erlau.dk

📜 Historical scan 2026-08-22 05:16:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

erlau.dk is a .dk domain served by 2 nameservers (cesar.ns.cloudflare.com, malavika.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.41.248 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by erlau-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 210ms

Nameserver	IP addresses	PTR	ASN / ISP
cesar.ns.cloudflare.com	108.162.195.119 162.159.44.119 172.64.35.119 2606:4700:58::a29f:2c77 2803:f800:50::6ca2:c377 2a06:98c1:50::ac40:2377	cesar.ns.cloudflare.com cesar.ns.cloudflare.com cesar.ns.cloudflare.com cesar.ns.cloudflare.com cesar.ns.cloudflare.com cesar.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
malavika.ns.cloudflare.com	108.162.194.165 162.159.38.165 172.64.34.165 2606:4700:50::a29f:26a5 2803:f800:50::6ca2:c2a5 2a06:98c1:50::ac40:22a5	malavika.ns.cloudflare.com malavika.ns.cloudflare.com malavika.ns.cloudflare.com malavika.ns.cloudflare.com malavika.ns.cloudflare.com malavika.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 209ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.41.248	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.167.212	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 249ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	erlau-dk.mail.protection.outlook.com	2a01:111:f403:c967:: 2a01:111:f403:c967::2 2a01:111:f403:c967::4 2a01:111:f403:c967::6 52.101.209.2 52.101.209.4 52.101.209.6 52.101.209.74	mail-cpcp307cu00400.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpcp307cu00402.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 239ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:29f8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:a7d4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 225ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.41.248,172.67.167.212 ech=AEX+DQBBMQAgACDosYfFZe5aoHMGutZsJnS7Z7MvcJ+P+0pCGpmACwNMTAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:29f8,2606:4700:3032::ac43:a7d4

📝 TXT Records#

1 records 490ms

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

✉️ SPF#

Policy	Record (erlau.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 11:33:00

www	NXDOMAIN
www vs bare domain	www does not resolve erlau.dk: 104.21.41.248 172.67.167.212 2606:4700:3032::6815:29f8 2606:4700:3032::ac43:a7d4 (AS13335) www.erlau.dk: no address (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.erlau.dk	dMo5lhBGFn7BibfuiErx9W4CAsfUcwax-L4EA9jP4Fg
TXT	_acme-challenge.erlau.dk	Rs10301rtdQD4fo3YupugOqpJ112NUGrY3w2xF0zAnE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

397ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2412849493
Primary NS (MNAME)	cesar.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

210ms

209ms

249ms

AAAA

239ms

TXT

490ms

CAA

199ms

HTTPS

225ms

TLSA

756ms

SOA

0ms

MTA-STS

286ms

DNSSEC

397ms

SRV

280ms

Total

5236ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 06:24:02	2226ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-22 12:53:56	1668ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-06 03:40:37	1208ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 04:39:39	1800ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-24 08:52:35	2540ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-22 05:16:24 shown	5236ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-17 20:40:32	7141ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-01 16:56:30	3108ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 01:44:17	1432ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 00:47:09	981ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-19 23:06:55	770ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 08:10:25	740ms	2 NS 2 A 1 MX	🔓 Insecure