bytesize.dk DNS records

🖥️ Nameservers2 records 70ms

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 Records2 records 74ms

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 Records5 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	209.85.233.27 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b	lr-in-f27.1e100.net lh-in-x1b.1e100.net lh-in-f27.1e100.net	AS15169 Google LLC 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	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-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	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)2 records 74ms

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 Records1 records 77ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.61.99,172.67.208.237 ech=AEX+DQBBnQAgACBAg3TQ2niw12qioBYU83HyRBvrQrpDnD8QDUF8yuWcIgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3d63,2606:4700:3033::ac43:d0ed

📝 TXT Records2 records 171ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC167ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'bytesize.dk/A/IN': 127.0.0.1#53

🏷️ SOA0ms

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

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

70ms

A

74ms

MX

74ms

AAAA

74ms

TXT

171ms

CAA

36ms

HTTPS

77ms

TLSA

240ms

SOA

0ms

MTA-STS

105ms

DNSSEC

167ms

SRV

109ms

Total

3443ms

🕐 Scan History

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