🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`robuststack.info`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:c9e^{Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:c320^{Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.12.158^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.195.32^{Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`linda.ns.cloudflare.com` ⭐
NS	`nitin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nitin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nitin.ns.cloudflare.com`
		A	108.162.193.215^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	172.64.33.215^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	173.245.59.215^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.12.158, 172.67.195.32
		IPv6 hints	2606:4700:3036::6815:c9e, 2606:4700:3037::ac43:c320
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=69, name=cloudflare-ech.com
SOA	`linda.ns.cloudflare.com`dns@cloudflare.com serial=2416275055

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1794034507

Same first word

robuststack.info

robuststack.co

Similar names

turbostacks.ai

stackorbust.com

stackoburst.shop

stackoburst.digital

stackoburst.agency

DNS History

6 records (6 active, 0 former)

●NSlinda.ns.cloudflare.com2026-09-26 → 2026-11-07 · 2 obs

● 2026-09-26 10:21:02
● 2026-11-07 07:11:04

●NSnitin.ns.cloudflare.com2026-09-26 → 2026-11-07 · 2 obs

● 2026-09-26 10:21:02
● 2026-11-07 07:11:04

●A104.21.12.1582026-09-26 → 2026-11-07 · 2 obs

● 2026-09-26 10:21:02
● 2026-11-07 07:11:04

●A172.67.195.322026-09-26 → 2026-11-07 · 2 obs

● 2026-09-26 10:21:02
● 2026-11-07 07:11:04

●A2606:4700:3036::6815:c9e2026-09-26 → 2026-11-07 · 2 obs

● 2026-09-26 10:21:02
● 2026-11-07 07:11:04

●A2606:4700:3037::ac43:c3202026-09-26 → 2026-11-07 · 2 obs

● 2026-09-26 10:21:02
● 2026-11-07 07:11:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info	-
robuststack.info	linda.ns.cloudflare.com, nitin.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.215

NS records: linda.ns.cloudflare.com, nitin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 965ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.12.158, 172.67.195.32`
AAAA	2	`2606:4700:3036::6815:c9e, 2606:4700:3037::ac43:c320`
NS	2	`linda.ns.cloudflare.com, nitin.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`linda.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

robuststack.info points to four IP numbers: 104.21.12.158, 172.67.195.32, 2606:4700:3036::6815:c9e and 2606:4700:3037::ac43:c320.

Name Servers

robuststack.info is served by two delegated name servers, linda.ns.cloudflare.com and nitin.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

nitin.ns.cloudflare.com carries IP addresses 108.162.193.215, 172.64.33.215 and 173.245.59.215, with 3 other addresses beyond those.

robuststack.info - robtex.com