caltech.com - dns.ninja

`caltech.com`

DNSSEC	⚠️ Not signed
A	3.33.251.168^{🇺🇸 Amazon3.33.240.0/20}
		PTR	`aec037177372cc6cd.awsglobalaccelerator.com`
A	15.197.225.128^{🇺🇸 Amazon15.197.224.0/20}
NS	`ns19.domaincontrol.com` ⭐
		A	2603:5:21d0::a^{🇺🇸 GODADDY-DNS2603:5:21d0::/44}
			PTR	`ns19.domaincontrol.com`
		A	97.74.109.10^{🇺🇸 GODADDY-DNS97.74.108.0/23}
			PTR	`ns19.domaincontrol.com`
NS	`ns20.domaincontrol.com`
		A	2603:5:22d0::a^{🇺🇸 GODADDY-DNS2603:5:22d0::/44}
			PTR	`ns20.domaincontrol.com`
		A	173.201.77.10^{🇺🇸 GODADDY-DNS173.201.76.0/23}
			PTR	`ns20.domaincontrol.com`
MX	`caltech-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01602.inbound.protection.outlook.com`
		A	2a01:111:f403:c92c::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr02cu00601.inbound.protection.outlook.com`
		A	52.101.9.11^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr04cu00103.inbound.protection.outlook.com`
		A	52.101.11.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.11.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr03cu00202.inbound.protection.outlook.com`
		A	52.101.50.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr02cu00502.inbound.protection.outlook.com`
TXT	`v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all`
TXT	`u9MBncoO5PEWlWHnIudCHia0HZS4rSeTotJ6y0IrO3BnOiaj2XReON1DFvo+M7NCKfhOjA9TcvnYF...`
TXT	`atlassian-domain-verification=UalbSq7uvzOz23iMeuGzcARVxFMw0go271q2e1ngxbWthlX...`
TXT	`amazonses:Sz7/KCz8BjVHUIG1r2q3EDQmSZDZ0/VVgH3HSvpe1gs=`
TXT	`9rhioraosfpjfrsgqtqtkf2fk9`
TXT	`hj46t1bv6rdbpb2rrhhoph7ejl`
TXT	`google-site-verification=BwdIqZ_6T4nHLQpCpmGHcdIpIr6YQmbKwPlytX1E38s`
TXT	`MS=ms80560797`
TXT	`_ghi3m8a6dx9l4hushln4l5k4ubx6hnd`
TXT	`google-site-verification=5xVbn812rqiCW121EAgUwC9nBru4DwRferxW9p6GzI0`
TXT	`v=verifydomain MS=7194948`
TXT	`qdgqi9k33ostgg8625umeliovt`
SOA	`ns19.domaincontrol.com`dns@jomax.net 2026-06-22 #3

`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=1782601885

📈 Tranco rank: #560,746

Subdomains

noc2-sc.caltech.com

www.caltech.com

filestore.caltech.com

evault.caltech.com

ss.caltech.com

evault-amp.caltech.com

expert.caltech.com

noc2.caltech.com

noc.caltech.com

Same first word

caltech.biz

caltech.cn

caltech.eu

caltech.eng.br

caltech.com.tw

caltech.hu

caltech.se

caltech.ie

caltech.co.th

caltech.bank

caltech.co

caltech.be

caltech.pl

caltech.edu

caltech.fr

caltech.email

caltech.co.uk

caltech.com.my

caltech.online

caltech.es

caltech.ru

caltech.college

caltech.com

caltech.io

caltech.info

caltech.ai

caltech.mobi

caltech.dk

caltech.ca

caltech.de

caltech.nl

caltech.africa

caltech.us

caltech.net

caltech.org

caltech.co.nz

caltech.com.br

Similar names

lecchat.com

theaccl.com

lecatch.com

acltech.co.in

alctech.com

lcatech.com

cltahec.org

clatech.com

clatech.ch

acltech.ca

thelcca.org

acltech.com

clechat.com

chaletc.com

chaltec.de

aceclht.com

telchac.com

thecalc.org

thelacc.com

lactech.ca

techlca.com

catchle.com

clatech.co.th

clachet.com

thelacc.org

lcatech.net

cltahec.com

chaltec.com

lactech.com

DNS History

11 records (5 active, 6 former)

●NSns19.domaincontrol.com2015-07-14 → 2026-06-27 · 2 obs

● 2015-07-14 10:10:44
● 2026-06-27 23:39:08

●NSns20.domaincontrol.com2015-07-14 → 2026-06-27 · 2 obs

● 2015-07-14 10:10:44
● 2026-06-27 23:39:08

○MXasp.reflexion.net2016-11-16 → 2018-09-20 · 5 obs

○ 2016-04-06 18:15:04
● 2016-11-16 22:17:46
● 2018-09-20 16:30:22
○ 2026-02-16 08:44:24
○ 2026-06-27 23:39:08

●MXcaltech-com.mail.protection.outlook.com2026-02-16 → 2026-06-27 · 3 obs

○ 2018-09-20 16:30:22
● 2026-02-16 08:44:24
● 2026-06-27 23:39:08

○MXcaltech.com.inbound10.mxlogic.net2015-07-14 → 2016-04-06 · 4 obs

● 2015-07-14 10:10:44
● 2016-04-06 18:15:04
○ 2016-11-16 22:17:46
○ 2026-06-27 23:39:08

○MXcaltech.com.inbound10.mxlogicmx.net2015-07-14 → 2016-04-06 · 4 obs

● 2015-07-14 10:10:44
● 2016-04-06 18:15:04
○ 2016-11-16 22:17:46
○ 2026-06-27 23:39:08

○MXmx-100.reflexion.net2016-11-16 → 2018-09-20 · 5 obs

○ 2016-04-06 18:15:04
● 2016-11-16 22:17:46
● 2018-09-20 16:30:22
○ 2026-02-16 08:44:24
○ 2026-06-27 23:39:08

○MXmx-110.reflexion.net2016-11-16 → 2018-09-20 · 5 obs

○ 2016-04-06 18:15:04
● 2016-11-16 22:17:46
● 2018-09-20 16:30:22
○ 2026-02-16 08:44:24
○ 2026-06-27 23:39:08

●A15.197.225.1282026-02-16 → 2026-06-27 · 3 obs

○ 2018-09-20 16:30:22
● 2026-02-16 08:44:24
● 2026-06-27 23:39:08

○A207.204.52.1342015-07-14 → 2018-09-20 · 4 obs

● 2015-07-14 10:10:44
● 2018-09-20 16:30:22
○ 2026-02-16 08:44:24
○ 2026-06-27 23:39:08

●A3.33.251.1682026-02-16 → 2026-06-27 · 3 obs

○ 2018-09-20 16:30:22
● 2026-02-16 08:44:24
● 2026-06-27 23:39:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
caltech.com	ns19.domaincontrol.com, ns20.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.77.10

NS records: ns19.domaincontrol.com, ns20.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for caltech.com (unsigned zone)

⏱️ Timing

Total: 110ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`15.197.225.128, 3.33.251.168`
NS	2	`ns19.domaincontrol.com, ns20.domaincontrol.com`
MX	1	`caltech-com.mail.protection.outlook.com`
TXT	12	`v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}., u9MBncoO5PEWlWHnIudCHia0HZS4rSeTotJ6y0Ir...`
SOA	1	`ns19.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns19.domaincontrol.com, ns19.domaincontrol.com, ns20.domaincontrol.com...)

Analysis

Hierarchy

caltech.com serves as parent to noc2-sc.caltech.com, www.caltech.com, filestore.caltech.com, evault.caltech.com, ss.caltech.com along with a few other host names.

IP Addresses

caltech.com directs to two IP numbers, 3.33.251.168 and 15.197.225.128

gabbiethedove.com, earthmothercouncil.org, azsports.us and two other host names share IP numbers with caltech.com.

Name Servers

caltech.com uses two name servers for its delegation: ns19.domaincontrol.com and ns20.domaincontrol.com.

caltech.com uses the same name servers as several other domains — among them hail.co, bogimi.com, luisrodriguez.ca and two more.

The two host names ns19.domaincontrol.com and ns20.domaincontrol.com each have a pair of IP addresses: ns19.domaincontrol.com has 97.74.109.10 and 2603:5:21d0::a, and ns20.domaincontrol.com has 173.201.77.10 and 2603:5:22d0::a.

Mail Servers

Mail for caltech.com is handled by a single mail server, caltech-com.mail.protection.outlook.com.

caltech-com.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.9.11, 52.101.11.7, 52.101.11.10 and 5 others.