co-ro.dk DNS records

🖥️ Nameservers6 records 124ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.zaccodigitaltrustlabs.com	208.94.148.4	ns10.dnsmadeeasy.com	AS16552 Tiggee LLC
dns2.zaccodigitaltrustlabs.net	208.80.126.4	ns12.dnsmadeeasy.com	AS16552 Tiggee LLC
dns3.zaccodigitaltrustlabs.se	208.80.125.4	ns13.dnsmadeeasy.com	AS16552 Tiggee LLC
dns4.zaccodigitaltrustlabs.se	208.80.127.4	ns14.dnsmadeeasy.com	AS16552 Tiggee LLC
ns1.zaccodns.com	194.58.193.52 2a01:3f1:452::53	ns1.zaccodns.com ns1.zaccodns.com	AS8674 Netnod AB AS8674 Netnod AB
ns2.zaccodns.se	185.42.137.104 2a01:3f0:400::52	ns2.zaccodns.se ns2.zaccodns.se	AS8674 Netnod AB AS8674 Netnod AB

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.135.42	300s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	🇺🇸 United States	—

📧 MX Records1 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	300s	coro-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::5 2a01:111:f403:ca09::c 2a01:111:f403:ca48::c 52.101.68.25 52.101.68.3 52.101.68.39 52.101.73.30	mail-du2pr03cu00102.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am7pr05cu00306.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 271ms

TXT Record
MS=ms75226745
v=spf1 include:spf.protection.outlook.com include:spf.eu.exclaimer.net -all

✉️ SPF

Policy	Record (co-ro.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.eu.exclaimer.net -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
CNAME	_acme-challenge.co-ro.dk	co-ro.dk.kinstavalidation.app

🔗 TLSA / DANE

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

🔐 DNSSEC82ms

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	2024020409
Primary NS (MNAME)	dns1.zaccodigitaltrustlabs.com
Responsible (RNAME)	dns@dnsmadeeasy.com
Refresh	43200s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	180s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

124ms

A

55ms

MX

54ms

AAAA

65ms

TXT

271ms

CAA

58ms

HTTPS

49ms

TLSA

313ms

SOA

0ms

MTA-STS

66ms

DNSSEC

82ms

SRV

133ms

Total

995ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 04:25:30	995ms	6 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 11:19:41	1629ms	6 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 16:22:08	2846ms	6 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 01:59:50	9212ms	6 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 06:33:12	924ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 17:14:42	1648ms	6 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 22:58:26	65535ms	6 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 21:47:23	3113ms	6 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 21:30:20	1623ms	6 NS 1 A 1 MX	🔓 Insecure	View