østerbros-boghandel.dk DNS records

🖥️ Nameservers2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
gerald.ns.cloudflare.com	108.162.193.168 172.64.33.168 173.245.59.168 2606:4700:58::adf5:3ba8 2803:f800:50::6ca2:c1a8 2a06:98c1:50::ac40:21a8	gerald.ns.cloudflare.com gerald.ns.cloudflare.com gerald.ns.cloudflare.com gerald.ns.cloudflare.com gerald.ns.cloudflare.com gerald.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lina.ns.cloudflare.com	108.162.192.187 172.64.32.187 173.245.58.187 2606:4700:50::adf5:3abb 2803:f800:50::6ca2:c0bb 2a06:98c1:50::ac40:20bb	lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.82.12	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.150.167	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	91.221.196.251
🔶 Autoconfig	91.221.196.251

🔷 AAAA Records (IPv6)2 records 56ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:520c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:96a7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 63ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.82.12,172.67.150.167 ech=AEX+DQBBigAgACCAVYyCJ8sy3bK1L3NV7KFkFP55BuKgdvR30PNWOzN8aAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:520c,2606:4700:3031::ac43:96a7

📝 TXT Records1 records 205ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (østerbros-boghandel.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.østerbros-boghandel.dk)
p=reject	v=DMARC1; p=reject;

📬 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)

🔐 DNSSEC87ms

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	2412278276
Primary NS (MNAME)	gerald.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

40ms

MX

33ms

AAAA

56ms

TXT

205ms

CAA

35ms

HTTPS

63ms

TLSA

59ms

SOA

0ms

MTA-STS

66ms

DNSSEC

87ms

SRV

79ms

Total

566ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 16:32:20	566ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-27 21:48:20	700ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-16 21:11:04	845ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-14 05:01:06	3952ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-07-11 23:41:38	849ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 03:31:39	615ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-23 22:08:04	971ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 20:24:09	818ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-20 19:24:54	1150ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 19:26:46	606ms	2 NS 2 A 0 MX	🔒 Secure	View