mail.knowledgerelay.com - dns.ninja

mail.knowledgerelay.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:3946🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:a0f0🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.57.70Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.160.240🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.57.70, 172.67.160.240
IPv6 hints2606:4700:3030::6815:3946, 2606:4700:3031::ac43:a0f0
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=194, name=cloudflare-ech.com

knowledgerelay.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:3946🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:a0f0🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.57.70Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.160.240🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSaddyson.ns.cloudflare.com ⭐
NSnorm.ns.cloudflare.com
MXknowledgerelay-com.mail.protection.outlook.com ⭐
TXTanthropic-domain-verification-752ctq=GI4q3P4E2iqtII0K0cF0iUwy1
TXTatlassian-domain-verification=0R15xTmBaXKX2RvzaxFBOVphXIUJ39zcaNEs0KDBd9uHhTk...
TXTbrevo-code:7bab7713903d0ce3a30286482d7b9a38
TXTgoogle-site-verification=LYNzS0RYJ6Hbeg2lnWcPy48yhDZbxwHJKnXj2YI7_OI
TXTgoogle-site-verification=dACLlHQXUtdmgmtylfny0iUBKgMNGulS8XCgWDVlRGY
TXTv=spf1 include:spf.protection.outlook.com include:spf.constantcontact.com -all
TXTv=verifydomain MS=8882348
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.57.70, 172.67.160.240
IPv6 hints2606:4700:3030::6815:3946, 2606:4700:3031::ac43:a0f0
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=242, name=cloudflare-ech.com
SOAaddyson.ns.cloudflare.comdns@cloudflare.com serial=2407410969

Previously MX for

knowledgerelay.com

Same first word

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.57.70172.67.160.2402606:4700:3030::6815:39462606:4700:3031::ac43:a0f069.178.146.115
●A104.21.57.702026-07-19 → 2026-07-19 · 2 obs
○ 2016-04-12 22:42:02
● 2026-07-19 21:11:34
●A172.67.160.2402026-07-19 → 2026-07-19 · 2 obs
○ 2016-04-12 22:42:02
● 2026-07-19 21:11:34
●A2606:4700:3030::6815:39462026-07-19 → 2026-07-19 · 2 obs
○ 2016-04-12 22:42:02
● 2026-07-19 21:11:34
●A2606:4700:3031::ac43:a0f02026-07-19 → 2026-07-19 · 2 obs
○ 2016-04-12 22:42:02
● 2026-07-19 21:11:34
○A69.178.146.1152015-08-03 → 2016-04-12 · 3 obs
● 2015-08-03 19:48:44
● 2016-04-12 22:42:02
○ 2026-07-19 21:11:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net...-
knowledgerelay.comnorm.ns.cloudflare.com, addyson.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.68

NS records: norm.ns.cloudflare.com, addyson.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgerelay.com (unsigned zone)

⏱️ Timing

Total: 212ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.160.240, 104.21.57.70
AAAA22606:4700:3030::6815:3946, 2606:4700:3031::ac43:a0f0
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.knowledgerelay.com resolves to four IP addresses: 104.21.57.70, 172.67.160.240, 2606:4700:3030::6815:3946 and 2606:4700:3031::ac43:a0f0.

Additional host names — tube24.cn, www.meiguovsbalaguidarentuijian.cn, iqxlllw.com and two others — share IP numbers with mail.knowledgerelay.com.