guldager-symaskiner.dk DNS records

🖥️ Nameservers2 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
david.ns.cloudflare.com	108.162.193.152 172.64.33.152 173.245.59.152 2606:4700:58::adf5:3b98 2803:f800:50::6ca2:c198 2a06:98c1:50::ac40:2198	david.ns.cloudflare.com david.ns.cloudflare.com david.ns.cloudflare.com david.ns.cloudflare.com david.ns.cloudflare.com david.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
harleigh.ns.cloudflare.com	108.162.194.58 162.159.38.58 172.64.34.58 2606:4700:50::a29f:263a 2803:f800:50::6ca2:c23a 2a06:98c1:50::ac40:223a	harleigh.ns.cloudflare.com harleigh.ns.cloudflare.com harleigh.ns.cloudflare.com harleigh.ns.cloudflare.com harleigh.ns.cloudflare.com harleigh.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.12.55	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.193.176	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 73ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.onlinemail.io	185.21.42.12	mx1.onlinemail.io	AS48854 team.blue Denmark A/S
20	300s	mx2.onlinemail.io	46.36.208.16	mx2.onlinemail.io	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover-mf.onlinemail.io → 185.21.40.62
🔶 Autoconfig	autoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)2 records 71ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:c1b0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:c37	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=104.21.12.55,172.67.193.176 ech=AEX+DQBB4AAgACBLs2r44mwcbvmFSCMiP0VxiPPGCVJ2P5jM3ilMv2ExZAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:c1b0,2606:4700:3032::6815:c37

📝 TXT Records2 records 229ms

TXT Record
\"v=spf1 include:spf.onlinemail.io -all\"
v=spf1 include:spf.onlinemail.io -all

✉️ SPF

Policy	Record (guldager-symaskiner.dk)
-all (hard fail)	v=spf1 include:spf.onlinemail.io -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

🔗 TLSA / DANE

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

🔐 DNSSEC97ms

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	2412946116
Primary NS (MNAME)	david.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

60ms

A

49ms

MX

73ms

AAAA

71ms

TXT

229ms

CAA

62ms

HTTPS

63ms

TLSA

75ms

SOA

0ms

MTA-STS

69ms

DNSSEC

97ms

SRV

92ms

Total

1393ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 17:56:49	1393ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-28 02:15:29	9695ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-23 20:09:27	1262ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-22 17:33:55	1130ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-09 04:36:57	1435ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-27 16:17:53	853ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-20 09:28:30	602ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-18 17:39:53	876ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 10:12:16	3467ms	2 NS 2 A 2 MX	🔓 Insecure	View