`jcrinformatica.com`

DNSSEC	⚠️ Not signed
A	200.161.80.152^{🇧🇷 Vivo_Fixed_Broadband_Services200.161.0.0/17}
		PTR	`200-161-80-152.dsl.telesp.net.br`
NS	`ipv6.alfran.net.br` ⭐
		A	2804:128c:c000:0:20c:29ff:fe99:bca0^{🇧🇷 UNSPECIFIED2804:128c::/32 WIX}
		A	191.242.224.210^{🇧🇷 UNSPECIFIED191.242.224.0/22 WIX}
			PTR	`191-242-224-210.directlan.net.br`
NS	`dns2-v6.alfran.net.br`
		A	2804:128c:c000:0:20c:29ff:fe58:2356^{🇧🇷 UNSPECIFIED2804:128c::/32 WIX}
		A	177.105.115.122^{🇧🇷 AS-Brconecta177.105.115.0/24}
			PTR	`host-177-105-115-122.brconecta.com.br`
MX	`seguro.alfran.com.br` ⭐
		A	200.159.67.138^{🇧🇷 Vivo_B2B_Services200.159.64.0/19}
			PTR	`seguro.alfran.com.br`
MX	`mail.alfran.net.br`⁽²⁰⁾
		A	2804:128c:c000:0:b005:d6d4:9d6b:3488^{🇧🇷 UNSPECIFIED2804:128c::/32 WIX}
		A	177.105.115.124^{🇧🇷 AS-Brconecta177.105.115.0/24}
			PTR	`mail.alfran.net.br`
TXT	`v=spf1 ip4:192.168.12.253 ip4:192.168.12.249 ip4:177.105.115.121/29 ip4:200.1...`
SOA	`ipv6.alfran.net.br`dns2-v6@alfran.net.br serial=2

`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=1776323677

Previously MX for

jcrinformatica.com

Same first word

jcrinformatica.com

DNS History

15 records (5 active, 10 former)

●NSdns2-v6.alfran.net.br2026-02-24 → 2026-04-16 · 3 obs

○ 2021-04-08 15:59:10
● 2026-02-24 01:31:56
● 2026-04-16 07:37:28

○NShp.alfran.com.br2016-04-03 → 2021-04-08 · 5 obs

○ 2016-01-04 10:30:34
● 2016-04-03 14:59:28
● 2021-04-08 15:59:10
○ 2026-02-24 01:31:56
○ 2026-04-16 07:37:28

○NShp2.alfran.com.br2016-04-03 → 2017-06-04 · 5 obs

○ 2016-01-04 10:30:34
● 2016-04-03 14:59:28
● 2017-06-04 21:36:08
○ 2021-04-08 15:59:10
○ 2026-04-16 07:37:28

●NSipv6.alfran.net.br2026-02-24 → 2026-04-16 · 3 obs

○ 2021-04-08 15:59:10
● 2026-02-24 01:31:56
● 2026-04-16 07:37:28

○NSns1.recservers.com2015-05-25 → 2016-01-04 · 4 obs

● 2015-05-25 06:43:58
● 2016-01-04 10:30:34
○ 2016-04-03 14:59:28
○ 2026-04-16 07:37:28

○NSns2.recservers.com2015-05-25 → 2016-01-04 · 4 obs

● 2015-05-25 06:43:58
● 2016-01-04 10:30:34
○ 2016-04-03 14:59:28
○ 2026-04-16 07:37:28

○NSsor.alfran.com.br2021-04-08 → 2021-04-08 · 4 obs

○ 2017-06-04 21:36:08
● 2021-04-08 15:59:10
○ 2026-02-24 01:31:56
○ 2026-04-16 07:37:28

○NSsun.alfran.com.br2016-04-03 → 2021-04-08 · 5 obs

○ 2016-01-04 10:30:34
● 2016-04-03 14:59:28
● 2021-04-08 15:59:10
○ 2026-02-24 01:31:56
○ 2026-04-16 07:37:28

○MXjcrinformatica.com2015-05-25 → 2016-01-04 · 4 obs

● 2015-05-25 06:43:58
● 2016-01-04 10:30:34
○ 2016-04-03 14:59:28
○ 2026-04-16 07:37:28

●MXmail.alfran.net.br2026-02-24 → 2026-04-16 · 3 obs

○ 2021-04-08 15:59:10
● 2026-02-24 01:31:56
● 2026-04-16 07:37:28

○MXmail.jcrinformatica.com2016-04-03 → 2017-06-04 · 5 obs

○ 2016-01-04 10:30:34
● 2016-04-03 14:59:28
● 2017-06-04 21:36:08
○ 2021-04-08 15:59:10
○ 2026-04-16 07:37:28

●MXseguro.alfran.com.br2021-04-08 → 2026-04-16 · 3 obs

○ 2017-06-04 21:36:08
● 2021-04-08 15:59:10
● 2026-04-16 07:37:28

○A162.221.185.2022015-05-25 → 2016-01-04 · 4 obs

● 2015-05-25 06:43:58
● 2016-01-04 10:30:34
○ 2016-04-03 14:59:28
○ 2026-04-16 07:37:28

○A187.115.128.1292016-04-03 → 2021-04-08 · 5 obs

○ 2016-01-04 10:30:34
● 2016-04-03 14:59:28
● 2021-04-08 15:59:10
○ 2026-02-24 01:31:56
○ 2026-04-16 07:37:28

●A200.161.80.1522026-02-24 → 2026-04-16 · 3 obs

○ 2021-04-08 15:59:10
● 2026-02-24 01:31:56
● 2026-04-16 07:37:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jcrinformatica.com	ipv6.alfran.net.br, dns2-v6.alfran.net.br	-

✅ Authoritative Response

Server:177.105.115.122

NS records: ipv6.alfran.net.br, dns2-v6.alfran.net.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jcrinformatica.com (unsigned zone)

⏱️ Timing

Total: 847ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`200.161.80.152`
NS	2	`dns2-v6.alfran.net.br, ipv6.alfran.net.br`
MX	2	`seguro.alfran.com.br (pri: 10), mail.alfran.net.br (pri: 20)`
TXT	1	`v=spf1 ip4:192.168.12.253 ip4:192.168.12`
SOA	1	`ipv6.alfran.net.br dns2-v6.alfran.net.br`

Analysis

IP Addresses

jcrinformatica.com maps to IP address 200.161.80.152.

Other host names, for instance enginox.com.br, www.alfran.com.br, www.hidraulicaboi.com.br, alfran.com.br and engecall.com.br share IP numbers with jcrinformatica.com.

Name Servers

Two name servers dns2-v6.alfran.net.br and ipv6.alfran.net.br are delegated to jcrinformatica.com.

jcrinformatica.com uses the same name server configuration as other domains, such as sferacontabil.com.br, hidraulicaboi.com.br, parafusossorocaba.com.br, enginox.com.br and calhasboi.com.br.

Host names with two IPs:

dns2-v6.alfran.net.br points to 2804:128c:c000:0:20c:29ff:fe58:2356 and 177.105.115.122.

ipv6.alfran.net.br points to 2804:128c:c000:0:20c:29ff:fe99:bca0 and 191.242.224.210.

Mail Servers

Two mail servers handle jcrinformatica.com: seguro.alfran.com.br and mail.alfran.net.br.

jcrinformatica.com shares mail servers with other domains at least in part, for instance engecall.com.br, alfran.net.br, sferacontabil.com.br, hidraulicaboi.com.br and parafusossorocaba.com.br.

Host names by IP count:

Two IP numbers: The host name mail.alfran.net.br points to 2804:128c:c000:0:b005:d6d4:9d6b:3488 and 177.105.115.124.

One IP number: The host name seguro.alfran.com.br points to 200.159.67.138.

jcrinformatica.com - robtex.com