`sigma4pc.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:b8fd^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:5c15^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.92.21^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.184.253^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lia.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ab9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lia.ns.cloudflare.com`
		A	108.162.192.185^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lia.ns.cloudflare.com`
		A	172.64.32.185^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lia.ns.cloudflare.com`
		A	173.245.58.185^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lia.ns.cloudflare.com`
NS	`ned.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ned.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ned.ns.cloudflare.com`
		A	108.162.193.210^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	172.64.33.210^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	173.245.59.210^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`ca3-33d6f32635134387bc6f1c3314943cfc`
TXT	`google-site-verification=73pWwlSZ14Fw7YpUwu3zr-IrtD_xOP_Xtm9Reh7k10E`
TXT	`v=spf1 include:zoho.com ip4:88.99.211.204 +a +mx +ip4:69.4.81.186 ~all`
TXT	`zoho-verification=zb92618936.zmverify.zoho.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.92.21, 172.67.184.253
		IPv6	2606:4700:3035::ac43:b8fd, 2606:4700:3037::6815:5c15
SOA	`lia.ns.cloudflare.com`dns@cloudflare.com serial=2396050611

`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=1771291435

Previously MX for

sigma4pc.com

Same first word

sigma4pc.com

DNS History

13 records (9 active, 4 former)

●NSlia.ns.cloudflare.com2026-02-15 → 2026-03-15 · 3 obs

○ 2017-05-08 19:38:56
● 2026-02-15 06:39:46
● 2026-03-15 01:37:24

●NSned.ns.cloudflare.com2026-02-15 → 2026-03-15 · 3 obs

○ 2017-05-08 19:38:56
● 2026-02-15 06:39:46
● 2026-03-15 01:37:24

○NSns1.vostwebhosting.com2017-01-04 → 2017-05-08 · 4 obs

● 2017-01-04 16:23:02
● 2017-05-08 19:38:56
○ 2026-02-15 06:39:46
○ 2026-03-15 01:37:24

○NSns2.vostwebhosting.com2017-01-04 → 2017-05-08 · 4 obs

● 2017-01-04 16:23:02
● 2017-05-08 19:38:56
○ 2026-02-15 06:39:46
○ 2026-03-15 01:37:24

●MXmx.zoho.com2026-02-15 → 2026-03-15 · 3 obs

○ 2017-05-08 19:38:56
● 2026-02-15 06:39:46
● 2026-03-15 01:37:24

●MXmx2.zoho.com2026-02-15 → 2026-03-15 · 3 obs

○ 2017-05-08 19:38:56
● 2026-02-15 06:39:46
● 2026-03-15 01:37:24

●MXmx3.zoho.com2026-02-15 → 2026-03-15 · 3 obs

○ 2017-05-08 19:38:56
● 2026-02-15 06:39:46
● 2026-03-15 01:37:24

○MXsigma4pc.com2017-01-04 → 2017-05-08 · 4 obs

● 2017-01-04 16:23:02
● 2017-05-08 19:38:56
○ 2026-02-15 06:39:46
○ 2026-03-15 01:37:24

●A104.21.92.212026-02-15 → 2026-03-15 · 3 obs

○ 2017-05-08 19:38:56
● 2026-02-15 06:39:46
● 2026-03-15 01:37:24

●A172.67.184.2532026-02-15 → 2026-03-15 · 3 obs

○ 2017-05-08 19:38:56
● 2026-02-15 06:39:46
● 2026-03-15 01:37:24

●A2606:4700:3035::ac43:b8fd2026-02-15 → 2026-03-15 · 3 obs

○ 2017-05-08 19:38:56
● 2026-02-15 06:39:46
● 2026-03-15 01:37:24

●A2606:4700:3037::6815:5c152026-02-15 → 2026-03-15 · 3 obs

○ 2017-05-08 19:38:56
● 2026-02-15 06:39:46
● 2026-03-15 01:37:24

○A69.4.81.1862017-01-04 → 2017-05-08 · 4 obs

● 2017-01-04 16:23:02
● 2017-05-08 19:38:56
○ 2026-02-15 06:39:46
○ 2026-03-15 01:37:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net...	-
sigma4pc.com	ned.ns.cloudflare.com, lia.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.210

NS records: ned.ns.cloudflare.com, lia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sigma4pc.com (unsigned zone)

⏱️ Timing

Total: 329ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.92.21, 172.67.184.253`
AAAA	2	`2606:4700:3037::6815:5c15, 2606:4700:3035::ac43:b8fd`
NS	2	`lia.ns.cloudflare.com, ned.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	4	`ca3-33d6f32635134387bc6f1c3314943cfc, google-site-verification=73pWwlSZ14Fw7Yp...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lia.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

sigma4pc.com maps to four IP numbers: 2606:4700:3035::ac43:b8fd, 2606:4700:3037::6815:5c15, 104.21.92.21 and 172.67.184.253.

Other host names, for instance kucppr.org, alfahotelparga.com, alfa-promotion.ru, a48.top and chito.cz share IP numbers with sigma4pc.com.

Name Servers

Two name servers lia.ns.cloudflare.com and ned.ns.cloudflare.com handle delegation for sigma4pc.com.

sigma4pc.com uses the same name server setup as other domains, for example voteha.com, dreammiz.com, suksuk.co.kr, suksukmall.com and sigma-4pc.com.

sigma4pc.com partially shares name servers with other domains; examples include gourmetacessorios.com.br, marvelad.com, pug-oo.ru, christinestout.com and signrocket.com.

these name servers are commonly used with the name servers josephine.ns.cloudflare.com.

Host names with six IP numbers: lia.ns.cloudflare.com points to: 2606:4700:50::adf5:3ab9, 2803:f800:50::6ca2:c0b9, 2a06:98c1:50::ac40:20b9, 108.162.192.185, 172.64.32.185 and 173.245.58.185; ned.ns.cloudflare.com points to: 2606:4700:58::adf5:3bd2, 2803:f800:50::6ca2:c1d2, 2a06:98c1:50::ac40:21d2, 108.162.193.210, 172.64.33.210 and 173.245.59.210.

Mail Servers

sigma4pc.com is handled by three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

sigma4pc.com shares some mail servers with other domains, at least partially, such as citybusa.com, filmceri.com, evaly.io, essenbo.com and turnocenter.com.ar.

Host names with two IP numbers:

The host name mx.zoho.com points to: 136.143.183.44 and 204.141.43.44.

Host names with one IP number:

The host name mx2.zoho.com points to: 136.143.183.44.

The host name mx3.zoho.com points to: 204.141.43.44.

Host names that point to 136.143.183.44: mx.zoho.com and mx2.zoho.com.

Host names that point to 204.141.43.44: mx.zoho.com and mx3.zoho.com.

sigma4pc.com - robtex.com

sigma4pc.com

com

Previously MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`sigma4pc.com`

`com`