ybmail.dk

📜 Historical scan 2026-06-20 03:49:37  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ybmail.dk is a .dk domain served by 5 nameservers (dns1.dk, dns2.dk, dns3.dk and 2 more). It was registered on 29 November 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.34.148.3 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by rogue.bornhosting.dk. 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#

5 records   280ms
NameserverIP addressesPTRASN / ISP
dns1.dk 157.180.70.219
2a01:4f9:c010:8c6b::1		 dns1.dk
—		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
dns2.dk 159.69.0.170
2a01:4f8:1c0c:5955::1		 dns2.dk
dns2.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
dns3.dk 2a01:4ff:f0:45b8::1
5.161.204.178		 dns3.dk
dns3.dk		 AS213230 Hetzner Online GmbH
AS213230 Hetzner Online GmbH
dns4.dk 2a01:4ff:2f0:31b6::1
5.223.66.142		 dns4.dk
dns4.dk		 AS215859 Hetzner Online GmbH
AS215859 Hetzner Online GmbH
dns5.dk 168.119.185.218
2a01:4f8:c010:3311::1		 dns5.dk
dns5.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

🌍 A Records#

1 records   314ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.34.148.3 3600s phoenix.bornhosting.dk AS24940 Hetzner Online GmbH 188.34.128.0/17 🇩🇪 Germany —

📧 MX Records#

1 records   195ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s rogue.bornhosting.dk 188.34.148.10
2a01:4f8:fff0:93::10		 rogue.bornhosting.dk
rogue.bornhosting.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover188.34.148.3
🔶 Autoconfig188.34.148.3

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   750ms
TXT Record
v=spf1 mx include:_spf.bornhosting.dk -all

✉️ SPF#

PolicyRecord (ybmail.dk)
-all (hard fail) v=spf1 mx include:_spf.bornhosting.dk -all

📨 DMARC#

PolicyRecord (_dmarc.ybmail.dk)
p=reject v=DMARC1; p=reject

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

1 records   204ms
FlagsTagValue
0 issue letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-18 18:04:29
www188.34.148.3 (AS24940) (address records, no CNAME)
www vs bare domainSame network
ybmail.dk: 188.34.148.3 (AS24940)
www.ybmail.dk: 188.34.148.3 (AS24940)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~4096 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#

325ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

201ms
FieldValue
Serial2026061602
Primary NS (MNAME)dns1.dk
Responsible (RNAME)support@borndata.dk
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-17 14:59:43
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2006-11-29
Expires2026-11-30 (40d)

🔗 Same registrant#

21 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
autohosdig.dkCURANET A/S
bdi.dkCURANET A/S
bdinfo.dkPunktum dk A/S (direct)
bdmail.dkPunktum dk A/S (direct)
bornbackup.dkPunktum dk A/S (direct)
borncloud.dkPunktum dk A/S (direct)
borndata.dkPunktum dk A/S (direct)
bornhosting.dkPunktum dk A/S (direct)
bornsupport.dkCURANET A/S
dns1.dkPunktum dk A/S (direct)
dns2.dkPunktum dk A/S (direct)
dns3.dkPunktum dk A/S (direct)
dns4.dkPunktum dk A/S (direct)
dns5.dkPunktum dk A/S (direct)
domhusetssmoerrebroed.dkPunktum dk A/S (direct)
domhusetssmørrebrød.dkPunktum dk A/S (direct)
hallegaard.dkPunktum dk A/S (direct)
isplogin.dkPunktum dk A/S (direct)
lnvagt.dkCURANET A/S
slagtehus.dkPunktum dk A/S (direct)
vsrv.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
280ms
A
314ms
MX
195ms
AAAA
202ms
TXT
750ms
CAA
204ms
HTTPS
242ms
TLSA
209ms
SOA
201ms
MTA-STS
4057ms
DNSSEC
325ms
SRV
471ms
Total
4514ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 18:04:29 1025ms 5 NS 1 A 1 MX 🔒 Secure
2026-10-13 13:39:11 4391ms 5 NS 1 A 1 MX 🔒 Secure
2026-10-11 05:03:55 886ms 5 NS 1 A 1 MX 🔒 Secure
2026-10-08 00:20:31 1215ms 5 NS 1 A 1 MX 🔒 Secure
2026-10-06 09:50:14 1618ms 5 NS 1 A 1 MX 🔒 Secure
2026-10-01 07:47:10 2728ms 5 NS 1 A 1 MX 🔒 Secure
2026-09-26 06:28:55 1065ms 5 NS 1 A 1 MX 🔒 Secure
2026-09-26 04:29:27 982ms 5 NS 1 A 1 MX 🔒 Secure
2026-09-21 23:13:44 834ms 5 NS 1 A 1 MX 🔒 Secure
2026-09-18 23:43:17 1917ms 5 NS 1 A 1 MX 🔒 Secure
2026-09-09 09:16:56 2191ms 5 NS 1 A 1 MX 🔒 Secure
2026-09-07 11:48:21 4493ms 5 NS 1 A 1 MX 🔒 Secure
2026-08-31 08:44:05 989ms 5 NS 1 A 1 MX 🔒 Secure
2026-08-27 13:10:51 1195ms 5 NS 1 A 1 MX 🔒 Secure
2026-08-25 05:25:20 2492ms 5 NS 1 A 1 MX 🔒 Secure
2026-08-21 01:19:04 2358ms 5 NS 1 A 1 MX 🔒 Secure
2026-08-16 13:48:14 3409ms 5 NS 1 A 1 MX 🔒 Secure
2026-08-11 10:50:51 3380ms 5 NS 1 A 1 MX 🔒 Secure
2026-08-07 01:23:51 9233ms 5 NS 1 A 1 MX 🔒 Secure
2026-08-02 01:50:36 1973ms 5 NS 1 A 1 MX 🔒 Secure
2026-07-26 06:37:19 9274ms 5 NS 1 A 1 MX 🔒 Secure
2026-07-21 22:15:12 2400ms 5 NS 1 A 1 MX 🔒 Secure
2026-07-17 07:43:18 4665ms 5 NS 1 A 1 MX 🔒 Secure
2026-07-14 03:31:42 1341ms 5 NS 1 A 1 MX 🔒 Secure
2026-07-06 18:43:18 5085ms 5 NS 1 A 1 MX 🔒 Secure
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