🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackitfirst.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:1ebf^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:ad8b^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.30.191^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.173.139^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`byron.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c43^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`byron.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c343^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`byron.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2343^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`byron.ns.cloudflare.com`
		A	108.162.195.67^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`byron.ns.cloudflare.com`
		A	162.159.44.67^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`byron.ns.cloudflare.com`
		A	172.64.35.67^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`byron.ns.cloudflare.com`
NS	`phoenix.ns.cloudflare.com`
		A	2606:4700:50::a29f:26c9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phoenix.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`phoenix.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`phoenix.ns.cloudflare.com`
		A	108.162.194.201^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phoenix.ns.cloudflare.com`
		A	162.159.38.201^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phoenix.ns.cloudflare.com`
		A	172.64.34.201^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phoenix.ns.cloudflare.com`
TXT	`google-site-verification=E3zxnfQhkS9mACyybcVxMOHWEGgM-mEu8UmUjaP_4nM`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.30.191, 172.67.173.139
		IPv6 hints	2606:4700:3031::6815:1ebf, 2606:4700:3031::ac43:ad8b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=212, name=cloudflare-ech.com
SOA	`byron.ns.cloudflare.com`dns@cloudflare.com serial=2414896863

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1789619103

Same first word

stackitfirst.com

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NSbyron.ns.cloudflare.com2026-09-09 → 2026-09-17 · 2 obs

● 2026-09-09 02:44:38
● 2026-09-17 04:55:38

●NSphoenix.ns.cloudflare.com2026-09-09 → 2026-09-17 · 2 obs

● 2026-09-09 02:44:38
● 2026-09-17 04:55:38

●A104.21.30.1912026-09-16 → 2026-09-17 · 2 obs

● 2026-09-16 00:17:20
● 2026-09-17 04:55:38

●A172.67.173.1392026-09-16 → 2026-09-17 · 2 obs

● 2026-09-16 00:17:20
● 2026-09-17 04:55:38

●A2606:4700:3031::6815:1ebf2026-09-16 → 2026-09-17 · 2 obs

● 2026-09-16 00:17:20
● 2026-09-17 04:55:38

●A2606:4700:3031::ac43:ad8b2026-09-16 → 2026-09-17 · 2 obs

● 2026-09-16 00:17:20
● 2026-09-17 04:55:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net...	-
stackitfirst.com	phoenix.ns.cloudflare.com, byron.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.67

NS records: phoenix.ns.cloudflare.com, byron.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackitfirst.com (unsigned zone)

⏱️ Timing

Total: 1168ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.30.191, 172.67.173.139`
AAAA	2	`2606:4700:3031::6815:1ebf, 2606:4700:3031::ac43:ad8b`
NS	2	`byron.ns.cloudflare.com, phoenix.ns.cloudflare.com`
TXT	1	`google-site-verification=E3zxnfQhkS9mACy`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`byron.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (phoenix.ns.cloudflare.com, phoenix.ns.cloudflare.com, phoenix.ns.cloudflare.com...)

Analysis

IP Addresses

stackitfirst.com directs to four IP numbers, which are 104.21.30.191, 172.67.173.139, 2606:4700:3031::6815:1ebf and 2606:4700:3031::ac43:ad8b.

Additional host names — guohanyao.com, innovixsm.biz, superbettingv.com and two others — share IP numbers with stackitfirst.com.

Name Servers

stackitfirst.com has two authoritative name servers — byron.ns.cloudflare.com and phoenix.ns.cloudflare.com.

stackitfirst.com shares its name server setup with other domains, including patigaga.workers.dev, ajayvignesh01.workers.dev, culler.io and two others.

There is at least partial name server overlap between stackitfirst.com and other domains — vintage999.com, yujuancao07.workers.dev, forkbeard.agency and two more among them.

The name servers simone.ns.cloudflare.com, amy.ns.cloudflare.com and lamar.ns.cloudflare.com are often found in combination with these name servers.

Host names with 6 IP numbers:

byron.ns.cloudflare.com points to 108.162.195.67, 162.159.44.67, 172.64.35.67 and 3 other IP addresses.

phoenix.ns.cloudflare.com points to 108.162.194.201, 162.159.38.201, 172.64.34.201 and 3 other IP addresses.

stackitfirst.com - robtex.com