sindex.dev - dns.ninja

`sindex.dev`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::ac43:b196^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:2b5c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.43.92^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.177.150^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bob.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b68^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c168^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bob.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2168^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bob.ns.cloudflare.com`
		A	108.162.193.104^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
		A	172.64.33.104^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
		A	173.245.59.104^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
NS	`deb.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a5c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`deb.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c05c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`deb.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:205c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`deb.ns.cloudflare.com`
		A	108.162.192.92^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`deb.ns.cloudflare.com`
		A	172.64.32.92^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`deb.ns.cloudflare.com`
		A	173.245.58.92^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`deb.ns.cloudflare.com`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`google-site-verification=tffgIH8ATVT_Lfcz7U1K0sV7xqEmvvItollWdSKSTPg`
TXT	`protonmail-verification=8def1c1c46520e0b0a12abfe526e47b4f2424094`
TXT	`v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.43.92, 172.67.177.150
		IPv6 hints	2606:4700:3030::ac43:b196, 2606:4700:3033::6815:2b5c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com
SOA	`bob.ns.cloudflare.com`dns@cloudflare.com serial=2407794075

`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

🔒 HSTS Preload (+subdomains)

Same first word

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sindex.cz

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sindex.ch

sindex.co

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sindex.eu

sindex.info

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DNS History

8 records (8 active, 0 former)

●NSbob.ns.cloudflare.com2026-05-15 → 2026-06-30 · 2 obs

● 2026-05-15 08:45:10
● 2026-06-30 23:08:02

●NSdeb.ns.cloudflare.com2026-05-15 → 2026-06-30 · 2 obs

● 2026-05-15 08:45:10
● 2026-06-30 23:08:02

●MXmail.protonmail.ch2026-05-15 → 2026-06-30 · 2 obs

● 2026-05-15 08:45:10
● 2026-06-30 23:08:02

●MXmailsec.protonmail.ch2026-05-15 → 2026-06-30 · 2 obs

● 2026-05-15 08:45:10
● 2026-06-30 23:08:02

●A104.21.43.922026-05-15 → 2026-06-30 · 2 obs

● 2026-05-15 08:45:10
● 2026-06-30 23:08:02

●A172.67.177.1502026-05-15 → 2026-06-30 · 2 obs

● 2026-05-15 08:45:10
● 2026-06-30 23:08:02

●A2606:4700:3030::ac43:b1962026-05-15 → 2026-06-30 · 2 obs

● 2026-05-15 08:45:10
● 2026-06-30 23:08:02

●A2606:4700:3033::6815:2b5c2026-05-15 → 2026-06-30 · 2 obs

● 2026-05-15 08:45:10
● 2026-06-30 23:08:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
sindex.dev	bob.ns.cloudflare.com, deb.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.104

NS records: bob.ns.cloudflare.com, deb.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 738ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.177.150, 104.21.43.92`
AAAA	2	`2606:4700:3033::6815:2b5c, 2606:4700:3030::ac43:b196`
NS	2	`bob.ns.cloudflare.com, deb.ns.cloudflare.com`
MX	2	`mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)`
TXT	3	`google-site-verification=tffgIH8ATVT_Lfc, protonmail-verification=8def1c1c46520e0b...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bob.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

sindex.dev resolves to four IP addresses: 104.21.43.92, 172.67.177.150, 2606:4700:3030::ac43:b196 and 2606:4700:3033::6815:2b5c.

Two other host names, along with crypticfecho.com, chyip.biz and www.igamei.com, also share IP numbers with sindex.dev.

Name Servers

DNS delegation for sindex.dev points to two name servers: bob.ns.cloudflare.com and deb.ns.cloudflare.com.

sindex.dev shares its NS records with other domains, for example dvice.dk, supergleam.net, tallman.org and two others.

sindex.dev shares at least some of its name servers with other domains, including sisedusb.my, natsoftacademy.com, beruflic.com and two others.

These name servers are frequently seen alongside the name servers nolan.ns.cloudflare.com.

DNS names with 6 IP addresses:

bob.ns.cloudflare.com has IP addresses 108.162.193.104, 172.64.33.104 and 173.245.59.104, plus 3 other.

deb.ns.cloudflare.com has IP addresses 108.162.192.92, 172.64.32.92 and 173.245.58.92, plus 3 other.

Mail Servers

sindex.dev is served by two mail servers, mail.protonmail.ch and mailsec.protonmail.ch.

Among the domains sharing a mail server setup with sindex.dev are mrcc.com, tla.technology, affiliatem.com and two others.

There is at least a partial MX overlap between sindex.dev and other domains, including mailly.de, forwardboomer.com, boymanjor.com and two others.

mail.protonmail.ch and mailsec.protonmail.ch each resolve to three IP addresses. mail.protonmail.ch resolves to 176.119.200.128, 185.70.42.128 and 185.205.70.128. mailsec.protonmail.ch resolves to 176.119.200.129, 185.70.42.129 and 185.205.70.129.