28corp.com - dns.ninja

`28corp.com`

DNSSEC	⚠️ Not signed
A	185.207.250.9^{🇺🇸 CONTABO185.207.250.0/24}
		PTR	`mail.bookintouch.com`
NS	`ns5.mydnspt.net` ⭐
		A	130.185.80.65^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
			PTR	`parking.webserver.pt`
NS	`ns6.mydnspt.net`
		A	78.47.250.232^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
			PTR	`static.232.250.47.78.clients.your-server.de`
MX	`mxa.cleanmx.pt` ⭐
		A	94.46.20.126^{🇵🇹 ALMOUROLTEC94.46.20.0/24}
			PTR	`mxd.cleanmx.pt`
		A	109.71.47.40^{🇵🇹 ALMOUROLTEC109.71.47.0/24 SERVICOS DE INFORMATICA E INTERNET LDA}
		A	130.185.80.40^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
		A	130.185.80.249^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
MX	`mxb.cleanmx.pt`⁽²⁰⁾
		A	94.46.20.126^{🇵🇹 ALMOUROLTEC94.46.20.0/24}
			PTR	`mxd.cleanmx.pt`
		A	109.71.47.40^{🇵🇹 ALMOUROLTEC109.71.47.0/24 SERVICOS DE INFORMATICA E INTERNET LDA}
		A	130.185.80.40^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
		A	130.185.80.249^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
TXT	`v=spf1 ip4:185.67.20.0/24 -all`
SOA	`ns5.mydnspt.net`reports@ptisp.pt 2026-07-30 #10

`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=1785591297

Subdomains

mail.28corp.com

Same first word

28corp.com

DNS History

10 records (5 active, 5 former)

○NSns1.afternic.com2016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 17:27:42
○ 2018-01-19 11:26:46
○ 2026-08-01 13:36:14

○NSns2.afternic.com2016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 17:27:42
○ 2018-01-19 11:26:46
○ 2026-08-01 13:36:14

●NSns5.mydnspt.net2026-03-27 → 2026-08-01 · 3 obs

○ 2018-01-19 11:26:46
● 2026-03-27 08:06:50
● 2026-08-01 13:36:14

●NSns6.mydnspt.net2026-03-27 → 2026-08-01 · 3 obs

○ 2018-01-19 11:26:46
● 2026-03-27 08:06:50
● 2026-08-01 13:36:14

○MXmail.28corp.com2026-03-27 → 2026-03-27 · 4 obs

● 2026-03-27 08:06:50
● 2026-03-27 11:25:10
○ 2026-03-30 18:23:46
○ 2026-08-01 13:36:14

●MXmxa.cleanmx.pt2026-03-30 → 2026-08-01 · 3 obs

○ 2026-03-27 11:25:10
● 2026-03-30 18:23:46
● 2026-08-01 13:36:14

●MXmxb.cleanmx.pt2026-03-30 → 2026-08-01 · 3 obs

○ 2026-03-27 11:25:10
● 2026-03-30 18:23:46
● 2026-08-01 13:36:14

○A109.71.47.212026-03-27 → 2026-03-27 · 3 obs

○ 2018-01-19 11:26:46
● 2026-03-27 08:06:50
○ 2026-08-01 13:36:14

○A184.168.221.1042016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 17:27:42
○ 2018-01-19 11:26:46
○ 2026-08-01 13:36:14

●A185.207.250.92026-08-01 → 2026-08-01 · 2 obs

○ 2026-03-27 08:06:50
● 2026-08-01 13:36:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
28corp.com	ns5.mydnspt.net, ns6.mydnspt.net	-

✅ Authoritative Response

Server:130.185.80.65

NS records: ns5.mydnspt.net, ns6.mydnspt.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 28corp.com (unsigned zone)

⏱️ Timing

Total: 519ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.207.250.9`
NS	2	`ns5.mydnspt.net, ns6.mydnspt.net`
MX	2	`mxb.cleanmx.pt (pri: 20), mxa.cleanmx.pt (pri: 10)`
TXT	1	`v=spf1 ip4:185.67.20.0/24 -all`
SOA	1	`ns5.mydnspt.net reports.ptisp.pt`

Analysis

Hierarchy

28corp.com serves as the parent of mail.28corp.com.

IP Addresses

28corp.com points to a single IP number: 185.207.250.9.

Name Servers

28corp.com uses two name servers for its delegation: ns5.mydnspt.net and ns6.mydnspt.net.

28corp.com shares its name server setup with other domains, including vitotools.com, nodes.pt, autoarnelas.pt and two others.

28corp.com has at least partial name server overlap with other domains, such as inkmania.es, saboresesaberesdabeirabaixa.com, queijariacachopas.com and two others.

ns5.mydnspt.net directs to 130.185.80.65 and ns6.mydnspt.net directs to 78.47.250.232; each host name points to exactly one IP number.

Mail Servers

28corp.com has two mail servers: mxa.cleanmx.pt and mxb.cleanmx.pt.

28corp.com shares the same mail server setup as other domains, including incat.pt, she-si.com, jocafer.pt and two others.

28corp.com shares mail servers — at least in part — with other domains, including pme-negocios.com, valinveste.pt, iwm.pt and two others.

The hosts mxa.cleanmx.pt and mxb.cleanmx.pt each point to four IP addresses: mxa.cleanmx.pt resolves to 94.46.20.126, 109.71.47.40, 130.185.80.40 and 130.185.80.249 and mxb.cleanmx.pt directs to 94.46.20.126, 109.71.47.40, 130.185.80.40 and 130.185.80.249.

Both mxa.cleanmx.pt and mxb.cleanmx.pt resolve to 94.46.20.126 IP addresses each.

Both mxa.cleanmx.pt and mxb.cleanmx.pt resolve to 109.71.47.40 IP addresses each.

Both mxa.cleanmx.pt and mxb.cleanmx.pt resolve to 130.185.80.40 IP addresses each.

Both mxa.cleanmx.pt and mxb.cleanmx.pt resolve to 130.185.80.249 IP addresses each.