sg-byg-montage.dk DNS records

🖥️ Nameservers2 records 68ms

Nameserver	IP addresses	PTR	ASN / ISP
gabriella.ns.cloudflare.com	108.162.194.134 162.159.38.134 172.64.34.134 2606:4700:50::a29f:2686 2803:f800:50::6ca2:c286 2a06:98c1:50::ac40:2286	gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mitch.ns.cloudflare.com	108.162.193.208 172.64.33.208 173.245.59.208 2606:4700:58::adf5:3bd0 2803:f800:50::6ca2:c1d0 2a06:98c1:50::ac40:21d0	mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.106	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.212.4	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 72ms

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	104.21.53.106
🔶 Autoconfig	172.67.212.4

🔷 AAAA Records (IPv6)2 records 61ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:356a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:d404	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 84ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.106,172.67.212.4 ech=AEX+DQBBBgAgACBEL2kTc7t0No4sUAg1lNvXQizBjLJ7M2y7TwDjxpjiUQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:356a,2606:4700:3031::ac43:d404

📝 TXT Records1 records 277ms

TXT Record
v=spf1 include:spf.onlinemail.io include:sendgrid.net -all

✉️ SPF

Policy	Record (sg-byg-montage.dk)
-all (hard fail)	v=spf1 include:spf.onlinemail.io include:sendgrid.net -all

📨 DMARC

Policy	Record (_dmarc.sg-byg-montage.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC138ms

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	2413301221
Primary NS (MNAME)	gabriella.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

68ms

A

59ms

MX

72ms

AAAA

61ms

TXT

277ms

CAA

64ms

HTTPS

84ms

TLSA

78ms

SOA

0ms

MTA-STS

75ms

DNSSEC

138ms

SRV

112ms

Total

753ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 19:56:03	753ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-27 11:38:06	842ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-26 13:59:13	550ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-23 20:41:22	2814ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-29 19:52:51	911ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-18 08:25:12	3626ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-18 08:00:40	1596ms	2 NS 2 A 2 MX	🔓 Insecure	View