esd.dk

📜 Historical scan 2026-08-23 05:57:30 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

esd.dk is a .dk domain served by 2 nameservers (darwin.ns.cloudflare.com, nia.ns.cloudflare.com). It was registered on 9 January 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.67.209 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by esd-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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 251ms

Nameserver	IP addresses	PTR	ASN / ISP
darwin.ns.cloudflare.com	108.162.193.151 172.64.33.151 173.245.59.151 2606:4700:58::adf5:3b97 2803:f800:50::6ca2:c197 2a06:98c1:50::ac40:2197	darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nia.ns.cloudflare.com	108.162.192.210 172.64.32.210 173.245.58.210 2606:4700:50::adf5:3ad2 2803:f800:50::6ca2:c0d2 2a06:98c1:50::ac40:20d2	nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.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 259ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.67.209	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.181.32	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 249ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	esd-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09:: 2a01:111:f403:ca09::d 2a01:111:f403:ca09::e 52.101.73.153 52.101.73.2 52.101.73.4 52.101.73.8	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.8

🔷 AAAA Records (IPv6)#

2 records 249ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:43d1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:b520	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 231ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.67.209,172.67.181.32 ech=AEX+DQBBLwAgACASsBja1Q+peYm8ZImrV1PxFfsC2a62imn2qSHcTFwdeQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:43d1,2606:4700:3031::ac43:b520

🔌 SRV Records#

1 records 326ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 680ms

TXT Record
google-site-verification=4_3vQ-k50GmuUrcihp2GWcEqS9pWRgzKinJJ3JDrwO8
MS=ms17507541
v=spf1 ip4:46.4.208.59 include:spf.azehosting.net +a +mx +ip4:116.202.245.110 +ip4:94.231.104.194 +ip4:94.130.48.84 +include:spf.protection.outlook.com +include:relay.mailchannels.net -all

✉️ SPF#

Policy	Record (esd.dk)
-all (hard fail)	v=spf1 ip4:46.4.208.59 include:spf.azehosting.net +a +mx +ip4:116.202.245.110 +ip4:94.231.104.194 +ip4:94.130.48.84 +include:spf.protection.outlook.com +include:relay.mailchannels.net -all

📨 DMARC#

Policy	Record (_dmarc.esd.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-19 22:03:25

www	104.21.67.209 172.67.181.32 2606:4700:3031::6815:43d1 2606:4700:3031::ac43:b520 (AS13335) (address records, no CNAME)
www vs bare domain	Same network esd.dk: 104.21.67.209 172.67.181.32 2606:4700:3031::6815:43d1 2606:4700:3031::ac43:b520 (AS13335) www.esd.dk: 104.21.67.209 172.67.181.32 2606:4700:3031::6815:43d1 2606:4700:3031::ac43:b520 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.esd.dk	fXqbHnNwib2OKzeyc08Or0YGGA_Vd_ZwQGxuHMgLw80

🔗 TLSA / DANE#

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

🔐 DNSSEC#

485ms

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	2412895117
Primary NS (MNAME)	darwin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 18:44:18

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-01-09
Expires	2027-01-31 (102d)

📋 WHOIS#

⏱️ Lookup Timing#

251ms

259ms

249ms

AAAA

249ms

TXT

680ms

CAA

260ms

HTTPS

231ms

TLSA

1091ms

SOA

0ms

MTA-STS

373ms

DNSSEC

485ms

SRV

326ms

Total

9729ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-17 17:53:05	2648ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-12 21:40:39	830ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-23 05:57:30 shown	9729ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-17 04:03:17	1527ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-30 12:42:49	1295ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 06:28:51	1149ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 08:25:04	1248ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 08:20:54	4067ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 08:20:50	2068ms	2 NS 2 A 1 MX	🔓 Insecure