edu.freeschool.workers.dev - dns.ninja

edu.freeschool.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:7b9🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3030::ac43:892b🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.7.185Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.43🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.7.185, 172.67.137.43
IPv6 hints2606:4700:3030::6815:7b9, 2606:4700:3030::ac43:892b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=250, name=cloudflare-ech.com

freeschool.workers.dev

DNSSEC⚠️ Not signed
NShasslo.ns.cloudflare.com ⭐
NSnoor.ns.cloudflare.com
SOAhasslo.ns.cloudflare.comdns@cloudflare.com serial=2408156686

Same first word

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edu.(0x736578)
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edu.int
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DNS History

13 records (4 active, 9 former)

A104.21.7.185172.67.137.432606:4700:3030::6815:7b92606:4700:3030::ac43:892b188.114.96.0188.114.96.4188.114.97.0188.114.97.42606:4700:3036::ac43:892b2a06:98c1:3120::2a06:98c1:3120::42a06:98c1:3121::2a06:98c1:3121::4
●A104.21.7.1852026-02-22 → 2026-06-30 · 7 obs
○ 2026-02-22 06:53:50
● 2026-02-22 07:53:16
● 2026-03-01 10:13:12
○ 2026-03-04 06:55:54
○ 2026-03-04 08:43:54
● 2026-04-29 18:04:04
● 2026-06-30 21:14:20
●A172.67.137.432026-02-22 → 2026-06-30 · 7 obs
○ 2026-02-22 06:53:50
● 2026-02-22 07:53:16
● 2026-03-01 10:13:12
○ 2026-03-04 06:55:54
○ 2026-03-04 08:43:54
● 2026-04-29 18:04:04
● 2026-06-30 21:14:20
○A188.114.96.02026-03-04 → 2026-03-04 · 4 obs
○ 2026-03-04 06:55:54
● 2026-03-04 08:43:54
○ 2026-04-29 18:04:04
○ 2026-06-30 21:14:20
○A188.114.96.42026-02-22 → 2026-03-04 · 6 obs
● 2026-02-22 06:53:50
○ 2026-02-22 07:53:16
○ 2026-03-01 10:13:12
● 2026-03-04 06:55:54
○ 2026-03-04 08:43:54
○ 2026-06-30 21:14:20
○A188.114.97.02026-03-04 → 2026-03-04 · 4 obs
○ 2026-03-04 06:55:54
● 2026-03-04 08:43:54
○ 2026-04-29 18:04:04
○ 2026-06-30 21:14:20
○A188.114.97.42026-02-22 → 2026-03-04 · 6 obs
● 2026-02-22 06:53:50
○ 2026-02-22 07:53:16
○ 2026-03-01 10:13:12
● 2026-03-04 06:55:54
○ 2026-03-04 08:43:54
○ 2026-06-30 21:14:20
●A2606:4700:3030::6815:7b92026-02-22 → 2026-06-30 · 7 obs
○ 2026-02-22 06:53:50
● 2026-02-22 07:53:16
● 2026-03-01 10:13:12
○ 2026-03-04 06:55:54
○ 2026-03-04 08:43:54
● 2026-04-29 18:04:04
● 2026-06-30 21:14:20
●A2606:4700:3030::ac43:892b2026-06-23 → 2026-06-30 · 3 obs
○ 2026-04-29 18:04:04
● 2026-06-23 05:01:04
● 2026-06-30 21:14:20
○A2606:4700:3036::ac43:892b2026-02-22 → 2026-04-29 · 8 obs
○ 2026-02-22 06:53:50
● 2026-02-22 07:53:16
● 2026-03-01 10:13:12
○ 2026-03-04 06:55:54
○ 2026-03-04 08:43:54
● 2026-04-29 18:04:04
○ 2026-06-23 05:01:04
○ 2026-06-30 21:14:20
○A2a06:98c1:3120::2026-03-04 → 2026-03-04 · 5 obs
○ 2026-03-01 10:13:12
● 2026-03-04 06:55:54
● 2026-03-04 08:43:54
○ 2026-04-29 18:04:04
○ 2026-06-30 21:14:20
○A2a06:98c1:3120::42026-02-22 → 2026-02-22 · 3 obs
● 2026-02-22 06:53:50
○ 2026-02-22 07:53:16
○ 2026-06-30 21:14:20
○A2a06:98c1:3121::2026-03-04 → 2026-03-04 · 5 obs
○ 2026-03-01 10:13:12
● 2026-03-04 06:55:54
● 2026-03-04 08:43:54
○ 2026-04-29 18:04:04
○ 2026-06-30 21:14:20
○A2a06:98c1:3121::42026-02-22 → 2026-02-22 · 3 obs
● 2026-02-22 06:53:50
○ 2026-02-22 07:53:16
○ 2026-06-30 21:14:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
workers.devclyde.ns.cloudflare.com, sofia.ns.cloudflare.com-
freeschool.workers.devhasslo.ns.cloudflare.com, noor.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.134

NS records: hasslo.ns.cloudflare.com, noor.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 174ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.137.43, 104.21.7.185
AAAA22606:4700:3030::ac43:892b, 2606:4700:3030::6815:7b9
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

edu.freeschool.workers.dev has four IP addresses: 104.21.7.185, 172.67.137.43, 2606:4700:3030::6815:7b9 and 2606:4700:3030::ac43:892b.

keelung.shandongweipai.com, bikeclydesdale.com, tionvel.com and two other host names share IP numbers with edu.freeschool.workers.dev.