🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`internalstack.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9a7f^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:58f5^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.88.245^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.154.127^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`barbara.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3af8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`barbara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`barbara.ns.cloudflare.com`
		A	108.162.192.248^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	172.64.32.248^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	173.245.58.248^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
NS	`todd.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b92^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c192^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`todd.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2192^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`todd.ns.cloudflare.com`
		A	108.162.193.146^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
		A	172.64.33.146^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
		A	173.245.59.146^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.88.245, 172.67.154.127
		IPv6 hints	2606:4700:3030::ac43:9a7f, 2606:4700:3032::6815:58f5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=129, name=cloudflare-ech.com
SOA	`barbara.ns.cloudflare.com`dns@cloudflare.com serial=2410865637

`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

internalstack.com

internalstack.dev

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NSbarbara.ns.cloudflare.com2026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 18:18:50
● 2026-08-30 14:13:46

●NStodd.ns.cloudflare.com2026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 18:18:50
● 2026-08-30 14:13:46

●A104.21.88.2452026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 18:18:50
● 2026-08-30 14:13:46

●A172.67.154.1272026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 18:18:50
● 2026-08-30 14:13:46

●A2606:4700:3030::ac43:9a7f2026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 18:18:50
● 2026-08-30 14:13:46

●A2606:4700:3032::6815:58f52026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 18:18:50
● 2026-08-30 14:13:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
internalstack.dev	barbara.ns.cloudflare.com, todd.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.248

NS records: barbara.ns.cloudflare.com, todd.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for internalstack.dev (unsigned zone)

⏱️ Timing

Total: 698ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.88.245, 172.67.154.127`
AAAA	2	`2606:4700:3030::ac43:9a7f, 2606:4700:3032::6815:58f5`
NS	2	`barbara.ns.cloudflare.com, todd.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`barbara.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

internalstack.dev directs to four IP numbers, which are 104.21.88.245, 172.67.154.127, 2606:4700:3030::ac43:9a7f and 2606:4700:3032::6815:58f5.

pamir.pl, www.geomor.com.pl, www.lovskatrgovina.si and two other host names share IP numbers with internalstack.dev.

Name Servers

internalstack.dev is delegated to two name servers: barbara.ns.cloudflare.com and todd.ns.cloudflare.com.

internalstack.dev uses the same name servers as several other domains — among them trendnowx.com, rudloff.com.au, 7020564705.pages.dev and two more.

At least some of internalstack.dev's name servers are shared with other domains, for example shoptalkcommunity.us, ifuyemo.top, doanhnghiepvathuonghieu.com.vn and two more.

These name servers tend to be used in conjunction with the name servers wally.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

barbara.ns.cloudflare.com resolves to 108.162.192.248, 172.64.32.248, 173.245.58.248 and 3 other IP addresses.

todd.ns.cloudflare.com resolves to 108.162.193.146, 172.64.33.146, 173.245.59.146 and 3 other IP addresses.

internalstack.dev - robtex.com