`install.is1.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:28d0^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:9d0a^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.208^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.157.10^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.208, 172.67.157.10
		IPv6 hints	2606:4700:3033::6815:28d0, 2606:4700:3033::ac43:9d0a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=210, name=cloudflare-ech.com

`is1.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`serenity.ns.cloudflare.com` ⭐
	NS	`sterling.ns.cloudflare.com`
	SOA	`serenity.ns.cloudflare.com`dns@cloudflare.com serial=2402391548

Same first word

install.cash

install.solar

install.com.ua

install.am

install.de

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install.guide

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install.ad

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install.camera

install.ph

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install.wtf

install.network

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install.management

install.mx

install.ee

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install.run

install.net

install.ch

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install.to

install.co.kr

install.win

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install.name

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install.s3.us-west-2.amazonaws.com

install.direct

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install.hatenablog.com

install.tv

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install.contractors

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install.lv

install.cn

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Similar names

tsallin.com

lsalitn.net

aslintl.com

alsintl.com.hk

tsillan.com

antills.com

lsaintl.org

tsallin.ch

alsintl.com

intalls.com

lanlist.com

llatins.org

lanlist.net

stillan.com

ltnails.net

tlnails.com

tansill.com

tansill.net

itsalln.com

ltnails.com

nstilla.com

DNS History

4 records (4 active, 0 former)

●A104.21.40.2082026-04-13 → 2026-05-12 · 2 obs

● 2026-04-13 01:24:12
● 2026-05-12 23:15:28

●A172.67.157.102026-04-13 → 2026-05-12 · 2 obs

● 2026-04-13 01:24:12
● 2026-05-12 23:15:28

●A2606:4700:3033::6815:28d02026-04-13 → 2026-05-12 · 2 obs

● 2026-04-13 01:24:12
● 2026-05-12 23:15:28

●A2606:4700:3033::ac43:9d0a2026-04-13 → 2026-05-12 · 2 obs

● 2026-04-13 01:24:12
● 2026-05-12 23:15:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
workers.dev	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
is1.workers.dev	serenity.ns.cloudflare.com, sterling.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.143

NS records: serenity.ns.cloudflare.com, sterling.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 3825ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.40.208, 172.67.157.10`
AAAA	2	`2606:4700:3033::ac43:9d0a, 2606:4700:3033::6815:28d0`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

install.is1.workers.dev resolves to four IP numbers: 2606:4700:3033::6815:28d0, 2606:4700:3033::ac43:9d0a, 104.21.40.208 and 172.67.157.10.

Other host names such as www.richardbeliveau.org, mail.hooha.asia, suying661.com, chinachen.supersized.org and badbreathremedies.supersized.org share IPs with install.is1.workers.dev.

install.is1.workers.dev - robtex.com