api.blocksly.org - dns.ninja

`api.blocksly.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:8df1^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:392e^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.46^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.141.241^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.46, 172.67.141.241
		IPv6 hints	2606:4700:3032::ac43:8df1, 2606:4700:3035::6815:392e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=48, name=cloudflare-ech.com

`blocksly.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:8df1^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:392e^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.46^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.141.241^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kevin.ns.cloudflare.com` ⭐
NS	`lana.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.46, 172.67.141.241
		IPv6 hints	2606:4700:3032::ac43:8df1, 2606:4700:3035::6815:392e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=48, name=cloudflare-ech.com
SOA	`kevin.ns.cloudflare.com`dns@cloudflare.com serial=2410394876

⚠️ On DNS blocklist: light, multi, popupads, pro, pro.mini, pro.plus, pro.plus.mini, tif, tif.medium, ultimate, ultimate.mini

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DNS History

6 records (4 active, 2 former)

●A104.21.57.462026-03-16 → 2026-08-09 · 2 obs

● 2026-03-16 19:44:04
● 2026-08-09 23:57:28

●A172.67.141.2412026-03-16 → 2026-08-09 · 2 obs

● 2026-03-16 19:44:04
● 2026-08-09 23:57:28

○A2606:4700:3031::6815:392e2026-03-16 → 2026-05-14 · 4 obs

● 2026-03-16 19:44:04
● 2026-05-14 06:14:32
○ 2026-07-15 05:50:08
○ 2026-08-09 23:57:28

○A2606:4700:3031::ac43:8df12026-03-16 → 2026-05-14 · 4 obs

● 2026-03-16 19:44:04
● 2026-05-14 06:14:32
○ 2026-07-15 05:50:08
○ 2026-08-09 23:57:28

●A2606:4700:3032::ac43:8df12026-07-15 → 2026-08-09 · 3 obs

○ 2026-05-14 06:14:32
● 2026-07-15 05:50:08
● 2026-08-09 23:57:28

●A2606:4700:3035::6815:392e2026-07-15 → 2026-08-09 · 3 obs

○ 2026-05-14 06:14:32
● 2026-07-15 05:50:08
● 2026-08-09 23:57:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
blocksly.org	kevin.ns.cloudflare.com, lana.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.191

NS records: kevin.ns.cloudflare.com, lana.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blocksly.org (unsigned zone)

⏱️ Timing

Total: 190ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.141.241, 104.21.57.46`
AAAA	2	`2606:4700:3032::ac43:8df1, 2606:4700:3035::6815:392e`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

api.blocksly.org resolves to four IP addresses: 104.21.57.46, 172.67.141.241, 2606:4700:3032::ac43:8df1 and 2606:4700:3035::6815:392e.

mader.com.br, sis-denmark.dk, www.xmschool.net plus two other host names have IP numbers in common with api.blocksly.org.