letstalknumbers.dk

📜 Historical scan 2026-10-13 17:18:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

letstalknumbers.dk is a .dk domain served by 2 nameservers (hope.ns.cloudflare.com, pedro.ns.cloudflare.com). It was registered on 7 December 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.69.216 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by letstalknumbers-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 47ms

Nameserver	IP addresses	PTR	ASN / ISP
hope.ns.cloudflare.com	108.162.192.163 172.64.32.163 173.245.58.163 2606:4700:50::adf5:3aa3 2803:f800:50::6ca2:c0a3 2a06:98c1:50::ac40:20a3	hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
pedro.ns.cloudflare.com	108.162.195.183 162.159.44.183 172.64.35.183 2606:4700:58::a29f:2cb7 2803:f800:50::6ca2:c3b7 2a06:98c1:50::ac40:23b7	pedro.ns.cloudflare.com pedro.ns.cloudflare.com pedro.ns.cloudflare.com pedro.ns.cloudflare.com pedro.ns.cloudflare.com pedro.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 269ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.69.216	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.97	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 271ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	letstalknumbers-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca21::e 2a01:111:f403:ca48::c 2a01:111:f403:ca48::e 52.101.185.114 52.101.185.21 52.101.68.10 52.101.68.12	mail-db7pr03cu00507.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.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	autoconfig-mf.dandomain.dk → 212.237.249.54

🔷 AAAA Records (IPv6)#

2 records 210ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:d561	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:45d8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 310ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBiwAgACBAPJ6mfIu3BSglPFA0oZdYHgijjG6MxI2JHvkU+EdpLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 TXT Records#

2 records 496ms

TXT Record
MS=ms96716053
v=spf1 include:spf.protection.outlook.com -allv=spf1 include:spf.sendinblue.com mx ~all

✉️ SPF#

Policy	Record (letstalknumbers.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com -allv=spf1 include:spf.sendinblue.com mx ~all

📨 DMARC#

Policy	Record (_dmarc.letstalknumbers.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:207a377851ee4e02a7902d1f880b7861@dmarc-reports.cloudflare.net,mailto:websvar@resolute.dk

📬 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 2026-10-14 18:11:22

www	104.21.69.216 172.67.213.97 2606:4700:3032::ac43:d561 2606:4700:3033::6815:45d8 (AS13335) (address records, no CNAME)
www vs bare domain	Same network letstalknumbers.dk: 104.21.69.216 172.67.213.97 2606:4700:3032::ac43:d561 2606:4700:3033::6815:45d8 (AS13335) www.letstalknumbers.dk: 104.21.69.216 172.67.213.97 2606:4700:3032::ac43:d561 2606:4700:3033::6815:45d8 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.letstalknumbers.dk	Plu26xmudfLy_-ZgdCZVhIM6_30P67FzGewZix4UaBg
TXT	_acme-challenge.letstalknumbers.dk	YrNoKPgsmtwMPs1pfjF39JsBFyhI43k6rzTUFzt6l5s

🔗 TLSA / DANE#

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

🔐 DNSSEC#

365ms

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

🏷️ SOA#

49ms

Field	Value
Serial	2417372668
Primary NS (MNAME)	hope.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 18:44:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-12-07
Expires	2026-12-06 (44d)

🔗 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#

47ms

269ms

271ms

AAAA

210ms

TXT

496ms

CAA

263ms

HTTPS

310ms

TLSA

786ms

SOA

49ms

MTA-STS

368ms

DNSSEC

365ms

SRV

391ms

Total

2206ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 18:11:22	3329ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-13 17:18:13 shown	2206ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-02 21:43:16	1556ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 21:25:15	1129ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 20:34:32	1129ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-20 09:08:38	1652ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-13 07:17:30	1548ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 12:39:21	1493ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 00:48:19	9773ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-15 20:19:47	4428ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-31 20:24:07	3024ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-23 06:41:02	12182ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-15 08:17:10	1385ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-01 22:10:38	4028ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-19 18:59:33	4610ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 13:12:55	3768ms	2 NS 2 A 1 MX	🔓 Insecure