isercom.com - dns.ninja

`isercom.com`

DNSSEC	⚠️ Not signed
A	164.138.209.15^{🇪🇸 CYBERNETICOS164.138.208.0/22 abuse@cyberneticos.com cyberneticos bgp c1}
		PTR	`comp13plus.cyberneticos.com`
NS	`ns25a.cyberneticos.com` ⭐
		A	164.138.209.15^{🇪🇸 CYBERNETICOS164.138.208.0/22 abuse@cyberneticos.com cyberneticos bgp c1}
			PTR	`comp13plus.cyberneticos.com`
NS	`ns25b.cyberneticos.com`
		A	85.17.14.30^{🇳🇱 LEASEWEB-NL-AMS-0185.17.0.0/16 LEASEWEB}
			PTR	`nameserver1.cyberneticos.com`
MX	`isercom-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::8^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db5pr02cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::9^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00601.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.16^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00400.inbound.protection.outlook.com`
		A	52.101.73.1^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am3pr04cu00501.inbound.protection.outlook.com`
		A	52.101.73.26^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr05cu01302.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns25a.cyberneticos.com`hostmaster@isercom.com 2026-06-17 #0

`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=1783188351

Subdomains

correo.isercom.com

mail.isercom.com

Same first word

isercom.com

isercom.es

isercom.cl

Similar names

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microse.com

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semicro.com

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miresco.com

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coremis.com

simcore.fr

eircoms.com

sirecom.com.br

miscore.com.au

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imscore.com

imcoser.com

cimerso.com

miescor.com

sirecom.ma

semicro.org

sericom.eu

simcero.com

crimeos.com

sirecom.ch

DNS History

18 records (4 active, 14 former)

○NSdns5.servidoresdns.net2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 18:06:24
○ 2015-08-21 09:03:46
○ 2026-07-04 18:30:42

○NSdns6.servidoresdns.net2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 18:06:24
○ 2015-08-21 09:03:46
○ 2026-07-04 18:30:42

○NSns1.losdns.net2015-08-21 → 2016-07-08 · 5 obs

○ 2008-03-17 18:06:24
● 2015-08-21 09:03:46
● 2016-07-08 17:33:44
○ 2016-11-23 03:12:14
○ 2026-07-04 18:30:42

○NSns1.srv-hostalia.com2016-11-23 → 2017-04-09 · 5 obs

○ 2016-07-08 17:33:44
● 2016-11-23 03:12:14
● 2017-04-09 10:50:58
○ 2026-02-16 00:15:00
○ 2026-07-04 18:30:42

○NSns2.losdns.net2015-08-21 → 2016-07-08 · 5 obs

○ 2008-03-17 18:06:24
● 2015-08-21 09:03:46
● 2016-07-08 17:33:44
○ 2016-11-23 03:12:14
○ 2026-07-04 18:30:42

○NSns2.srv-hostalia.com2016-11-23 → 2017-04-09 · 5 obs

○ 2016-07-08 17:33:44
● 2016-11-23 03:12:14
● 2017-04-09 10:50:58
○ 2026-02-16 00:15:00
○ 2026-07-04 18:30:42

●NSns25a.cyberneticos.com2026-02-16 → 2026-07-04 · 3 obs

○ 2017-04-09 10:50:58
● 2026-02-16 00:15:00
● 2026-07-04 18:30:42

●NSns25b.cyberneticos.com2026-02-16 → 2026-07-04 · 3 obs

○ 2017-04-09 10:50:58
● 2026-02-16 00:15:00
● 2026-07-04 18:30:42

○MXcorreo.isercom.com2015-08-21 → 2016-07-08 · 5 obs

○ 2008-03-17 18:06:24
● 2015-08-21 09:03:46
● 2016-07-08 17:33:44
○ 2016-11-23 03:12:14
○ 2026-07-04 18:30:42

○MXisercom-com.mail.eo.outlook.com2026-02-16 → 2026-04-10 · 5 obs

○ 2017-04-09 10:50:58
● 2026-02-16 00:15:00
● 2026-04-10 10:43:46
○ 2026-04-13 15:27:02
○ 2026-07-04 18:30:42

●MXisercom-com.mail.protection.outlook.com2026-04-13 → 2026-07-04 · 3 obs

○ 2026-04-10 10:43:46
● 2026-04-13 15:27:02
● 2026-07-04 18:30:42

○MXmail.isercom.com2015-08-21 → 2016-07-08 · 5 obs

○ 2008-03-17 18:06:24
● 2015-08-21 09:03:46
● 2016-07-08 17:33:44
○ 2016-11-23 03:12:14
○ 2026-07-04 18:30:42

○MXmx.isercom.com2016-11-23 → 2017-04-09 · 5 obs

○ 2016-07-08 17:33:44
● 2016-11-23 03:12:14
● 2017-04-09 10:50:58
○ 2026-02-16 00:15:00
○ 2026-07-04 18:30:42

○MXsmtp-02.servidoresdns.net2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 18:06:24
○ 2015-08-21 09:03:46
○ 2026-07-04 18:30:42

●A164.138.209.152026-02-16 → 2026-07-04 · 3 obs

○ 2017-04-09 10:50:58
● 2026-02-16 00:15:00
● 2026-07-04 18:30:42

○A176.28.103.2052016-11-23 → 2017-04-09 · 5 obs

○ 2016-07-08 17:33:44
● 2016-11-23 03:12:14
● 2017-04-09 10:50:58
○ 2026-02-16 00:15:00
○ 2026-07-04 18:30:42

○A217.76.128.472008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 18:06:24
○ 2015-08-21 09:03:46
○ 2026-07-04 18:30:42

○A91.142.208.1322015-08-21 → 2016-07-08 · 5 obs

○ 2008-03-17 18:06:24
● 2015-08-21 09:03:46
● 2016-07-08 17:33:44
○ 2016-11-23 03:12:14
○ 2026-07-04 18:30:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net...	-
isercom.com	ns25a.cyberneticos.com, ns25b.cyberneticos.com	2 records

✅ Authoritative Response

Server:85.17.14.30

NS records: ns25a.cyberneticos.com, ns25b.cyberneticos.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for isercom.com (unsigned zone)

⏱️ Timing

Total: 265ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`164.138.209.15`
NS	2	`ns25b.cyberneticos.com, ns25a.cyberneticos.com`
MX	1	`isercom-com.mail.protection.outlook.com`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns25a.cyberneticos.com hostmaster.iserco`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns25a.cyberneticos.com, ns25b.cyberneticos.com)

Analysis

Hierarchy

isercom.com is the parent domain of correo.isercom.com and mail.isercom.com.

IP Addresses

isercom.com points to a single IP number: 164.138.209.15.

Additional host names — duoled.com, bienestar-natural.com, empecinado.com and two others — share IP numbers with isercom.com.

Name Servers

isercom.com uses two name servers for its delegation: ns25a.cyberneticos.com and ns25b.cyberneticos.com.

isercom.com shares its name server setup with other domains, including emlaloma.es, rotaryclubdemallorca.org, registrodehuellaretiniana.com and two others.

Some of isercom.com's name servers are also used by other domains, including mendivil.eu, delbetis.com, ribaforada.eu and tf-interiorismo.com.

These name servers are regularly seen alongside ns13plusa.cyberneticos.com and ns13plusb.cyberneticos.com as name servers.

ns25a.cyberneticos.com resolves to 164.138.209.15. ns25b.cyberneticos.com resolves to 85.17.14.30. Both host names point to a single IP number.

Mail Servers

isercom.com has one mail server: isercom-com.mail.protection.outlook.com.

isercom-com.mail.protection.outlook.com points to 8 IP numbers: 52.101.68.3, 52.101.68.16, 52.101.73.1 and 5 other.