join.efhighschool.com - robtex.com

join.efhighschool.com

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:3235🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:c957🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.50.53Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.201.87🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
TXTfacebook-domain-verification=bti8qornsrxhy1ja1se3ls9c8ma7mx
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.50.53, 172.67.201.87
IPv62606:4700:3034::6815:3235, 2606:4700:3034::ac43:c957

efhighschool.com

DNSSEC⚠️ Not signed
NSbrodie.ns.cloudflare.com ⭐
NSdana.ns.cloudflare.com
MXefhighschool-com.mail.protection.outlook.com ⭐
TXTMS=ms57008255
TXTdetectify-verification=ba83aaf98e184bb9ff2359ec1ad2c9d6
TXTv=spf1 include:spf.protection.outlook.com -all
SOAbrodie.ns.cloudflare.comdns@cloudflare.com serial=2398104732
📈 Tranco rank: #766,975

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DNS History

8 records (4 active, 4 former)

A104.21.50.53172.67.201.872606:4700:3034::6815:32352606:4700:3034::ac43:c957188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●A104.21.50.532026-02-15 → 2026-03-15 · 4 obs
● 2026-02-15 06:21:42
○ 2026-02-18 14:09:36
● 2026-03-15 11:25:18
● 2026-03-15 11:25:20
●A172.67.201.872026-02-15 → 2026-03-15 · 4 obs
● 2026-02-15 06:21:42
○ 2026-02-18 14:09:36
● 2026-03-15 11:25:18
● 2026-03-15 11:25:20
○A188.114.96.02026-02-18 → 2026-02-18 · 4 obs
○ 2026-02-15 06:21:42
● 2026-02-18 14:09:36
○ 2026-03-15 11:25:18
○ 2026-03-15 11:25:20
○A188.114.97.02026-02-18 → 2026-02-18 · 4 obs
○ 2026-02-15 06:21:42
● 2026-02-18 14:09:36
○ 2026-03-15 11:25:18
○ 2026-03-15 11:25:20
●A2606:4700:3034::6815:32352026-02-15 → 2026-03-15 · 4 obs
● 2026-02-15 06:21:42
○ 2026-02-18 14:09:36
● 2026-03-15 11:25:18
● 2026-03-15 11:25:20
●A2606:4700:3034::ac43:c9572026-02-15 → 2026-03-15 · 4 obs
● 2026-02-15 06:21:42
○ 2026-02-18 14:09:36
● 2026-03-15 11:25:18
● 2026-03-15 11:25:20
○A2a06:98c1:3120::2026-02-18 → 2026-02-18 · 4 obs
○ 2026-02-15 06:21:42
● 2026-02-18 14:09:36
○ 2026-03-15 11:25:18
○ 2026-03-15 11:25:20
○A2a06:98c1:3121::2026-02-18 → 2026-02-18 · 4 obs
○ 2026-02-15 06:21:42
● 2026-02-18 14:09:36
○ 2026-03-15 11:25:18
○ 2026-03-15 11:25:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net...-
efhighschool.comdana.ns.cloudflare.com, brodie.ns.cloudflare.com12 records

✅ Authoritative Response

Server: 108.162.192.105

NS records: dana.ns.cloudflare.com, brodie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for efhighschool.com (unsigned zone)

⏱️ Timing

Total: 365ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.50.53, 172.67.201.87
AAAA22606:4700:3034::6815:3235, 2606:4700:3034::ac43:c957
TXT1facebook-domain-verification=bti8qornsrx
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

join.efhighschool.com points to four IP numbers: 2606:4700:3034::6815:3235, 2606:4700:3034::ac43:c957, 104.21.50.53 and 172.67.201.87.

Other host names, for instance mx.credit-agricole.bg, qn100.cn, hdmoviefull.com, arborcovenant.org and www.rockyfurniture.com share IP numbers with join.efhighschool.com.