mail.knowledgebrief.com - dns.ninja

`mail.knowledgebrief.com`

DNSSEC	⚠️ Not signed
A	82.69.22.131^{🇬🇧 ZEN-AS82.68.0.0/15 Zen Internet Ltd}
		PTR	`82-69-22-131.dsl.in-addr.zen.co.uk`

`knowledgebrief.com`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:c7f^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:d7f^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:4436^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.12.127^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.13.127^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.68.54^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`erin.ns.cloudflare.com` ⭐
NS	`mario.ns.cloudflare.com`
MX	`knowledgebrief-com.mail.protection.outlook.com` ⭐
TXT	`9vq7sd1rptgacthvhhrkf1uele`
TXT	`MS=ms97576306`
TXT	`Sendinblue-code:e1192caf695aeec1174fc1cfa5a05fea`
TXT	`brevo-code:7743a25d383278ff3986536ad2fb245d`
TXT	`brevo-code:a4fe15275560a49cf5d79362c7a0d24b`
TXT	`brevo-code:cf38c7a24bc90ef5d5b513dd20405e29`
TXT	`brevo-code:f50e88b340c69b2b073b6be5c9eddeb0`
TXT	`detectify-verification=3051b22b33283b1e88a0e693f7b914d2`
TXT	`google-site-verification=4t6UGLzWp1F-BkbbMIMv4Cvyq_ZgWybbaEMCU7tNjDU`
TXT	`google-site-verification=WoX5S00TmKEaa44XcLcoNel7AW4acOhYlN5sWMtv7zY`
TXT	`google-site-verification=kgTUOpbtGOTVP2yy33JIgGPrfzPWuLqQgy7e5z5oZEg`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.26.12.127, 104.26.13.127, 172.67.68.54
		IPv6 hints	2606:4700:20::681a:c7f, 2606:4700:20::681a:d7f, 2606:4700:20::ac43:4436
SOA	`erin.ns.cloudflare.com`dns@cloudflare.com serial=2410121068

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DNS History

1 record (1 active, 0 former)

●A82.69.22.1312015-08-02 → 2026-08-09 · 2 obs

● 2015-08-02 05:44:56
● 2026-08-09 19:22:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
knowledgebrief.com	erin.ns.cloudflare.com, mario.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.113

NS records: erin.ns.cloudflare.com, mario.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgebrief.com (unsigned zone)

⏱️ Timing

Total: 142ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`82.69.22.131`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (erin.ns.cloudflare.com, erin.ns.cloudflare.com, erin.ns.cloudflare.com...)

Analysis

IP Addresses

mail.knowledgebrief.com has exactly one IP address — 82.69.22.131.

Host names like 82-69-22-131.dsl.in-addr.zen.co.uk are further examples that share IP numbers with mail.knowledgebrief.com.