rybio.dk

📜 Historical scan 2026-06-17 13:17:16  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rybio.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 25 July 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.62.207.21 is hosted by Itm8 A/S (AS57030) in Denmark. Mail is handled by mx3.redhost.dk. The zone is DNSSEC-signed and validates, has no 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#

2 records   76ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.curanet.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   62ms
IPTTLPTRASNISP / OrgCIDRCountryCity
176.62.207.21 — — AS57030 Itm8 A/S 176.62.200.0/21 🇩🇰 Denmark Kolding

📧 MX Records#

1 records   60ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx3.redhost.dk 77.66.124.103 web3.redhost.dk AS47292 Sentia Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-18 06:28:08
www176.62.207.21 (AS57030) (address records, no CNAME)
www vs bare domainSame network
rybio.dk: 176.62.207.21 (AS57030)
www.rybio.dk: 176.62.207.21 (AS57030)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

181ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

60ms
FieldValue
Serial2023061501
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-14 09:47:20
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2008-07-25
Expires2027-07-31 (277d)

🔗 Same registrant#

2 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).

DomainRegistrar
ry-biograf.dkPunktum dk A/S (direct)
rybiograf.dkWANNAFIND.DK A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
76ms
A
62ms
MX
60ms
AAAA
59ms
TXT
215ms
CAA
48ms
HTTPS
49ms
TLSA
130ms
SOA
60ms
MTA-STS
156ms
DNSSEC
181ms
SRV
0ms
Total
1474ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-03 05:50:52 516ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-25 13:35:22 500ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-24 13:17:42 451ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-22 14:36:35 1568ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-07 04:05:24 501ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-03 01:23:34 3287ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-26 10:51:49 1563ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-25 17:07:27 933ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-21 08:37:39 1103ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 13:17:16 shown 1474ms 2 NS 1 A 1 MX 🔒 Secure
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