rbjob.dk

📜 Historical scan 2026-06-24 06:27:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rbjob.dk is a .dk domain served by 2 nameservers (betty.ns.cloudflare.com, simon.ns.cloudflare.com). It was registered on 6 August 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.42.174 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed but currently fails validation, 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
betty.ns.cloudflare.com	108.162.192.75 172.64.32.75 173.245.58.75 2606:4700:50::adf5:3a4b 2803:f800:50::6ca2:c04b 2a06:98c1:50::ac40:204b	betty.ns.cloudflare.com betty.ns.cloudflare.com betty.ns.cloudflare.com betty.ns.cloudflare.com betty.ns.cloudflare.com betty.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
simon.ns.cloudflare.com	108.162.193.232 172.64.33.232 173.245.59.232 2606:4700:58::adf5:3be8 2803:f800:50::6ca2:c1e8 2a06:98c1:50::ac40:21e8	simon.ns.cloudflare.com simon.ns.cloudflare.com simon.ns.cloudflare.com simon.ns.cloudflare.com simon.ns.cloudflare.com simon.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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.42.174	600s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.206.209	600s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.42.174
🔶 Autoconfig	172.67.206.209

🔷 AAAA Records (IPv6)#

2 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:ced1	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:2aae	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 38ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.42.174,172.67.206.209 ech=AEX+DQBBlgAgACDbgsU7eKwgj7+/+LYQ115Rq6mUjWdA5HgFfMtmi9+bPgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:ced1,2606:4700:3035::6815:2aae

📝 TXT Records#

4 records 218ms

TXT Record
bw=vxUr9qdFCnRzrLPrHPTJtBbtEGtdBE7IVf6J06V8FQSK
have-i-been-pwned-verification=dweb_ndsr69rnq4xx1qhtg1ityzrw
ms-domain-verification=1393dabd-af14-4e57-b398-c5feb6500ad9
v=spf1 include:dedicated.mysmtp.com include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (rbjob.dk)
-all (hard fail)	v=spf1 include:dedicated.mysmtp.com include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.rbjob.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=quarantine; pct=40; rua=mailto:dmarcreports-rua@redbarnet.dk; ruf=mailto:dmarcreports-ruf@redbarnet.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 2026-10-10 19:47:04

www	104.21.42.174 172.67.206.209 2606:4700:3035::ac43:ced1 2606:4700:3037::6815:2aae (AS13335) (address records, no CNAME)
www vs bare domain	Same network rbjob.dk: 104.21.42.174 172.67.206.209 2606:4700:3035::ac43:ced1 2606:4700:3037::6815:2aae (AS13335) www.rbjob.dk: 104.21.42.174 172.67.206.209 2606:4700:3035::ac43:ced1 2606:4700:3037::6815:2aae (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

62ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'rbjob.dk/DS/IN': 127.0.0.1#53

🏷️ SOA#

48ms

Field	Value
Serial	2406766394
Primary NS (MNAME)	betty.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 19:04:14

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-08-06
Expires	2027-07-31 (284d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

52ms

AAAA

36ms

TXT

218ms

CAA

32ms

HTTPS

38ms

TLSA

250ms

SOA

48ms

MTA-STS

40ms

DNSSEC

62ms

SRV

76ms

Total

1057ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 19:47:04	2167ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-06 18:35:42	3088ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-25 14:01:11	635ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-17 05:45:29	873ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-25 14:45:50	1657ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-24 14:23:37	1187ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-09 05:08:49	2853ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-31 18:53:52	911ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-06 20:31:58	1758ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-29 14:41:56	778ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-24 11:53:51	1057ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-24 06:27:11 shown	1057ms	2 NS 2 A 0 MX	⚠️ Bogus
2026-06-24 05:38:53	942ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 22:23:33	932ms	2 NS 2 A 0 MX	🔒 Secure