rt-byg.dk

Records from scan: 2026-10-15 04:28:57 · 620ms total · last checked 2026-10-21 21:14 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rt-byg.dk is a .dk domain served by 3 nameservers (ns1.hyp.net, ns2.hyp.net, ns3.hyp.net). It was registered on 24 August 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.134.245.113 is hosted by Domeneshop AS (AS12996) in Norway. Mail is handled by ASPMX.L.GOOGLE.COM, ALT1.ASPMX.L.GOOGLE.COM and 3 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.hyp.net	151.249.124.1 2a01:5b40:ac1::1	ns1.hyp.net ns1.hyp.net	AS12996 Domeneshop AS AS12996 Domeneshop AS
ns2.hyp.net	192.174.68.10 2001:67c:1bc::10	ns2.hyp.net ns2.hyp.net	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns3.hyp.net	151.249.126.3 2a01:5b40:ac3::1	ns3.hyp.net ns3.hyp.net	AS208045 Domeneshop AS AS208045 Domeneshop AS

🌍 A Records#

1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.134.245.113	300s	parkedweb01.domeneshop.no	AS12996	Domeneshop AS	185.134.244.0/22	🇳🇴 Norway	—

📧 MX Records#

5 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	ASPMX.L.GOOGLE.COM	2a00:1450:4010:c03::1a 2a00:1450:4010:c03::1a 64.233.162.27	lr-in-x1a.1e100.net lr-in-f26.1e100.net li-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	ALT1.ASPMX.L.GOOGLE.COM	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	ALT2.ASPMX.L.GOOGLE.COM	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	ALT3.ASPMX.L.GOOGLE.COM	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	ALT4.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 25ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:5b40:0:bc03::1	300s	—	AS12996	Domeneshop AS	2a01:5b40:0:0:0:0:0:0/37	🇳🇴 Norway	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 152ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (rt-byg.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.rt-byg.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#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

checked 2026-10-15 04:28:57

www	185.134.245.113 2a01:5b40:0:bc03::1 (AS12996) (address records, no CNAME)
www vs bare domain	Same network rt-byg.dk: 185.134.245.113 2a01:5b40:0:bc03::1 (AS12996) www.rt-byg.dk: 185.134.245.113 2a01:5b40:0:bc03::1 (AS12996)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
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#

64ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

35ms

Field	Value
Serial	1791971555
Primary NS (MNAME)	ns1.hyp.net
Responsible (RNAME)	hostmaster@domeneshop.no
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-07-04 18:15:05

Field	Value
Registrar	Domeneshop AS
Registered	2025-08-24
Expires	2026-08-23 (expired)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

37ms

47ms

AAAA

25ms

TXT

152ms

CAA

36ms

HTTPS

49ms

TLSA

136ms

SOA

35ms

MTA-STS

55ms

DNSSEC

64ms

SRV

55ms

Total

620ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 04:28:57 shown	620ms	3 NS 1 A 5 MX	🔒 Secure
2026-09-30 14:14:09	934ms	3 NS 1 A 5 MX	🔒 Secure
2026-09-24 09:08:10	971ms	3 NS 1 A 5 MX	🔒 Secure
2026-09-23 17:25:34	804ms	3 NS 1 A 5 MX	🔒 Secure
2026-09-01 02:01:27	900ms	3 NS 1 A 5 MX	🔒 Secure
2026-08-28 10:07:33	934ms	3 NS 1 A 5 MX	🔒 Secure
2026-08-27 10:02:06	185ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-26 10:01:53	993ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-25 00:57:30	2234ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-23 23:24:01	1175ms	3 NS 1 A 0 MX	🔒 Secure
2026-08-20 19:52:27	6404ms	3 NS 1 A 5 MX	🔒 Secure
2026-07-28 01:51:01	1290ms	3 NS 1 A 5 MX	🔒 Secure
2026-07-04 18:08:56	1014ms	3 NS 1 A 5 MX	🔒 Secure
2026-07-03 01:07:15	970ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-19 22:48:39	2787ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-17 18:56:23	6215ms	3 NS 1 A 5 MX	🔒 Secure