bybiler.dk DNS records

🖥️ Nameservers2 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
coen.ns.cloudflare.com	108.162.195.151 162.159.44.151 172.64.35.151 2606:4700:58::a29f:2c97 2803:f800:50::6ca2:c397 2a06:98c1:50::ac40:2397	coen.ns.cloudflare.com coen.ns.cloudflare.com coen.ns.cloudflare.com coen.ns.cloudflare.com coen.ns.cloudflare.com coen.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kira.ns.cloudflare.com	108.162.194.197 162.159.38.197 172.64.34.197 2606:4700:50::a29f:26c5 2803:f800:50::6ca2:c2c5 2a06:98c1:50::ac40:22c5	kira.ns.cloudflare.com kira.ns.cloudflare.com kira.ns.cloudflare.com kira.ns.cloudflare.com kira.ns.cloudflare.com kira.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.50.26	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.155.183	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records5 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.251.9.27 2a00:1450:4010:c03::1a 2a00:1450:4010:c03::1a	rc-in-f27.1e100.net lr-in-x1a.1e100.net lr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4013:813::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4001:c01::1a	so-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	94.231.108.148
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)2 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:321a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:9bb7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 31ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.50.26,172.67.155.183 ech=AEX+DQBBOAAgACCoHv6+0vAqMmPAoHuYGDp/hbTGrX5q1kGCAuTjYfMZcwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:321a,2606:4700:3036::ac43:9bb7

📝 TXT Records2 records 165ms

TXT Record
google-site-verification=VDcYXzwggrEASfclnEUsSU_9IcTfYUbNF5YI9GrIvAM
v=spf1 include:_spf.google.com include:spf.simply.com -all

✉️ SPF

Policy	Record (bybiler.dk)
-all (hard fail)	v=spf1 include:_spf.google.com include:spf.simply.com -all

📨 DMARC

Policy	Record (_dmarc.bybiler.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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)

🔐 DNSSEC103ms

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	2411602619
Primary NS (MNAME)	coen.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

30ms

A

33ms

MX

30ms

AAAA

30ms

TXT

165ms

CAA

39ms

HTTPS

31ms

TLSA

65ms

SOA

0ms

MTA-STS

40ms

DNSSEC

103ms

SRV

62ms

Total

738ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 11:21:10	738ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-08-09 12:00:38	1499ms	2 NS 2 A 5 MX	❓ Unknown	View
2026-07-23 17:27:01	1780ms	2 NS 2 A 5 MX	❓ Unknown	View
2026-07-22 14:35:14	1742ms	2 NS 1 A 5 MX	❓ Unknown	View
2026-07-20 23:21:54	1359ms	3 NS 1 A 5 MX	🔓 Insecure	View
2026-07-18 18:19:19	1286ms	3 NS 1 A 5 MX	🔒 Secure	View
2026-07-06 15:31:28	1945ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 23:12:03	730ms	3 NS 3 A 1 MX	🔒 Secure	View
2026-06-22 16:49:13	920ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 18:19:38	3627ms	3 NS 3 A 1 MX	🔒 Secure	View
2026-06-16 18:16:00	2040ms	3 NS 3 A 1 MX	🔒 Secure	View
2026-06-16 18:07:41	471ms	3 NS 3 A 1 MX	🔒 Secure	View
2026-06-16 18:00:58	732ms	3 NS 3 A 1 MX	🔒 Secure	View