ctrl.codesandbox.io - dns.ninja

ctrl.codesandbox.io

DNSSEC⚠️ Not signed
A2a06:98c1:3105::ac40:90f7🇺🇸 Cloudflare2a06:98c1:3105::/48 ✓ In HTTPS hints
A2a06:98c1:3106::6812:2b09🇺🇸 Cloudflare2a06:98c1:3106::/48 ✓ In HTTPS hints
A104.18.43.9Cloudflare104.18.43.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.64.144.247🇺🇸 Cloudflare172.64.144.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.18.43.9, 172.64.144.247
IPv6 hints2a06:98c1:3105::ac40:90f7, 2a06:98c1:3106::6812:2b09

codesandbox.io

DNSSEC⚠️ Not signed
A2a06:98c1:3105::ac40:90f7🇺🇸 Cloudflare2a06:98c1:3105::/48 ✓ In HTTPS hints
A2a06:98c1:3106::6812:2b09🇺🇸 Cloudflare2a06:98c1:3106::/48 ✓ In HTTPS hints
A104.18.43.9Cloudflare104.18.43.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.64.144.247🇺🇸 Cloudflare172.64.144.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSadel.ns.cloudflare.com ⭐
NSgreg.ns.cloudflare.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTF324B508E9
TXTgoogle-site-verification=Hlei(0x666150)PjTRtPQdvU3CPX_v-ILWa7hrmpWS8E5vRDIw
TXTgoogle-site-verification=iRJ8V6RAGqoNfFwiuPPdHkg_t4lLooctR2kaqzr6xIw
TXTv=spf1 include:mailgun.org include:_spf.google.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.18.43.9, 172.64.144.247
IPv6 hints2a06:98c1:3105::ac40:90f7, 2a06:98c1:3106::6812:2b09
SOAadel.ns.cloudflare.comdns@cloudflare.com serial=2411597938
WOT: UNKNOWN (60/100)
rank #8345 globally
rank #88 in the tld

codesandbox.io

CodeSandbox is an online cloud development platform and code editor that allows users to write, collaborate on, and share web applications directly from a browser. It is operated by Together AI.

Key facts

  • Owner / operator: Together AI
  • TLD:.io— British Indian Ocean Territory
  • Primary purpose: Online code editor and cloud development platform
  • Status: active

History

YearEvent
2017CodeSandbox was launched by Ives van Hoorne and Bas Buursma.
2019CodeSandbox raised a $2.4 million seed funding round.
2020CodeSandbox raised a $12.7 million Series A funding round led by EQT Ventures.
2024CodeSandbox was acquired by Together AI.

Related domains

  • csb.app— Dedicated security-isolated domain used for hosting live sandbox previews.
  • codesandbox.com— Brand portfolio domain that redirects to the primarycodesandbox.iodomain.
WOT: SAFE (60/100)
📈 Tranco rank: #25,823

Subdomains

3rc6yz.ctrl.codesandbox.io

Same first word

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lrct.org
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lcrt.de
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crtl.org.in
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rltc.co.za
cltr.org

DNS History

6 records (4 active, 2 former)

A104.18.43.9172.64.144.2472a06:98c1:3105::ac40:90f72a06:98c1:3106::6812:2b092a06:98c1:3103::ac40:90f72a06:98c1:310a::6812:2b09
●A104.18.43.92026-02-15 → 2026-08-12 · 2 obs
● 2026-02-15 13:36:12
● 2026-08-12 01:09:42
●A172.64.144.2472026-02-15 → 2026-08-12 · 2 obs
● 2026-02-15 13:36:12
● 2026-08-12 01:09:42
○A2a06:98c1:3103::ac40:90f72026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 13:36:12
○ 2026-07-09 10:10:40
○ 2026-08-12 01:09:42
●A2a06:98c1:3105::ac40:90f72026-07-09 → 2026-08-12 · 3 obs
○ 2026-02-15 13:36:12
● 2026-07-09 10:10:40
● 2026-08-12 01:09:42
●A2a06:98c1:3106::6812:2b092026-07-09 → 2026-08-12 · 3 obs
○ 2026-02-15 13:36:12
● 2026-07-09 10:10:40
● 2026-08-12 01:09:42
○A2a06:98c1:310a::6812:2b092026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 13:36:12
○ 2026-07-09 10:10:40
○ 2026-08-12 01:09:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ioa0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io-
codesandbox.ioadel.ns.cloudflare.com, greg.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.115

NS records: adel.ns.cloudflare.com, greg.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codesandbox.io (unsigned zone)

⏱️ Timing

Total: 853ms | Queries: -

📄 Records

TypeCountSample Data
A2104.18.43.9, 172.64.144.247
AAAA22a06:98c1:3106::6812:2b09, 2a06:98c1:3105::ac40:90f7
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

Hierarchy

3rc6yz.ctrl.codesandbox.io is delegated beneath ctrl.codesandbox.io.

IP Addresses

ctrl.codesandbox.io directs to four IP numbers, which are 104.18.43.9, 172.64.144.247, 2a06:98c1:3105::ac40:90f7 and 2a06:98c1:3106::6812:2b09.

2-19-8-sandpack.codesandbox.io, 2hn2jg.codesandbox.io, 9hxggi.codesandbox.io and two other host names share IP numbers with ctrl.codesandbox.io.