rbbyg.dk

📜 Historical scan 2026-06-17 13:50:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rbbyg.dk is a .dk domain served by 4 nameservers (ns1.dotserv.com, ns1.dotserv.net, ns2.dotserv.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.41 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by rbbyg-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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#

4 records 243ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dotserv.com	178.20.218.61 2a01:7cc0:101:ffff::51	ns1.dotserv.com ns1.dotserv.com	AS21060 Atea A/S AS21060 Atea A/S
ns1.dotserv.net	178.20.217.29 2a01:7cc0:101:ffff::52	ns1.dotserv.net ns2.dotserv.com	AS21060 Atea A/S AS21060 Atea A/S
ns2.dotserv.com	193.180.214.21	—	AS44803 Webdock.io ApS
ns2.dotserv.net	162.19.249.51 2001:41d0:701:1100::c89e	ns2.dotserv.net ns2.dotserv.net	AS16276 OVH SAS AS16276 OVH SAS

🌍 A Records#

1 records 238ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.41	—	ispc11.dotserv.com	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 241ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	rbbyg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::a 2a01:111:f403:ca09::4 2a01:111:f403:ca09::d 52.101.68.18 52.101.68.25 52.101.68.5 52.101.73.30	mail-db4pr02cu00307.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am7pr05cu00306.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 505ms

TXT Record
MS=ms83812404
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.rbbyg.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

2 records 244ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 09:39:22

www	178.20.216.41 (AS21060) (address records, no CNAME)
www vs bare domain	Same network rbbyg.dk: 178.20.216.41 (AS21060) www.rbbyg.dk: 178.20.216.41 (AS21060)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

467ms

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

🏷️ SOA#

245ms

Field	Value
Serial	2016010300
Primary NS (MNAME)	ns1.dotserv.com
Responsible (RNAME)	hostmaster@dotserv@com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

243ms

238ms

241ms

AAAA

244ms

TXT

505ms

CAA

244ms

HTTPS

243ms

TLSA

281ms

SOA

245ms

MTA-STS

120ms

DNSSEC

467ms

SRV

0ms

Total

2525ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 21:16:33	888ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-29 23:07:18	1304ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-26 00:31:15	1479ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-24 16:21:52	3912ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 13:50:42 shown	2525ms	4 NS 1 A 1 MX	🔓 Insecure