rexbo.dk DNS records

🖥️ Nameservers2 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
amir.ns.cloudflare.com	108.162.193.62 172.64.33.62 173.245.59.62 2606:4700:58::adf5:3b3e 2803:f800:50::6ca2:c13e 2a06:98c1:50::ac40:213e	amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dorthy.ns.cloudflare.com	108.162.192.249 172.64.32.249 173.245.58.249 2606:4700:50::adf5:3af9 2803:f800:50::6ca2:c0f9 2a06:98c1:50::ac40:20f9	dorthy.ns.cloudflare.com dorthy.ns.cloudflare.com dorthy.ns.cloudflare.com dorthy.ns.cloudflare.com dorthy.ns.cloudflare.com dorthy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.18.33.111	300s	—	AS13335	Cloudflare, Inc.	104.16.0.0/14	—	—
172.64.154.145	300s	—	AS13335	Cloudflare, Inc.	172.64.144.0/20	—	—

📧 MX Records5 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	300s	mailstream-eu1.mxrecord.io	172.65.245.214	—	AS13335 Cloudflare, Inc.
10	300s	mailstream-central.mxrecord.mx	172.65.64.78	—	AS13335 Cloudflare, Inc.
20	300s	mailstream-east.mxrecord.io	172.65.213.128	—	AS13335 Cloudflare, Inc.
20	300s	mailstream-west.mxrecord.io	172.65.220.210	—	AS13335 Cloudflare, Inc.
100	300s	mx0.webpack.hosteurope.de	80.237.138.5	mx0.webpack.hosteurope.de	AS34011 Host Europe GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.18.33.111
🔶 Autoconfig	104.18.33.111

🔷 AAAA Records (IPv6)2 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:98c1:3105::ac40:9a91	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3100:0:0:0:0:0/44	—	—
2a06:98c1:3108::6812:216f	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3100:0:0:0:0:0/44	—	—

🔐 HTTPS Records1 records 55ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.18.33.111,172.64.154.145 ipv6hint=2a06:98c1:3105::ac40:9a91,2a06:98c1:3108::6812:216f

📝 TXT Records2 records 222ms

TXT Record
facebook-domain-verification=4czij94iq6z1sqodc1h5ubnx1cq34b
v=spf1 include:autodoc.dev include:mail.zendesk.com include:spf.mandrillapp.com include:_spf.newsautodoc.com ~all

✉️ SPF

Policy	Record (rexbo.dk)
~all (soft fail)	v=spf1 include:autodoc.dev include:mail.zendesk.com include:spf.mandrillapp.com include:_spf.newsautodoc.com ~all

📨 DMARC

Policy	Record (_dmarc.rexbo.dk)
p=quarantine	v=DMARC1;p=quarantine;pct=100;aspf=r;adkim=r;fo=1;ri=86400;rua=mailto:dmarc-report@rexbo.dk

📬 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)

🔐 DNSSEC75ms

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	2411315048
Primary NS (MNAME)	amir.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

59ms

A

46ms

MX

43ms

AAAA

49ms

TXT

222ms

CAA

39ms

HTTPS

55ms

TLSA

297ms

SOA

0ms

MTA-STS

81ms

DNSSEC

75ms

SRV

85ms

Total

987ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 21:12:39	987ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-08-07 00:13:19	2926ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-07-19 23:23:33	17062ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-07-17 10:24:21	1884ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-07-13 21:26:35	1365ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-24 11:03:35	1085ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-17 23:53:10	1140ms	2 NS 2 A 5 MX	🔓 Insecure	View