reson.dk DNS records

🖥️ Nameservers2 records 79ms

Nameserver	IP addresses	PTR	ASN / ISP
brynne.ns.cloudflare.com	108.162.194.65 162.159.38.65 172.64.34.65 2606:4700:50::a29f:2641 2803:f800:50::6ca2:c241 2a06:98c1:50::ac40:2241	brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
marty.ns.cloudflare.com	108.162.193.204 172.64.33.204 173.245.59.204 2606:4700:58::adf5:3bcc 2803:f800:50::6ca2:c1cc 2a06:98c1:50::ac40:21cc	marty.ns.cloudflare.com marty.ns.cloudflare.com marty.ns.cloudflare.com marty.ns.cloudflare.com marty.ns.cloudflare.com marty.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 123ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
96.126.119.184	3600s	—	AS63949	Akamai Connected Cloud	96.126.96.0/19	🇺🇸 United States	Richardson

📧 MX Records2 records 78ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.hc6476-91.iphmx.com	216.71.144.70 216.71.144.70 216.71.146.232 216.71.146.232	70.144.71.216.in-addr.arpa.iphmx.com esa.hc6476-91.iphmx.com 232.146.71.216.in-addr.arpa.iphmx.com esa.hc6476-91.iphmx.com	AS16417 Cisco Systems Ironport Division AS16417 Cisco Systems Ironport Division AS16417 Cisco Systems Ironport Division AS16417 Cisco Systems Ironport Division
10	300s	mx2.hc6476-91.iphmx.com	216.71.144.70 216.71.144.70 216.71.146.232 216.71.146.232	70.144.71.216.in-addr.arpa.iphmx.com esa.hc6476-91.iphmx.com 232.146.71.216.in-addr.arpa.iphmx.com esa.hc6476-91.iphmx.com	AS16417 Cisco Systems Ironport Division AS16417 Cisco Systems Ironport Division AS16417 Cisco Systems Ironport Division AS16417 Cisco Systems Ironport Division

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 716ms

TXT Record
MS=ms57211212
v=spf1 a:dk-mail2.reson.com a:us-mail2.reson.com -all

✉️ SPF

Policy	Record (reson.dk)
-all (hard fail)	v=spf1 a:dk-mail2.reson.com a:us-mail2.reson.com -all

📨 DMARC

Policy	Record (_dmarc.reson.dk)
p=reject	v=DMARC1; p=reject; sp=reject; np=reject; rua=mailto:9f42a5eb681745d58a309f81a4bfcbd3@dmarc-reports.cloudflare.net

📬 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.reson.dk	d_36tzq6uzN5YlVAYIHEvjHklwAuIDmo0Q-fd9iUyUE
TXT	_acme-challenge.reson.dk	V-jLn_fp5OzjgkoRcgB4kVodtB_POfJWfh0sZRVXtXw

🔗 TLSA / DANE

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

🔐 DNSSEC582ms

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	2413607583
Primary NS (MNAME)	brynne.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

79ms

A

123ms

MX

78ms

AAAA

147ms

TXT

716ms

CAA

155ms

HTTPS

77ms

TLSA

202ms

SOA

0ms

MTA-STS

162ms

DNSSEC

582ms

SRV

166ms

Total

1914ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 01:31:07	1914ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-10 17:27:10	972ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-03 10:41:27	2513ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-29 05:00:56	1316ms	4 NS 1 A 4 MX	🔓 Insecure	View
2026-06-24 20:16:46	987ms	4 NS 1 A 4 MX	🔓 Insecure	View
2026-06-23 23:23:58	1120ms	4 NS 1 A 4 MX	🔓 Insecure	View
2026-06-23 16:17:08	1103ms	4 NS 1 A 4 MX	🔓 Insecure	View
2026-06-23 07:57:45	2380ms	4 NS 1 A 4 MX	🔓 Insecure	View
2026-06-23 07:08:11	1088ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 23:47:54	888ms	4 NS 1 A 4 MX	🔓 Insecure	View