b1b.dk
Last scanned: 2026-08-31 10:40:33  ·  1622ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   188ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   181ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.207.2.151 3600s — AS49010 Herning Kommune 91.207.2.0/23 🇩🇰 Denmark Herning
📧 MX Records1 records   195ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   466ms
TXT Record
v=spf1 include:web.shared.mysmtp.com ~all
✉️ SPF
PolicyRecord (b1b.dk)
~all (soft fail) v=spf1 include:web.shared.mysmtp.com ~all
📨 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC453ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026083001
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
188ms
A
181ms
MX
195ms
AAAA
205ms
TXT
466ms
CAA
194ms
HTTPS
125ms
TLSA
206ms
SOA
0ms
MTA-STS
298ms
DNSSEC
453ms
SRV
235ms
Total
1622ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 10:40:33 1622ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-16 12:46:46 4682ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-09 18:47:57 4670ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-30 17:12:09 626ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-30 13:12:33 547ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 23:52:08 1171ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 10:15:30 635ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-16 13:57:26 1128ms 2 NS 1 A 4 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone