bbook.dk
📜 Historical scan 2026-06-24 06:37:33  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   44ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   105ms
IPTTLPTRASNISP / OrgCIDRCountryCity
93.191.152.165 3600s — AS48854 team.blue Denmark A/S 93.191.152.0/21 🇩🇰 Denmark —
📧 MX Records1 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover93.191.152.165
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222
🔷 AAAA Records (IPv6)1 records   40ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2339:400a:5:: 3600s — AS48854 team.blue Denmark A/S 2a02:2339:4000:0:0:0:0:0/34 🇩🇰 Denmark —
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   103ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com
📝 TXT Records1 records   395ms
TXT Record
v=spf1 include:spf.simply.com -all
✉️ SPF
PolicyRecord (bbook.dk)
-all (hard fail) v=spf1 include:spf.simply.com -all
📨 DMARC
PolicyRecord (_dmarc.bbook.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
📬 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 / DANE2 records   124ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
🔐 DNSSEC2051ms
CheckResult
Validation Status⚠️ Bogus
AD Flag (resolver validates)✗ Not set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsbroken trust chain resolving 'bbook.dk/DS/IN': 127.0.0.1#53
🏷️ SOA48ms
FieldValue
Serial2025121200
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
44ms
A
105ms
MX
41ms
AAAA
40ms
TXT
395ms
CAA
41ms
HTTPS
125ms
TLSA
124ms
SOA
48ms
MTA-STS
158ms
DNSSEC
2051ms
SRV
103ms
Total
2624ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 11:10:25 602ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-26 00:02:38 604ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-04 20:47:58 4928ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-24 06:37:33 2624ms 3 NS 1 A 1 MX ⚠️ Bogus View
2026-06-16 14:11:02 835ms 3 NS 1 A 1 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone