`e2b.dev`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`clay.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b58^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c158^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`clay.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2158^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`clay.ns.cloudflare.com`
		A	108.162.193.88^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	172.64.33.88^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	173.245.59.88^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
NS	`stephane.ns.cloudflare.com`
		A	2606:4700:50::a29f:2670^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stephane.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c270^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`stephane.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2270^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`stephane.ns.cloudflare.com`
		A	108.162.194.112^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stephane.ns.cloudflare.com`
		A	162.159.38.112^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stephane.ns.cloudflare.com`
		A	172.64.34.112^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stephane.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c17::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`292726`
TXT	`anthropic-domain-verification-8496ck=swOsJoYZ1ik10uMw5o1ijr3RC`
TXT	`apple-domain-verification=aDS5G9BxMFP6Iyo8`
TXT	`google-site-verification=-LhidCByqiXMETou0Dr3ORUC3kbrwzEze3cnaRRwumg`
TXT	`google-site-verification=HaAkk9ZhWWZy01Fd4hqmpSEnvAnwgLujl72KGK-H7R0`
TXT	`google-site-verification=QZj1fjxHQivAC3ielqtAqongH09TsfycgLS4aRS5W6M`
TXT	`google-site-verification=uLEZHfe0SdFK-fhpXoCi9yrpHtGtqf2q7cZTW-iVxF0`
TXT	`v=spf1 include:_spf.google.com include:spf.mtasv.net -all`
SOA	`clay.ns.cloudflare.com`dns@cloudflare.com serial=2406598008

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

rank #147335 globally
rank #125 in the tld
📈 Tranco rank: #330,484
🔒 HSTS Preload (+subdomains)

Same first word

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2be.com.au

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eb2.us

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be2.co.uk

be2.info

be2.si

be2.be

be2.nl

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b2e.com

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eb2.net

be2.co

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2be.ai

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be2.com.tw

eb2.be

2be.es

b2e.uk.com

be2.cz

2be.koeln

2be.org.il

2be.pl

be2.com

2be.no

be2.com.ve

be2.com.pl

2eb.xyz

2be.ru

be2.mx

2be.ca

be2.it

be2.dk

eb2.cn

2be.de

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2be.pt

eb2.it

b2e.be

b2e.com.mx

b2e.ro

be2.lt

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2be.legal

b2e.co.il

2be.st

2be.life

be2.org

2be.fr

be2.mobi

be2.net

eb2.pro

2be.cc

eb2.ru

2be.org

be2.pl

be2.hk

b2e.mobi

be2.co.za

be2.tv

DNS History

8 records (8 active, 0 former)

●NSclay.ns.cloudflare.com2026-03-07 → 2026-07-12 · 2 obs

● 2026-03-07 00:58:16
● 2026-07-12 01:56:42

●NSstephane.ns.cloudflare.com2026-03-07 → 2026-07-12 · 2 obs

● 2026-03-07 00:58:16
● 2026-07-12 01:56:42

●MXalt1.aspmx.l.google.com2026-03-07 → 2026-07-12 · 2 obs

● 2026-03-07 00:58:16
● 2026-07-12 01:56:42

●MXalt2.aspmx.l.google.com2026-03-07 → 2026-07-12 · 2 obs

● 2026-03-07 00:58:16
● 2026-07-12 01:56:42

●MXalt3.aspmx.l.google.com2026-03-07 → 2026-07-12 · 2 obs

● 2026-03-07 00:58:16
● 2026-07-12 01:56:42

●MXalt4.aspmx.l.google.com2026-03-07 → 2026-07-12 · 2 obs

● 2026-03-07 00:58:16
● 2026-07-12 01:56:42

●MXaspmx.l.google.com2026-03-07 → 2026-07-12 · 2 obs

● 2026-03-07 00:58:16
● 2026-07-12 01:56:42

●A76.76.21.212026-03-07 → 2026-07-12 · 2 obs

● 2026-03-07 00:58:16
● 2026-07-12 01:56:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
e2b.dev	clay.ns.cloudflare.com, stephane.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.88

NS records: clay.ns.cloudflare.com, stephane.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for e2b.dev (unsigned zone)

⏱️ Timing

Total: 658ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`clay.ns.cloudflare.com, stephane.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	8	`292726, anthropic-domain-verification-8496ck=swO...`
SOA	1	`clay.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

e2b.dev resolves to one IP address: 76.76.21.21.

mcluck.online, rightcap.com, rlghana.com and two other host names share IP numbers with e2b.dev.

Name Servers

The NS records for e2b.dev delegate to clay.ns.cloudflare.com and stephane.ns.cloudflare.com.

e2b.dev uses the same name servers as several other domains — among them e2b-juliett.dev, caffeinesalon.com, plustech.com and two more.

There is at least partial name server overlap between e2b.dev and other domains — dupliq.me, eastsussex.co.uk, wildcasino-au.com and two more among them.

These name servers are routinely deployed together with the name servers ulla.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

clay.ns.cloudflare.com maps to 108.162.193.88, 172.64.33.88, 173.245.59.88 and 3 additional IP addresses.

stephane.ns.cloudflare.com maps to 108.162.194.112, 162.159.38.112, 172.64.34.112 and 3 additional IP addresses.