estaldo.dk

Records from scan: 2026-09-27 21:03:42 · 3155ms total · last checked 2026-10-22 23:49 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

estaldo.dk is a .dk domain served by 2 nameservers (brett.ns.cloudflare.com, elsa.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.77.117 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by estaldo-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
brett.ns.cloudflare.com	108.162.193.76 172.64.33.76 173.245.59.76 2606:4700:58::adf5:3b4c 2803:f800:50::6ca2:c14c 2a06:98c1:50::ac40:214c	brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
elsa.ns.cloudflare.com	108.162.192.111 172.64.32.111 173.245.58.111 2606:4700:50::adf5:3a6f 2803:f800:50::6ca2:c06f 2a06:98c1:50::ac40:206f	elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.77.117	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.207.91	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	estaldo-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::d 2a01:111:f403:ca21::10 2a01:111:f403:ca21::c 52.101.68.10 52.101.68.39 52.101.91.156 52.101.91.159	mail-db7pr03cu00601.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-maspr04cu00104.inbound.protection.outlook.com mail-matpr04cu00207.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

🔷 AAAA Records (IPv6)#

2 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:4d75	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:cf5b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 40ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.77.117,172.67.207.91 ech=AEX+DQBBkQAgACB0n3ms2G7E4hs6ziODKEktNd1IXkuV18LaDiUHnpobPwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:4d75,2606:4700:3037::ac43:cf5b

📝 TXT Records#

2 records 190ms

TXT Record
MS=ms31585820
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (estaldo.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#

checked 2026-10-08 02:03:15

www	104.21.77.117 172.67.207.91 2606:4700:3034::6815:4d75 2606:4700:3037::ac43:cf5b (AS13335) (address records, no CNAME)
www vs bare domain	Same network estaldo.dk: 104.21.77.117 172.67.207.91 2606:4700:3034::6815:4d75 2606:4700:3037::ac43:cf5b (AS13335) www.estaldo.dk: 104.21.77.117 172.67.207.91 2606:4700:3034::6815:4d75 2606:4700:3037::ac43:cf5b (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-estaldo-dk._domainkey.estaldocom.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-estaldo-dk._domainkey.estaldocom.onmicrosoft.com	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2091ms

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	2413853539
Primary NS (MNAME)	brett.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#

45ms

39ms

50ms

AAAA

37ms

TXT

190ms

CAA

52ms

HTTPS

40ms

TLSA

613ms

SOA

0ms

MTA-STS

66ms

DNSSEC

2091ms

SRV

60ms

Total

3155ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 21:03:42 shown	3155ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-03 10:52:37	10347ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 15:51:36	1262ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 03:51:41	869ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-24 03:29:58	1627ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-06 19:45:54	6443ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 17:30:32	1818ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 08:25:05	504ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 08:24:59	745ms	2 NS 2 A 1 MX	🔓 Insecure