`4sigma.ai`

DNSSEC	⚠️ Not signed
A	216.150.1.65^{🇨🇦 Amazon216.150.1.0/24 EC2 Prefix}
A	216.150.1.193^{🇨🇦 Amazon216.150.1.0/24 EC2 Prefix}
NS	`ns1.vercel-dns.com` ⭐
		A	2620:4d:4000:6259:7:13:0:1^{🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1}
			PTR	`dns1.p13.nsone.net`
		A	198.51.44.13^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns1.p13.nsone.net`
NS	`ns2.vercel-dns.com`
		A	2a00:edc0:6259:7:13::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p13.nsone.net`
		A	198.51.45.13^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns2.p13.nsone.net`
SOA	`ns1.vercel-dns.com`hostmaster@nsone.net serial=1751375200

`ai`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.ai` ⭐
	NS	`v0n1.nic.ai`
	NS	`v0n2.nic.ai`
	NS	`v0n3.nic.ai`
	NS	`v2n0.nic.ai`
	NS	`v2n1.nic.ai`
	SOA	`v0n0.nic.ai`hostmaster@donuts.email serial=1785112825

Same first word

4sigma.it

4sigma.ca

4sigma.ai

4sigma.de

4sigma.eu

4sigma.at

4sigma.net

4sigma.com

Similar names

sigma4.co.nz

magis4.net.br

sigma4.it

sigma4.co.uk

sigma4.com

4magis.it

DNS History

6 records (4 active, 2 former)

●NSns1.vercel-dns.com2026-06-24 → 2026-07-27 · 2 obs

● 2026-06-24 19:26:48
● 2026-07-27 00:48:24

●NSns2.vercel-dns.com2026-06-24 → 2026-07-27 · 2 obs

● 2026-06-24 19:26:48
● 2026-07-27 00:48:24

○A216.150.1.12026-07-10 → 2026-07-10 · 3 obs

○ 2026-06-24 19:26:48
● 2026-07-10 03:59:30
○ 2026-07-27 00:48:24

●A216.150.1.1932026-06-24 → 2026-07-27 · 3 obs

● 2026-06-24 19:26:48
○ 2026-07-10 03:59:30
● 2026-07-27 00:48:24

●A216.150.1.652026-06-24 → 2026-07-27 · 3 obs

● 2026-06-24 19:26:48
○ 2026-07-10 03:59:30
● 2026-07-27 00:48:24

○A216.150.16.12026-07-10 → 2026-07-10 · 3 obs

○ 2026-06-24 19:26:48
● 2026-07-10 03:59:30
○ 2026-07-27 00:48:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ai	v0n0.nic.ai, v0n1.nic.ai, v0n2.nic.ai, v0n3.nic.ai...	12 records
4sigma.ai	ns1.vercel-dns.com, ns2.vercel-dns.com	-

✅ Authoritative Response

Server:198.51.44.13

NS records: ns1.vercel-dns.com, ns2.vercel-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4sigma.ai (unsigned zone)

⏱️ Timing

Total: 497ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`216.150.16.129, 216.150.1.65`
NS	2	`ns1.vercel-dns.com, ns2.vercel-dns.com`
SOA	1	`ns1.vercel-dns.com hostmaster.nsone.net`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.ai, v0n0.nic.ai, v0n1.nic.ai...)

Analysis

IP Addresses

4sigma.ai points to the IP addresses 216.150.1.65 and 216.150.1.193

customswriting.com, theolivestudio.com, instar.io and two other host names share IP numbers with 4sigma.ai.

Name Servers

4sigma.ai has two authoritative name servers — ns1.vercel-dns.com and ns2.vercel-dns.com.

4sigma.ai uses the same name servers as several other domains — among them devsigning.com, essam.biz, oggbit.com and two more.

There is at least partial name server overlap between 4sigma.ai and other domains — gmotion.co, win-association.hr, jeffwalden.com and two more among them.

These name servers frequently co-occur with the name servers f.zeit-world.net and a.zeit-world.co.uk.

Both ns1.vercel-dns.com and ns2.vercel-dns.com have two IP addresses each. ns1.vercel-dns.com resolves to 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1; ns2.vercel-dns.com resolves to 198.51.45.13 and 2a00:edc0:6259:7:13::2.

4sigma.ai - robtex.com

4sigma.ai

ai