bookkeep.dk DNS records

🖥️ Nameservers3 records 33ms

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 31ms

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 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	bookkeep-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::e 2a01:111:f403:ca09::b 2a01:111:f403:ca09::d 52.101.68.12 52.101.68.18 52.101.73.22 52.101.73.26	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 65ms

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

📝 TXT Records2 records 189ms

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)

🔐 DNSSEC61ms

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

🏷️ SOA42ms

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

33ms

A

31ms

MX

42ms

AAAA

36ms

TXT

189ms

CAA

32ms

HTTPS

34ms

TLSA

251ms

SOA

42ms

MTA-STS

45ms

DNSSEC

61ms

SRV

65ms

Total

8274ms

🕐 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