rybners365.dk

📜 Historical scan 2026-07-01 12:56:52  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rybners365.dk is a .dk domain served by 2 nameservers (ns1.esis.dk, ns2.esis.dk). It was registered on 14 January 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by rybners365-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

2 records   32ms
NameserverIP addressesPTRASN / ISP
ns1.esis.dk 185.19.134.2 ns1.esis.dk AS199374 Syddansk Erhvervsskole Odense-Vejle
ns2.esis.dk 185.19.134.3 ns2.esis.dk AS199374 Syddansk Erhvervsskole Odense-Vejle

🌍 A Records#

🌍
No A records found

📧 MX Records#

1 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
5 3600s rybners365-dk.mail.protection.outlook.com 2a01:111:f403:ca04::6
2a01:111:f403:ca04::d
2a01:111:f403:ca09::
2a01:111:f403:ca09::b
52.101.68.12
52.101.68.18
52.101.68.36
52.101.73.4		 mail-db4pr02cu00406.inbound.protection.outlook.com
mail-db6pr03cu00105.inbound.protection.outlook.com
mail-am3pr04cu00500.inbound.protection.outlook.com
mail-am7pr05cu00103.inbound.protection.outlook.com
mail-db9pr02cu00204.inbound.protection.outlook.com
mail-db4pr02cu00302.inbound.protection.outlook.com
mail-db5pr02cu00104.inbound.protection.outlook.com
mail-am0pr83cu00404.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

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   164ms
TXT Record
uvmid=280110
v=spf1 include:spf.esis.dk -all

✉️ SPF#

PolicyRecord (rybners365.dk)
-all (hard fail) v=spf1 include:spf.esis.dk -all

📨 DMARC#

PolicyRecord (_dmarc.rybners365.dk)
p=reject v=DMARC1;p=reject;sp=reject;rua=mailto:be7762a8bd@rua.easydmarc.eu;ruf=mailto:be7762a8bd@ruf.easydmarc.eu;fo=1

📬 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 09:38:29
wwwExists, no address
www vs bare domainNeither resolves
rybners365.dk: no address
www.rybners365.dk: no address
WildcardNo
Denial of existenceNSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found
SelectorCNAMEKey
selector1 selector1-rybners365-dk._domainkey.365rybners.onmicrosoft.com RSA · ~1024 bit below 2048 bit
selector2 selector2-rybners365-dk._domainkey.365rybners.onmicrosoft.com RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

69ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset

🏷️ SOA#

31ms
FieldValue
Serial1415190474
Primary NS (MNAME)ns1.esis.dk
Responsible (RNAME)hostmaster@esis.dk
Refresh900s
Retry600s
Expire86400s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-13 03:25:33
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2013-01-14
Expires2030-01-31 (1198d)

🔗 Same registrant#

17 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
detnaturvidenskabeligegymnasium.dkPunktum dk A/S (direct)
eucvest.dkPunktum dk A/S (direct)
kursuscentervest.dkPunktum dk A/S (direct)
mineserver.dkPunktum dk A/S (direct)
rescuecenter.dkPunktum dk A/S (direct)
rybners-gymnasium.dkPunktum dk A/S (direct)
rybners.dkPunktum dk A/S (direct)
rybnersamukursuscenter.dkSimply.com A/S
rybnershandelsskole.dkSimply.com A/S
rybnershf.dkSimply.com A/S
rybnershhx.dkSimply.com A/S
rybnershtx.dkSimply.com A/S
rybnersstx.dkSimply.com A/S
sciencecenteresbjerg.dkSimply.com A/S
tekniskgymnasiumesbjerg.dkSimply.com A/S
tekniskskoleesbjerg.dkPunktum dk A/S (direct)
vælgsort.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
32ms
A
31ms
MX
49ms
AAAA
30ms
TXT
164ms
CAA
31ms
HTTPS
31ms
TLSA
122ms
SOA
31ms
MTA-STS
44ms
DNSSEC
69ms
SRV
53ms
Total
2877ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 09:38:29 1591ms 2 NS 0 A 1 MX 🔒 Secure
2026-10-16 08:50:21 2761ms 2 NS 0 A 1 MX 🔒 Secure
2026-10-13 03:05:55 1082ms 2 NS 0 A 1 MX 🔒 Secure
2026-10-07 12:35:53 757ms 2 NS 0 A 1 MX 🔒 Secure
2026-10-04 10:01:11 1250ms 2 NS 0 A 1 MX 🔒 Secure
2026-10-02 09:57:54 1356ms 2 NS 0 A 1 MX 🔒 Secure
2026-09-30 09:47:38 964ms 2 NS 0 A 1 MX 🔒 Secure
2026-09-28 22:54:27 1124ms 2 NS 0 A 1 MX 🔒 Secure
2026-09-25 21:41:40 1240ms 2 NS 0 A 1 MX 🔒 Secure
2026-09-20 21:36:19 1589ms 2 NS 0 A 1 MX 🔒 Secure
2026-09-13 19:13:49 3935ms 2 NS 0 A 1 MX 🔒 Secure
2026-09-06 18:28:56 1433ms 2 NS 0 A 1 MX 🔒 Secure
2026-08-29 23:57:44 1362ms 2 NS 0 A 1 MX 🔒 Secure
2026-08-26 11:28:18 631ms 2 NS 0 A 1 MX 🔒 Secure
2026-08-24 01:06:54 1283ms 2 NS 0 A 1 MX 🔒 Secure
2026-08-18 16:38:38 6551ms 2 NS 0 A 1 MX 🔒 Secure
2026-08-14 20:02:32 1819ms 2 NS 0 A 1 MX 🔒 Secure
2026-08-12 07:34:58 9243ms 2 NS 0 A 1 MX 🔒 Secure
2026-08-09 18:44:08 2981ms 2 NS 0 A 1 MX 🔒 Secure
2026-08-07 09:09:30 1861ms 2 NS 0 A 1 MX 🔒 Secure
2026-08-02 22:09:22 5296ms 2 NS 0 A 1 MX 🔒 Secure
2026-07-26 07:28:15 8798ms 2 NS 0 A 1 MX 🔒 Secure
2026-07-24 06:16:08 10563ms 2 NS 0 A 1 MX 🔒 Secure
2026-07-20 15:29:00 3520ms 2 NS 0 A 1 MX 🔒 Secure
2026-07-15 08:13:30 1310ms 2 NS 0 A 1 MX 🔒 Secure
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