kidero.dk

📜 Historical scan 2026-06-21 18:33:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kidero.dk is a .dk domain served by 2 nameservers (barbara.ns.cloudflare.com, peyton.ns.cloudflare.com). It was registered on 9 March 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.71.23 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.kidero.dk. 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
barbara.ns.cloudflare.com	108.162.192.248 172.64.32.248 173.245.58.248 2606:4700:50::adf5:3af8 2803:f800:50::6ca2:c0f8 2a06:98c1:50::ac40:20f8	barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
peyton.ns.cloudflare.com	108.162.193.221 172.64.33.221 173.245.59.221 2606:4700:58::adf5:3bdd 2803:f800:50::6ca2:c1dd 2a06:98c1:50::ac40:21dd	peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.71.23	600s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.142.73	600s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mail.kidero.dk	46.234.105.220	mail.palo-alto.cz	AS39392 SH.cz s.r.o.

🔷 AAAA Records (IPv6)#

2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:4717	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:8e49	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.71.23,172.67.142.73 ech=AEX+DQBBaQAgACA4S2JBj0mL5l26whte19zVei9pUBiTi4rsFsEinzwAXwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4717,2606:4700:3034::ac43:8e49

📝 TXT Records#

2 records 230ms

TXT Record
google-site-verification=8Xvntz1qP0tbq8xDl4yzO4sc-po01OC4oxJ4WrQhpnk
v=spf1 a mx -all

✉️ SPF#

Policy	Record (kidero.dk)
-all (hard fail)	v=spf1 a mx -all

📨 DMARC#

Policy	Record (_dmarc.kidero.dk)
p=quarantine	v=DMARC1; pct=100; p=quarantine; rua=dmarc-reports@pandasolutions.cz; ruf=dmarc-alerts@pandasolutions.cz; fo=1; ri=604800;

📬 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 13:43:59

www	104.21.71.23 172.67.142.73 2606:4700:3033::6815:4717 2606:4700:3034::ac43:8e49 (AS13335) (address records, no CNAME)
www vs bare domain	Same network kidero.dk: 104.21.71.23 172.67.142.73 2606:4700:3033::6815:4717 2606:4700:3034::ac43:8e49 (AS13335) www.kidero.dk: 104.21.71.23 172.67.142.73 2606:4700:3033::6815:4717 2606:4700:3034::ac43:8e49 (AS13335)
Wildcard	No
BIMI	v=BIMI1;l=https://kidero.dk/static/bimi/kidero.svg

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

83ms

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

🏷️ SOA#

31ms

Field	Value
Serial	2406640288
Primary NS (MNAME)	barbara.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 13:59:51

Field	Value
Registrar	Gransy s.r.o.
Registered	2025-03-09
Expires	2027-03-08 (138d)

🔗 Same registrant#

1 domain

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).

Domain	Registrar
goodio.dk	Gransy s.r.o.

📋 WHOIS#

⏱️ Lookup Timing#

39ms

41ms

38ms

AAAA

43ms

TXT

230ms

CAA

31ms

HTTPS

34ms

TLSA

474ms

SOA

31ms

MTA-STS

35ms

DNSSEC

83ms

SRV

82ms

Total

1146ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 13:43:59	2094ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-07 21:23:04	997ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-06 02:09:02	1638ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-21 08:47:50	10274ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 06:24:45	1024ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-23 02:41:16	1280ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-08 09:11:56	10891ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 13:12:32	1348ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 09:37:08	1558ms	2 NS 2 A 1 MX	❓ Unknown
2026-06-21 18:33:48 shown	1146ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 00:07:39	851ms	2 NS 2 A 1 MX	🔓 Insecure