bitbyte.dk

📜 Historical scan 2026-06-16 14:41:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bitbyte.dk is a .dk domain served by 2 nameservers (javier.ns.cloudflare.com, lisa.ns.cloudflare.com). It was registered on 24 May 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.90.93 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by bitbyte-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
javier.ns.cloudflare.com	—	—	—
lisa.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 49ms

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

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	bitbyte-dk.mail.protection.outlook.com	52.101.68.32 52.101.68.8 52.101.73.153 52.101.73.6	mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

2 records 33ms

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

🔐 HTTPS Records#

1 records 46ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.90.93,172.67.155.105 ech=AEX+DQBBkQAgACClJENMjJCKs8qIfd+04OvwQP4hU5mfUQK6PmcbIChPAAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:5a5d,2606:4700:3036::ac43:9b69

📝 TXT Records#

2 records 143ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 18:26:54

www	Exists, no address
www vs bare domain	www does not resolve bitbyte.dk: 188.114.96.1 188.114.97.1 2606:4700:3030::ac43:9b69 2606:4700:3036::6815:5a5d (AS13335) www.bitbyte.dk: no address (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

95ms

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

🏷️ SOA#

32ms

Field	Value
Serial	2406710864
Primary NS (MNAME)	javier.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 17:58:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-05-24
Expires	2028-05-31 (592d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
apsara.dk	Punktum dk A/S (direct)
bayon.dk	Punktum dk A/S (direct)
cloudmonitor.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

49ms

43ms

AAAA

33ms

TXT

143ms

CAA

42ms

HTTPS

46ms

TLSA

158ms

SOA

32ms

MTA-STS

38ms

DNSSEC

95ms

SRV

0ms

Total

685ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-06 18:20:11	2902ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 17:30:42	1551ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 05:33:00	1157ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-25 04:09:18	1219ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-20 22:06:34	1099ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-06 19:52:19	2326ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-14 06:10:42	4660ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-08 20:39:17	1801ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-07 06:36:42	9793ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-02 23:43:18	9530ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-01 03:35:58	1804ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-21 20:21:04	3691ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-20 16:34:44	2842ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-13 12:45:45	1305ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-27 01:09:55	991ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 14:41:27 shown	685ms	2 NS 2 A 1 MX	🔒 Secure