records#

2 records 735ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 08:06:00

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Only www resolves jerlach.dk: no address www.jerlach.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

290ms

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

🏷️ SOA#

235ms

Field	Value
Serial	2406815370
Primary NS (MNAME)	clara.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-23 07:43:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-11-11
Expires	2027-11-30 (403d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

31ms

138ms

140ms

AAAA

252ms

TXT

735ms

CAA

135ms

HTTPS

132ms

TLSA

152ms

SOA

235ms

MTA-STS

66ms

DNSSEC

290ms

SRV

288ms

Total

1101ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 08:06:00	1889ms	2 NS 0 A 1 MX	🔓 Insecure
2026-10-08 00:10:56	928ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-30 02:00:08	687ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-20 12:17:15	1367ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-15 18:47:03	3775ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-29 23:37:11	1892ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-27 17:22:15	831ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-12 14:57:02	6003ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-23 17:56:39	10881ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-20 00:10:06 shown	1101ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-19 22:58:26	3903ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-18 02:16:49	1778ms	2 NS 0 A 1 MX	🔓 Insecure