bookkeep.dk DNS records

🖥️ Nameservers3 records 90ms

Nameserver	IP addresses	PTR	ASN / ISP
mailexchange.jcdhotel.dk	195.97.138.36	mailexchange.jcdhotel.dk	AS3292 TDC Holding A/S
ns.jcdhotel.dk	195.215.86.133	—	AS3292 TDC Holding A/S
ns3.jcdhotel.dk	13.81.43.137	ns3.jcdhotel.dk	AS8075 Microsoft Corporation

🌍 A Records1 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.215.86.158	86400s	—	AS3292	TDC Holding A/S	195.215.0.0/16	🇩🇰 Denmark	Brøndby Strand

📧 MX Records1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	bookkeep-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::8 2a01:111:f403:ca09::2 2a01:111:f403:ca09::d 52.101.68.12 52.101.68.16 52.101.68.29 52.101.73.28	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am7pr05cu00204.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

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 127ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 258ms

TXT Record
MS=ms22856675
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (bookkeep.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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)

🔐 DNSSEC112ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA31ms

Field	Value
Serial	11052006
Primary NS (MNAME)	ns.jcdhotel.dk
Responsible (RNAME)	administrator@jcdhotel.dk
Refresh	14400s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

90ms

A

58ms

MX

64ms

AAAA

79ms

TXT

258ms

CAA

54ms

HTTPS

57ms

TLSA

601ms

SOA

31ms

MTA-STS

41ms

DNSSEC

112ms

SRV

127ms

Total

1315ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-02 11:47:48	8274ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 09:39:06	1315ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 16:18:20	3891ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 16:13:31	1860ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 16:06:20	608ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 16:01:13	606ms	3 NS 1 A 1 MX	🔓 Insecure	View