bytesize.dk

📜 Historical scan 2026-08-25 11:02:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bytesize.dk is a .dk domain served by 2 nameservers (johnny.ns.cloudflare.com, sureena.ns.cloudflare.com). It was registered on 14 March 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.61.99 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, 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 37ms

Nameserver	IP addresses	PTR	ASN / ISP
johnny.ns.cloudflare.com	108.162.195.186 162.159.44.186 172.64.35.186 2606:4700:58::a29f:2cba 2803:f800:50::6ca2:c3ba 2a06:98c1:50::ac40:23ba	johnny.ns.cloudflare.com johnny.ns.cloudflare.com johnny.ns.cloudflare.com johnny.ns.cloudflare.com johnny.ns.cloudflare.com johnny.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sureena.ns.cloudflare.com	108.162.194.126 162.159.38.126 172.64.34.126 2606:4700:50::a29f:267e 2803:f800:50::6ca2:c27e 2a06:98c1:50::ac40:227e	sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.61.99	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.208.237	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 75ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.googlemail.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx3.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 34ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3d63	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:d0ed	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.61.99,172.67.208.237 ech=AEX+DQBBsQAgACCgLhcIuy3fqEuNGgfUAMEy4nXJGfFjRnmDovkpP+QkBwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3d63,2606:4700:3033::ac43:d0ed

📝 TXT Records#

2 records 173ms

TXT Record
google-site-verification=ELJ76q0lwIsaM1a-IbeyoQQuGaIRgt2lAknL1fjwbN4
google-site-verification=Z4XclhkGuj2grQuS_3VZEBoayVHHPEh3gJarXpS3d5E

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-09 05:41:39

www	188.114.96.1 188.114.97.1 2606:4700:3031::6815:3d63 2606:4700:3033::ac43:d0ed (AS13335) (address records, no CNAME)
www vs bare domain	Same network bytesize.dk: 104.21.61.99 172.67.208.237 2606:4700:3031::6815:3d63 2606:4700:3033::ac43:d0ed (AS13335) www.bytesize.dk: 188.114.96.1 188.114.97.1 2606:4700:3031::6815:3d63 2606:4700:3033::ac43:d0ed (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

120ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2408801840
Primary NS (MNAME)	johnny.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 13:01:16

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-03-14
Expires	2027-03-31 (164d)

🔗 Same registrant#

1 domain

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
bjrg.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

31ms

75ms

AAAA

34ms

TXT

173ms

CAA

41ms

HTTPS

44ms

TLSA

92ms

SOA

0ms

MTA-STS

59ms

DNSSEC

120ms

SRV

56ms

Total

935ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 00:16:04	1058ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-27 18:20:39	731ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-03 16:13:59	643ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-28 15:17:32	1113ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-27 14:30:13	1333ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-25 11:02:22 shown	935ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-07 01:39:25	3443ms	2 NS 2 A 5 MX	❓ Unknown
2026-06-26 10:31:27	1551ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-26 07:20:31	1253ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-23 21:03:26	975ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 18:45:21	2430ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-16 18:42:53	4688ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-16 18:30:42	741ms	2 NS 2 A 5 MX	🔓 Insecure