bookpc.dk DNS records

🖥️ Nameservers2 records 289ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.wallin.dk	5.103.25.173	ns1.wallin.dk	AS44869 FIBIA P/S
ns2.wallin.dk	5.103.25.174	ns2.wallin.dk	AS44869 FIBIA P/S

🌍 A Records1 records 272ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.103.25.172	60s	web.wallin.dk	AS44869	FIBIA P/S	5.103.0.0/16	🇩🇰 Denmark	Ballerup Municipality

📧 MX Records6 records 312ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	360s	bookpc-dk.mail.protection.outlook.com	2a01:111:f403:ca09::3 2a01:111:f403:ca09::5 2a01:111:f403:ca09::b 2a01:111:f403:ca09::d 52.101.68.0 52.101.68.8 52.101.73.12 52.101.73.26	mail-am6pr04cu00303.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.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
10	360s	bookpc-dk.mx1.comendosystems.com	192.162.219.255 2a01:77c0:1619:4102:a81b:80d0:e56c:edc0	mx41.electric.net gw2-1535.security.comendo.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	360s	bookpc-dk.mx2.comendosystems.net	192.162.219.155	mx41.electric.net	AS16509 Amazon.com, Inc.
30	360s	gw1.security.comendo.com	192.162.219.49 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
40	360s	gw2.security.comendo.com	192.162.219.155 2a01:77c0:1619:4101:d99:c22:fb4d:290e	mx41.electric.net mx10.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
50	360s	gw3.security.comendo.com	192.162.219.49	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	5.103.25.172

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 530ms

TXT Record
v=spf1 +a +mx +ip4:5.103.25.167 +ip4:5.103.25.172 +include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (bookpc.dk)
-all (hard fail)	v=spf1 +a +mx +ip4:5.103.25.167 +ip4:5.103.25.172 +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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.bookpc.dk	XvCv3x9vrV9M53DEFEkoN8Zwhn4DJ3udOs6joB6JJqQ

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC409ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081700
Primary NS (MNAME)	ns1.wallin.dk
Responsible (RNAME)	backup@nordvest.it
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

289ms

A

272ms

MX

312ms

AAAA

222ms

TXT

530ms

CAA

238ms

HTTPS

235ms

TLSA

1046ms

SOA

0ms

MTA-STS

334ms

DNSSEC

409ms

SRV

310ms

Total

6358ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-18 06:18:20	6358ms	2 NS 1 A 6 MX	🔓 Insecure	View
2026-08-03 23:15:07	2907ms	2 NS 1 A 6 MX	🔓 Insecure	View
2026-06-18 12:05:02	3500ms	2 NS 1 A 6 MX	🔓 Insecure	View
2026-06-16 16:04:11	1064ms	2 NS 1 A 6 MX	🔓 Insecure	View
2026-06-16 16:04:09	2673ms	2 NS 1 A 6 MX	🔓 Insecure	View
2026-06-16 16:01:09	6045ms	2 NS 1 A 6 MX	🔓 Insecure	View
2026-06-16 16:01:00	2111ms	2 NS 1 A 6 MX	🔓 Insecure	View