yarbo.dk

📜 Historical scan 2026-06-18 07:13:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

yarbo.dk is a .dk domain served by 3 nameservers (ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu). It was registered on 19 November 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 31.7.2.29 is hosted by Previder B.V. (AS20847) in The Netherlands. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 1 more. 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#

3 records 88ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.openprovider.nl	162.159.26.10 2400:cb00:2049:1::a29f:1a0a	— —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ns2.openprovider.be	162.159.27.96 2400:cb00:2049:1::a29f:1b60	— —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ns3.openprovider.eu	162.159.48.89 2400:cb00:2049:1::a29f:3059	— —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 94ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
31.7.2.29	—	da13.cloud.shockmedia.nl	AS20847	Previder B.V.	31.7.0.0/21	🇳🇱 The Netherlands	—

📧 MX Records#

3 records 94ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	aspmx.l.google.com	2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1a 64.233.165.27	lu-in-x1a.1e100.net lu-in-f26.1e100.net lg-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	—	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1b	lcbomp-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	—	alt2.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

1 records 92ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a03:9700:8000:0:fca6:50e8:3db9:a908	—	da13.cloud.shockmedia.nl	AS20847	Previder B.V.	2a03:9700:0:0:0:0:0:0/32	🇳🇱 The Netherlands	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 378ms

TXT Record
v=spf1 include:_spf.google.com ipv4:31.7.2.29 ipv6:2a03:9700:8000:0:fca6:50e8:3db9:a908 -all

✉️ SPF#

Policy	Record (yarbo.dk)
-all (hard fail)	v=spf1 include:_spf.google.com ipv4:31.7.2.29 ipv6:2a03:9700:8000:0:fca6:50e8:3db9:a908 -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 2026-10-11 09:50:00

www	31.7.2.29 2a03:9700:8000:0:fca6:50e8:3db9:a908 (AS20847) (address records, no CNAME)
www vs bare domain	Same network yarbo.dk: 31.7.2.29 2a03:9700:8000:0:fca6:50e8:3db9:a908 (AS20847) www.yarbo.dk: 31.7.2.29 2a03:9700:8000:0:fca6:50e8:3db9:a908 (AS20847)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

error Unknown mechanism "ipv4:31.7.2.29": receivers treat the record as a permanent error
error Unknown mechanism "ipv6:2a03:9700:8000:0:fca6:50e8:3db9:a908": receivers treat the record as a permanent error

🔗 TLSA / DANE#

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

🔐 DNSSEC#

190ms

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

🏷️ SOA#

92ms

Field	Value
Serial	2022111901
Primary NS (MNAME)	ns1.openprovider.nl
Responsible (RNAME)	dns@openprovider.eu
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 09:03:52

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-11-19
Expires	2026-11-18 (29d)

🔗 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#

88ms

94ms

AAAA

92ms

TXT

378ms

CAA

89ms

HTTPS

94ms

TLSA

175ms

SOA

92ms

MTA-STS

251ms

DNSSEC

190ms

SRV

248ms

Total

1082ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 21:23:11	1074ms	3 NS 1 A 3 MX	🔓 Insecure
2026-09-05 14:33:39	1486ms	3 NS 1 A 3 MX	🔓 Insecure
2026-08-28 02:25:27	3157ms	3 NS 1 A 3 MX	🔓 Insecure
2026-07-26 09:15:18	3332ms	3 NS 1 A 3 MX	🔓 Insecure
2026-07-25 08:47:27	6724ms	3 NS 1 A 3 MX	🔓 Insecure
2026-06-20 13:12:01	944ms	3 NS 1 A 3 MX	🔓 Insecure
2026-06-18 07:13:21 shown	1082ms	3 NS 1 A 3 MX	🔓 Insecure