`portableoconcentrators.com`

DNSSEC	⚠️ Not signed
A	166.117.120.15^{🇺🇸 Amazon166.117.112.0/20}
		PTR	`a3cf8ee3c29cadf90.awsglobalaccelerator.com`
NS	`ns1.enter-system.com` ⭐
		A	166.117.243.173^{🇺🇸 Amazon166.117.240.0/20}
			PTR	`ab8649197436604e4.awsglobalaccelerator.com`
NS	`ns2.enter-system.com`
		A	166.117.126.2^{🇺🇸 Amazon166.117.112.0/20}
			PTR	`ab8649197436604e4.awsglobalaccelerator.com`
MX	`mailme-backup.enter-system.com` ⭐
		A	216.55.101.204^{🇨🇦 AS3356216.55.96.0/21 Smart Servers USA Network C/O PureVoltage Hosting Inc. 7 Teleport Drive Staten Island, NY 10311 United States}
			PTR	`spamwall.enter-system.com`
MX	`mailme.enter-system.com`⁽¹⁰⁾
		A	216.55.101.204^{🇨🇦 AS3356216.55.96.0/21 Smart Servers USA Network C/O PureVoltage Hosting Inc. 7 Teleport Drive Staten Island, NY 10311 United States}
			PTR	`spamwall.enter-system.com`
TXT	`v=spf1 include:spf.enter-system.com`
SOA	`ns1.enter-system.com`administrator@portableoconcentrators.com 2026-01-20 #1

`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=1774429287

Subdomains

www.portableoconcentrators.com

Same first word

portableoconcentrators.com

DNS History

7 records (5 active, 2 former)

●NSns1.enter-system.com2015-06-05 → 2026-03-25 · 2 obs

● 2015-06-05 15:41:00
● 2026-03-25 09:23:12

●NSns2.enter-system.com2015-06-05 → 2026-03-25 · 2 obs

● 2015-06-05 15:41:00
● 2026-03-25 09:23:12

●MXmailme-backup.enter-system.com2015-06-05 → 2026-03-25 · 2 obs

● 2015-06-05 15:41:00
● 2026-03-25 09:23:12

●MXmailme.enter-system.com2015-06-05 → 2026-03-25 · 2 obs

● 2015-06-05 15:41:00
● 2026-03-25 09:23:12

●A166.117.120.152026-02-25 → 2026-03-25 · 3 obs

○ 2018-09-07 13:29:16
● 2026-02-25 04:15:26
● 2026-03-25 09:23:12

○A54.217.239.232015-06-05 → 2016-12-04 · 4 obs

● 2015-06-05 15:41:00
● 2016-12-04 05:42:38
○ 2018-09-07 13:29:16
○ 2026-03-25 09:23:12

○A54.76.177.852018-09-07 → 2018-09-07 · 4 obs

○ 2016-12-04 05:42:38
● 2018-09-07 13:29:16
○ 2026-02-25 04:15:26
○ 2026-03-25 09:23:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
portableoconcentrators.com	ns1.enter-system.com, ns2.enter-system.com	2 records

✅ Authoritative Response

Server:166.117.126.2

NS records: ns1.enter-system.com, ns2.enter-system.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for portableoconcentrators.com (unsigned zone)

⏱️ Timing

Total: 93ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`166.117.120.15`
NS	2	`ns1.enter-system.com, ns2.enter-system.com`
MX	3	`mailme.enter-system.com (pri: 10), mailme-backup.enter-system.com (pri: 20)...`
TXT	1	`v=spf1 include:spf.enter-system.com`
SOA	1	`ns1.enter-system.com administrator.porta`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.enter-system.com, ns2.enter-system.com)

Analysis

Hierarchy

The parent of www.portableoconcentrators.com is portableoconcentrators.com.

IP Addresses

portableoconcentrators.com points to a single IP number: 166.117.120.15.

Other host names, for instance nanoks.com, xn--8dbjj6bj.co.il, cohenslotus.com, loadstyle.com and signature-international.com share IP numbers with portableoconcentrators.com.

Name Servers

portableoconcentrators.com is delegated to two name servers: ns1.enter-system.com and ns2.enter-system.com.

portableoconcentrators.com uses the same name server setup as other domains, for instance brigitte-lemery.com, bike70.fr, tit-eng.com, insightintegral.com and alonilaw.com.

portableoconcentrators.com partially shares name servers with other domains, for instance live-music.co.il.

Host names with one IP number:

ns1.enter-system.com points to: 166.117.243.173.

ns2.enter-system.com points to: 166.117.126.2.

Mail Servers

portableoconcentrators.com is handled by two mail servers: mailme-backup.enter-system.com and mailme.enter-system.com.

portableoconcentrators.com shares the same mail server setup as other domains, including fixo.co.il, signature-international.com, precious.co.il, sinfonia-na-cidade.com and dental-centres.com.

portableoconcentrators.com shares some mail servers with other domains, including cohenslotus.com, escorticas.com, dwm.co.il, musicmagazine.co.il and dsphoto.biz.

Host names with a single IP number:

mailme-backup.enter-system.com points to 216.55.101.204.

mailme.enter-system.com points to 216.55.101.204.

Host names pointing to 216.55.101.204: mailme-backup.enter-system.com and mailme.enter-system.com.

portableoconcentrators.com - robtex.com