`iscinternational.com`

DNSSEC	⚠️ Not signed
A	162.223.125.183^{🇺🇸 STACK-1162.223.125.0/24 ISCINT}
		PTR	`rev-162-223-125-183.iscinternational.com`
NS	`ns1.iscinternational.com` ⭐
		A	162.223.125.50^{🇺🇸 STACK-1162.223.125.0/24 ISCINT}
			PTR	`rev-162-223-125-50.iscinternational.com`
NS	`ns1.he.net`
		A	2001:470:100::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns1.he.net`
		A	216.218.130.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns1.he.net`
NS	`ns2.iscinternational.com`
		A	162.223.125.51^{🇺🇸 STACK-1162.223.125.0/24 ISCINT}
			PTR	`rev-162-223-125-51.iscinternational.com`
NS	`ns3.iscinternational.com`
		A	162.223.125.180^{🇺🇸 STACK-1162.223.125.0/24 ISCINT}
			PTR	`rev-162-223-125-180.iscinternational.com`
NS	`ns4.iscinternational.com`
		A	75.56.235.81^{🇺🇸 AS701875.48.0.0/12}
			PTR	`75-56-235-81.uvs.milwwi.sbcglobal.net`
MX	`iscinternational-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c901::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr04cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:c931::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr02cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch0pr04cu00603.inbound.protection.outlook.com`
		A	2a01:111:f403:f90f::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr04cu00201.inbound.protection.outlook.com`
		A	52.101.41.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00103.inbound.protection.outlook.com`
		A	52.101.41.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00204.inbound.protection.outlook.com`
		A	52.101.194.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch5pr02cu00200.inbound.protection.outlook.com`
		A	52.101.194.12^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch0pr04cu00504.inbound.protection.outlook.com`
TXT	`MS=BCAB51DFA639E22A2E3F3AF6402B143C1B5BB3CA`
TXT	`google-site-verification=-IWpFud8hd7n3kn-iiLm5I6BBVDPJB9uIYXrm-oP3nA`
TXT	`v=spf1 mx include:spf.protection.outlook.com a:ftp1.iscinternational.com a:mt...`
TXT	`MS=ms62565122`
SOA	`ns1.iscinternational.com`support@iscinternational.com 2025-02-25 #57

`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=1771291435

Subdomains

mta6.iscinternational.com

mta2.iscinternational.com

ns1.iscinternational.com

mta.iscinternational.com

ns3.iscinternational.com

ns4.iscinternational.com

mta5.iscinternational.com

mta1.iscinternational.com

mta4.iscinternational.com

mta3.iscinternational.com

ns2.iscinternational.com

ftp1.iscinternational.com

Same first word

iscinternational.com

iscinternational.org

iscinternational.net

Similar names

DNS History

18 records (7 active, 11 former)

●NSns1.he.net2026-03-02 → 2026-03-24 · 3 obs

○ 2015-06-11 13:32:16
● 2026-03-02 01:43:56
● 2026-03-24 12:09:18

●NSns1.iscinternational.com2015-06-11 → 2026-03-24 · 2 obs

● 2015-06-11 13:32:16
● 2026-03-24 12:09:18

●NSns2.iscinternational.com2015-06-11 → 2026-03-24 · 2 obs

● 2015-06-11 13:32:16
● 2026-03-24 12:09:18

●NSns3.iscinternational.com2015-06-11 → 2026-03-24 · 2 obs

● 2015-06-11 13:32:16
● 2026-03-24 12:09:18

●NSns4.iscinternational.com2015-06-11 → 2026-03-24 · 2 obs

● 2015-06-11 13:32:16
● 2026-03-24 12:09:18

○MXb-exchange1.iscinternational.com2016-01-05 → 2017-04-10 · 5 obs

○ 2015-10-24 07:08:56
● 2016-01-05 09:46:40
● 2017-04-10 12:54:16
○ 2026-03-02 01:43:56
○ 2026-03-24 12:09:18

○MXftp1.iscinternational.com2015-06-11 → 2015-06-11 · 3 obs

● 2015-06-11 13:32:16
○ 2015-10-24 07:08:56
○ 2026-03-24 12:09:18

○MXftp2.iscinternational.com2015-06-11 → 2015-06-11 · 3 obs

● 2015-06-11 13:32:16
○ 2015-10-24 07:08:56
○ 2026-03-24 12:09:18

○MXftp3.iscinternational.com2015-06-11 → 2015-06-11 · 3 obs

● 2015-06-11 13:32:16
○ 2015-10-24 07:08:56
○ 2026-03-24 12:09:18

○MXftp4.iscinternational.com2015-06-11 → 2015-06-11 · 3 obs

● 2015-06-11 13:32:16
○ 2015-10-24 07:08:56
○ 2026-03-24 12:09:18

○MXh-exchange1.iscinternational.com2016-01-05 → 2017-04-10 · 5 obs

○ 2015-10-24 07:08:56
● 2016-01-05 09:46:40
● 2017-04-10 12:54:16
○ 2026-03-02 01:43:56
○ 2026-03-24 12:09:18

●MXiscinternational-com.mail.protection.outlook.com2026-03-02 → 2026-03-24 · 3 obs

○ 2017-04-10 12:54:16
● 2026-03-02 01:43:56
● 2026-03-24 12:09:18

○MXmta1.iscinternational.com2015-10-24 → 2016-01-05 · 5 obs

○ 2015-06-11 13:32:16
● 2015-10-24 07:08:56
● 2016-01-05 09:46:40
○ 2016-03-31 15:00:36
○ 2026-03-24 12:09:18

●A162.223.125.1832026-03-02 → 2026-03-24 · 3 obs

○ 2017-04-10 12:54:16
● 2026-03-02 01:43:56
● 2026-03-24 12:09:18

○A67.53.158.12015-06-11 → 2017-04-10 · 4 obs

● 2015-06-11 13:32:16
● 2017-04-10 12:54:16
○ 2026-03-02 01:43:56
○ 2026-03-24 12:09:18

○A67.53.158.152015-06-11 → 2017-04-10 · 4 obs

● 2015-06-11 13:32:16
● 2017-04-10 12:54:16
○ 2026-03-02 01:43:56
○ 2026-03-24 12:09:18

○A67.53.158.32015-06-11 → 2017-04-10 · 4 obs

● 2015-06-11 13:32:16
● 2017-04-10 12:54:16
○ 2026-03-02 01:43:56
○ 2026-03-24 12:09:18

○A67.53.158.82015-06-11 → 2017-04-10 · 4 obs

● 2015-06-11 13:32:16
● 2017-04-10 12:54:16
○ 2026-03-02 01:43:56
○ 2026-03-24 12:09:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net...	-
iscinternational.com	ns1.he.net, ns1.iscinternational.com, ns2.iscinternational.com, ns3.iscinternational.com...	4 records

✅ Authoritative Response

Server:162.223.125.180

NS records: ns1.he.net, ns1.iscinternational.com, ns2.iscinternational.com, ns3.iscinternational.com, ns4.iscinternational.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iscinternational.com (unsigned zone)

⏱️ Timing

Total: 231ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.223.125.183`
NS	5	`ns4.iscinternational.com, ns1.he.net...`
MX	1	`iscinternational-com.mail.protection.out`
TXT	4	`google-site-verification=-IWpFud8hd7n3kn, v=spf1 mx include:spf.protection.outlook...`
SOA	1	`ns1.iscinternational.com support.iscinte`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (ns1.iscinternational.com, ns2.iscinternational.com, ns3.iscinternational.com...)

Analysis

Hierarchy

iscinternational.com is a parent of mta6.iscinternational.com, mta2.iscinternational.com, ns1.iscinternational.com, mta.iscinternational.com, ns3.iscinternational.com and several other host names.

IP Addresses

iscinternational.com points to a single IP number: 162.223.125.183.

Other host names, for instance iscfax.com, iscinternational.org, yourbluesky.com, iscinternational.net and iscgms.com share IP numbers with iscinternational.com.

Name Servers

iscinternational.com is delegated to five name servers: ns1.iscinternational.com, ns2.iscinternational.com, ns3.iscinternational.com, ns4.iscinternational.com and ns1.he.net.

iscinternational.com at least partially shares name servers with other domains, for instance efactura.org.es, 5.0.7.4.0.1.0.0.2.ip6.arpa, ns.syntagmax.com, fug.ee and royalhomestore.com.

These name servers are commonly used alongside ns2.he.net, ns3.he.net, ns4.he.net and ns5.he.net.

Host names with two IP numbers:

ns1.he.net points to: 2001:470:100::2 and 216.218.130.2.

Host names with one IP number:

ns1.iscinternational.com points to: 162.223.125.50.

ns2.iscinternational.com points to: 162.223.125.51.

ns3.iscinternational.com points to: 162.223.125.180.

ns4.iscinternational.com points to: 75.56.235.81.

Mail Servers

iscinternational.com is handled by a single mail server, iscinternational-com.mail.protection.outlook.com.

iscinternational-com.mail.protection.outlook.com resolves to eight IP addresses: 2a01:111:f403:c901::1, 2a01:111:f403:c931::, 2a01:111:f403:c946::3, 2a01:111:f403:f90f::1, 52.101.41.3, 52.101.41.4, 52.101.194.0 and 52.101.194.12.

iscinternational.com - robtex.com