`firenzeworld.com`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`dns.alestra.net.mx` ⭐
		A	201.163.57.5^{🇲🇽 ALESTRA-1201.163.56.0/21}
			PTR	`ns-mty.axtel.net`
			PTR	`dns2.alestra.net.mx`
			PTR	`dns.alestra.net.mx`
NS	`mail1.alestra.net.mx`
		A	201.163.56.5^{🇲🇽 ALESTRA-1201.163.56.0/21}
			PTR	`ns-mex.axtel.net`
			PTR	`dns1.alestra.net.mx`
			PTR	`mail1.alestra.net.mx`
NS	`mail2.alestra.net.mx`
		A	201.163.58.5^{🇲🇽 ALESTRA-1201.163.56.0/21}
			PTR	`ns-gdl.axtel.net`
			PTR	`mail2.alestra.net.mx`
MX	`mxa-00886301.gslb.pphosted.com` ⭐
		A	148.163.151.52^{🇺🇸 Proofpoint148.163.148.0/22}
			PTR	`mx0a-00886301.pphosted.com`
MX	`mxb-00886301.gslb.pphosted.com` ⭐
		A	148.163.151.52^{🇺🇸 Proofpoint148.163.148.0/22}
			PTR	`mx0a-00886301.pphosted.com`
TXT	`CTSGHUG49BU0NQEOCBHT1FF9GM9FK7NIHOQWJ3T7`
TXT	`v=spf1 mx include:spf.protection.outlook.com include:45392534.spf10.hubspotem...`
TXT	`knowbe4-site-verification=c0cba2b9a8085dfc3ed88b0ca29f820b`
TXT	`MS=ms65373727`
TXT	`google-site-verification=5bJsiIEnRKzx45ZFuImbSBgtr2WBBf2POD_bzPKDhVE`
SOA	`dns.alestra.net.mx`soporteip@axtel.com.mx serial=762215075

`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=1774389407

Subdomains

mail.firenzeworld.com

Same first word

firenzeworld.com

DNS History

9 records (6 active, 3 former)

●NSdns.alestra.net.mx2015-06-04 → 2026-03-24 · 2 obs

● 2015-06-04 05:04:28
● 2026-03-24 22:25:30

●NSmail1.alestra.net.mx2015-06-04 → 2026-03-24 · 2 obs

● 2015-06-04 05:04:28
● 2026-03-24 22:25:30

●NSmail2.alestra.net.mx2015-06-04 → 2026-03-24 · 2 obs

● 2015-06-04 05:04:28
● 2026-03-24 22:25:30

○MXmail.firenzeworld.com2015-06-04 → 2017-08-18 · 4 obs

● 2015-06-04 05:04:28
● 2017-08-18 12:35:48
○ 2026-02-26 13:06:56
○ 2026-03-24 22:25:30

●MXmxa-00886301.gslb.pphosted.com2026-02-26 → 2026-03-24 · 3 obs

○ 2017-08-18 12:35:48
● 2026-02-26 13:06:56
● 2026-03-24 22:25:30

●MXmxb-00886301.gslb.pphosted.com2026-02-26 → 2026-03-24 · 3 obs

○ 2017-08-18 12:35:48
● 2026-02-26 13:06:56
● 2026-03-24 22:25:30

○A200.52.138.2312015-06-04 → 2016-09-26 · 4 obs

● 2015-06-04 05:04:28
● 2016-09-26 21:00:14
○ 2017-08-18 12:35:48
○ 2026-03-24 22:25:30

○A67.205.11.12017-08-18 → 2017-08-18 · 4 obs

○ 2016-09-26 21:00:14
● 2017-08-18 12:35:48
○ 2026-02-26 13:06:56
○ 2026-03-24 22:25:30

●A76.76.21.212026-02-26 → 2026-03-24 · 3 obs

○ 2017-08-18 12:35:48
● 2026-02-26 13:06:56
● 2026-03-24 22:25:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
firenzeworld.com	dns.alestra.net.mx, mail1.alestra.net.mx, mail2.alestra.net.mx	-

✅ Authoritative Response

Server:201.163.58.5

NS records: dns.alestra.net.mx, mail1.alestra.net.mx, mail2.alestra.net.mx

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firenzeworld.com (unsigned zone)

⏱️ Timing

Total: 402ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	3	`mail2.alestra.net.mx, dns.alestra.net.mx...`
MX	2	`mxb-00886301.gslb.pphosted.com (pri: 0), mxa-00886301.gslb.pphosted.com (pri: 0)`
TXT	5	`CTSGHUG49BU0NQEOCBHT1FF9GM9FK7NIHOQWJ3T7, knowbe4-site-verification=c0cba2b9a8085d...`
SOA	1	`dns.alestra.net.mx soporteip.axtel.com.m`

Analysis

Hierarchy

The parent of mail.firenzeworld.com is firenzeworld.com.

IP Addresses

firenzeworld.com points to a single IP number: 76.76.21.21.

Other host names, for instance personnelmanagement.com, docsystem.io, appbolaget.se, productcast.com and webpreview.com share IP numbers with firenzeworld.com.

Name Servers

The domain firenzeworld.com is delegated to three name servers: dns.alestra.net.mx, mail1.alestra.net.mx and mail2.alestra.net.mx.

firenzeworld.com shares name servers with other domains at least partially, for instance casece.mx, peasaautopartes.mx, 125.244.148.in-addr.arpa, multitraslados.com and 85.206.189.in-addr.arpa.

these name servers are often used with cnhmxdns01.cnh.com.mx, dns1.caaarem.org.mx and web.caaarem.org.mx.

Host names with a single IP number:

dns.alestra.net.mx points to 201.163.57.5.

mail1.alestra.net.mx points to 201.163.56.5.

mail2.alestra.net.mx points to 201.163.58.5.

Mail Servers

firenzeworld.com is handled by two mail servers: mxa-00886301.gslb.pphosted.com and mxb-00886301.gslb.pphosted.com.

firenzeworld.com shares the same mail server setup as other domains, including perdura.com.mx, baldocer.com, incepa.com.br, rocatiles.com and porcelanite-lamosa.com.

firenzeworld.com shares at least some mail servers with other domains, for instance euroceramica.com.

Host names with a single IP number:

mxa-00886301.gslb.pphosted.com points to 148.163.151.52.

mxb-00886301.gslb.pphosted.com points to 148.163.151.52.

Host names pointing to 148.163.151.52: mxa-00886301.gslb.pphosted.com and mxb-00886301.gslb.pphosted.com.

firenzeworld.com - robtex.com