mail.teachkind.com - dns.ninja

mail.teachkind.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:17f0🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:d62c🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.23.240Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.214.44🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.23.240, 172.67.214.44
IPv6 hints2606:4700:3031::6815:17f0, 2606:4700:3035::ac43:d62c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com

teachkind.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:17f0🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:d62c🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.23.240Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.214.44🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjean.ns.cloudflare.com ⭐
NSnoel.ns.cloudflare.com
MX_dc-mx.9c43f11db743.teachkind.com ⭐
TXTv=spf1 include:peta.org -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.23.240, 172.67.214.44
IPv6 hints2606:4700:3031::6815:17f0, 2606:4700:3035::ac43:d62c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com
SOAjean.ns.cloudflare.comdns@cloudflare.com serial=2409898406
WOT: SAFE (61/100)
WOT: SAFE (65/100)

Previously MX for

teachkind.com

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DNS History

7 records (4 active, 3 former)

2008201020122014201620182020202220242026A104.21.23.240172.67.214.442606:4700:3031::6815:17f02606:4700:3035::ac43:d62c205.242.74.145216.27.93.2112606:4700:3031::ac43:d62c
●A104.21.23.2402026-05-23 → 2026-07-30 · 3 obs
○ 2016-12-21 23:41:34
● 2026-05-23 04:38:28
● 2026-07-30 21:24:28
●A172.67.214.442026-05-23 → 2026-07-30 · 3 obs
○ 2016-12-21 23:41:34
● 2026-05-23 04:38:28
● 2026-07-30 21:24:28
○A205.242.74.1452007-08-14 → 2007-08-14 · 3 obs
● 2007-08-14 23:56:50
○ 2015-07-13 19:35:46
○ 2026-07-30 21:24:28
○A216.27.93.2112015-07-13 → 2016-12-21 · 5 obs
○ 2007-08-14 23:56:50
● 2015-07-13 19:35:46
● 2016-12-21 23:41:34
○ 2026-05-23 04:38:28
○ 2026-07-30 21:24:28
●A2606:4700:3031::6815:17f02026-05-23 → 2026-07-30 · 3 obs
○ 2016-12-21 23:41:34
● 2026-05-23 04:38:28
● 2026-07-30 21:24:28
○A2606:4700:3031::ac43:d62c2026-05-23 → 2026-05-23 · 4 obs
○ 2016-12-21 23:41:34
● 2026-05-23 04:38:28
○ 2026-06-28 01:29:34
○ 2026-07-30 21:24:28
●A2606:4700:3035::ac43:d62c2026-06-28 → 2026-07-30 · 3 obs
○ 2026-05-23 04:38:28
● 2026-06-28 01:29:34
● 2026-07-30 21:24:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net...-
teachkind.comjean.ns.cloudflare.com, noel.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.216

NS records: jean.ns.cloudflare.com, noel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for teachkind.com (unsigned zone)

⏱️ Timing

Total: 135ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.23.240, 172.67.214.44
AAAA22606:4700:3031::6815:17f0, 2606:4700:3035::ac43:d62c
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.teachkind.com resolves to four IP addresses: 104.21.23.240, 172.67.214.44, 2606:4700:3031::6815:17f0 and 2606:4700:3035::ac43:d62c.

Two other host names, along with clickgo.co.il, educationforallinindia.com and mxzjf.com, also share IP numbers with mail.teachkind.com.