`rex.com.do`

DNSSEC	⚠️ Not signed
NS	`dns4.midominio.do` ⭐
		A	162.251.82.124^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.124.reverse.myorderbox.com`
		A	162.251.82.125^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.125.reverse.myorderbox.com`
		A	162.251.82.252^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.252.reverse.myorderbox.com`
		A	162.251.82.253^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.253.reverse.myorderbox.com`
NS	`dns1.midominio.do`
		A	162.251.82.122^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.122.reverse.myorderbox.com`
		A	162.251.82.123^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.123.reverse.myorderbox.com`
		A	162.251.82.250^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.250.reverse.myorderbox.com`
		A	162.251.82.251^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.251.reverse.myorderbox.com`
NS	`dns2.midominio.do`
		A	162.251.82.120^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.120.reverse.myorderbox.com`
		A	162.251.82.121^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.121.reverse.myorderbox.com`
		A	162.251.82.248^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.248.reverse.myorderbox.com`
		A	162.251.82.249^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.249.reverse.myorderbox.com`
NS	`dns3.midominio.do`
		A	162.251.82.118^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.118.reverse.myorderbox.com`
		A	162.251.82.119^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.119.reverse.myorderbox.com`
		A	162.251.82.246^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.246.reverse.myorderbox.com`
		A	162.251.82.247^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.247.reverse.myorderbox.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
TXT	`TTL should not be less than 7200.`
TXT	`google-site-verification=UxZuifc42XUYil8BSkMpTQyBD6UnS6u_ytEobBXG2-s`
SOA	`dns4.midominio.do`rex-itsupport@rex.com.do 2026-07-22 #1

`com.do`

	DNSSEC	⚠️ Not signed
	NS	`ns2.nic.do` ⭐ ⚠️ Not in parent delegation
	NS	`a.lactld.org` ⚠️ Not in parent delegation
	NS	`ns.nic.do` ⚠️ Not in parent delegation
	NS	`ns1.nic.do` ⚠️ Not in parent delegation
	NS	`ns4.nic.do` ⚠️ Not in parent delegation
	NS	`ns5.nic.do` ⚠️ Not in parent delegation
	NS	`phloem.uoregon.edu` ⚠️ Not in parent delegation
	TXT	`Generation Time: 1785096310`
	SOA	`ns1.nic.do`hostmaster@nic.do 2026-07-26 #20

⚠️ On DNS blocklist: tif
WOT: SAFE (99/100)

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DNS History

14 records (9 active, 5 former)

●NSdns1.midominio.do2026-07-24 → 2026-07-26 · 3 obs

○ 2018-05-24 18:33:36
● 2026-07-24 22:54:04
● 2026-07-26 22:03:38

●NSdns2.midominio.do2026-07-24 → 2026-07-26 · 3 obs

○ 2018-05-24 18:33:36
● 2026-07-24 22:54:04
● 2026-07-26 22:03:38

●NSdns3.midominio.do2026-07-24 → 2026-07-26 · 3 obs

○ 2018-05-24 18:33:36
● 2026-07-24 22:54:04
● 2026-07-26 22:03:38

●NSdns4.midominio.do2026-07-24 → 2026-07-26 · 3 obs

○ 2018-05-24 18:33:36
● 2026-07-24 22:54:04
● 2026-07-26 22:03:38

○NSns1.mediatemple.net2018-05-24 → 2018-05-24 · 3 obs

● 2018-05-24 18:33:36
○ 2026-07-24 22:54:04
○ 2026-07-26 22:03:38

○NSns2.mediatemple.net2018-05-24 → 2018-05-24 · 3 obs

● 2018-05-24 18:33:36
○ 2026-07-24 22:54:04
○ 2026-07-26 22:03:38

●MXalt1.aspmx.l.google.com2026-07-24 → 2026-07-26 · 3 obs

○ 2018-05-24 18:33:36
● 2026-07-24 22:54:04
● 2026-07-26 22:03:38

●MXalt2.aspmx.l.google.com2026-07-24 → 2026-07-26 · 3 obs

○ 2018-05-24 18:33:36
● 2026-07-24 22:54:04
● 2026-07-26 22:03:38

●MXalt3.aspmx.l.google.com2026-07-24 → 2026-07-26 · 3 obs

○ 2018-05-24 18:33:36
● 2026-07-24 22:54:04
● 2026-07-26 22:03:38

●MXalt4.aspmx.l.google.com2026-07-24 → 2026-07-26 · 3 obs

○ 2018-05-24 18:33:36
● 2026-07-24 22:54:04
● 2026-07-26 22:03:38

●MXaspmx.l.google.com2026-07-24 → 2026-07-26 · 3 obs

○ 2018-05-24 18:33:36
● 2026-07-24 22:54:04
● 2026-07-26 22:03:38

○MXcp26.grupo.host2018-05-24 → 2018-05-24 · 3 obs

● 2018-05-24 18:33:36
○ 2026-07-24 22:54:04
○ 2026-07-26 22:03:38

○MXmx.rex.com.do2018-05-24 → 2018-05-24 · 3 obs

● 2018-05-24 18:33:36
○ 2026-07-24 22:54:04
○ 2026-07-26 22:03:38

○A192.185.77.2112018-05-24 → 2018-05-24 · 3 obs

● 2018-05-24 18:33:36
○ 2026-07-24 22:54:04
○ 2026-07-26 22:03:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
do	a.lactld.org, ns.nic.do, ns1.nic.do, ns2.nic.do...	14 records
rex.com.do	dns1.midominio.do, dns2.midominio.do, dns3.midominio.do, dns4.midominio.do	-

✅ Authoritative Response

Server:162.251.82.120

NS records: dns1.midominio.do, dns2.midominio.do, dns3.midominio.do, dns4.midominio.do

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for do (unsigned zone)

⏱️ Timing

Total: 662ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`dns4.midominio.do, dns3.midominio.do...`
MX	5	`alt1.aspmx.l.google.com (pri: 5), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`google-site-verification=UxZuifc42XUYil8, TTL should not be less than 7200....`
SOA	1	`dns4.midominio.do rex-itsupport.rex.com.`

📌 Glue Records Collected

Total: 14

In-bailiwick: 10 (ns.nic.do, ns1.nic.do, ns2.nic.do...)

Out-of-bailiwick: 4 (a.lactld.org, phloem.uoregon.edu, a.lactld.org...)

Analysis

Name Servers

The NS records for rex.com.do point to four name servers: dns1.midominio.do, dns2.midominio.do, dns3.midominio.do and dns4.midominio.do.

rex.com.do shares at least some of its name servers with other domains, including sertel.com.do, ccsi.org.do, superlama.com.do and two others.

Each hostname dns1.midominio.do, dns2.midominio.do, dns3.midominio.do and dns4.midominio.do has four IP addresses: dns1.midominio.do has 162.251.82.122, 162.251.82.123, 162.251.82.250 and 162.251.82.251; dns2.midominio.do has 162.251.82.120, 162.251.82.121, 162.251.82.248 and 162.251.82.249; dns3.midominio.do has 162.251.82.118, 162.251.82.119, 162.251.82.246 and 162.251.82.247; dns4.midominio.do has 162.251.82.124, 162.251.82.125, 162.251.82.252 and 162.251.82.253.

Mail Servers

Mail for rex.com.do is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between rex.com.do and other domains, including pacprints.com, haveagood.holiday, beunity.com and two others.

alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

The A records for aspmx.l.google.com return 142.251.163.27 and 2607:f8b0:4004:c07::1b.

The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.

The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1a.

The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1b.