bitbyte.dk DNS records

🖥️ Nameservers2 records 200ms

Nameserver	IP addresses	PTR	ASN / ISP
javier.ns.cloudflare.com	108.162.195.204 162.159.44.204 172.64.35.204 2606:4700:58::a29f:2ccc 2803:f800:50::6ca2:c3cc 2a06:98c1:50::ac40:23cc	javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lisa.ns.cloudflare.com	108.162.192.131 172.64.32.131 173.245.58.131 2606:4700:50::adf5:3a83 2803:f800:50::6ca2:c083 2a06:98c1:50::ac40:2083	lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 157ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.90.93	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.155.105	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 155ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	bitbyte-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::9 2a01:111:f403:ca09::7 2a01:111:f403:ca09::8 52.101.68.0 52.101.73.1 52.101.73.2 52.101.73.28	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00204.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.90.93

🔷 AAAA Records (IPv6)2 records 185ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:9b69	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:5a5d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 203ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.90.93,172.67.155.105 ech=AEX+DQBBEwAgACA6m0cjQ86WArH7ynC+xL78PXVWjAAfm3wCJcQj0oYPQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9b69,2606:4700:3036::6815:5a5d

📝 TXT Records2 records 352ms

TXT Record
MS=ms62887648
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (bitbyte.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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)

🔐 DNSSEC287ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2409944197
Primary NS (MNAME)	javier.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

200ms

A

157ms

MX

155ms

AAAA

185ms

TXT

352ms

CAA

142ms

HTTPS

203ms

TLSA

1029ms

SOA

0ms

MTA-STS

210ms

DNSSEC

287ms

SRV

229ms

Total

2842ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-14 06:10:42	4660ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-08 20:39:17	1801ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-07 06:36:42	9793ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-02 23:43:18	9530ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-01 03:35:58	1804ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-21 20:21:04	3691ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-20 16:34:44	2842ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-13 12:45:45	1305ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-27 01:09:55	991ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-16 14:41:27	685ms	2 NS 2 A 1 MX	🔒 Secure	View