ugcs.caltech.edu - robtex.com

ugcs.caltech.edu

DNSSEC⚠️ Not signed
A131.215.165.68🇺🇸 CALIT131.215.0.0/16 Caltech
NSugcs.caltech.edu ⭐
A131.215.165.68🇺🇸 CALIT131.215.0.0/16 Caltech
NSugcsns.caltech.edu
A131.215.165.69🇺🇸 CALIT131.215.0.0/16 Caltech
PTRugcsns.caltech.edu
SOAugcs.caltech.eduugcsns@caltech.edu 2022-05-26 #3

caltech.edu

DNSSEC🔒 Signed (DS record present)
A52.26.125.194🇺🇸 Amazon52.24.0.0/14 EC2 PDX prefix
NSns0090.secondary.cloudflare.com ⭐
NSns0239.secondary.cloudflare.com
MXmx1.caltech.iphmx.com ⭐
MXmx2.caltech.iphmx.com ⭐
TXT1password-site-verification=VRLN67QMNNEPXIIREL6TDZABF4
TXTMS=ms43712753
TXTY84qDmmAIPozyUoBIRWmXsFltoU2Pl8b8WGKPlqgz+1t5Db4z9H5ngaaCTq3TTaOK+SCPYUsGVlGn...
TXTZOOM_verify_a-Gb5-aqQgygEiKsnho63w
TXTadobe-idp-site-verification=1e150df049a820e49156727d1b84c48a1ae11f66f87ad76d2...
TXTamazonses:CBaUu/J2wBFtHuO9isUzHAXTnIWcN5RyPUBvggu7SNE=
TXTamazonses:X9y0RbFXXvxu3ft83xg2e+YV++OUePTUSeCOdB3Chjg=
TXTanthropic-domain-verification-rw8528=rFwrZAPawzCVNGD318e9zzavQ
TXTapple-domain-verification=KD7b3wNXe76BHRAV
TXTautodesk-domain-verification=TtWEzwdFn86i9o8NX_8R
TXTiContact1389932
TXTv=spf1 ip4:131.215.0.0/16 ip4:134.4.0.0/16 ip4:192.100.16.0/24 ip4:198.129.20...
SOAns0090.secondary.cloudflare.comhostmaster@caltech.edu serial=2022898628
WOT: SAFE (90/100)
rank #926 globally
rank #51 in the tld
This domain "caltech.edu" is the official website for the California Institute of Technology. It provides information about the university's academic programs, research work, admissions, faculty, and various other resources for students and staff. The .edu extension indicates that it is an educational institution.WOT: SAFE (93/100)
📈 Tranco rank: #3,239

NS for

ugcs.caltech.edu

Subdomains

nrw.ugcs.caltech.edu
demeter.ugcs.caltech.edu
www.ugcs.caltech.edu
azkaban.ugcs.caltech.edu
mail.ugcs.caltech.edu
gold.ugcs.caltech.edu
two.ugcs.caltech.edu

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DNS History

16 records (3 active, 13 former)

2008201020122014201620182020202220242026NSugcs.caltech.eduugcsns.caltech.edudemeter.ugcs.caltech.edumercutio.ni.caltech.eduns-1044.awsdns-02.orgns-2002.awsdns-58.co.ukns-235.awsdns-29.comns-815.awsdns-37.nettepid.ni.caltech.edutybalt.caltech.eduMXkabta.caltech.edumail.ugcs.caltech.eduA131.215.165.68131.215.169.45131.215.176.7152.3.212.68
○NSdemeter.ugcs.caltech.edu2007-12-24 → 2015-06-05 · 4 obs
● 2007-12-24 16:50:16
● 2015-06-05 08:26:08
○ 2015-10-19 18:08:00
○ 2026-05-09 18:10:24
○NSmercutio.ni.caltech.edu2007-12-24 → 2015-06-05 · 4 obs
● 2007-12-24 16:50:16
● 2015-06-05 08:26:08
○ 2015-10-19 18:08:00
○ 2026-05-09 18:10:24
○NSns-1044.awsdns-02.org2015-10-19 → 2016-06-23 · 5 obs
○ 2015-06-05 08:26:08
● 2015-10-19 18:08:00
● 2016-06-23 11:00:16
○ 2026-04-22 20:14:24
○ 2026-05-09 18:10:24
○NSns-2002.awsdns-58.co.uk2015-10-19 → 2016-06-23 · 5 obs
○ 2015-06-05 08:26:08
● 2015-10-19 18:08:00
● 2016-06-23 11:00:16
○ 2026-04-22 20:14:24
○ 2026-05-09 18:10:24
○NSns-235.awsdns-29.com2015-10-19 → 2016-06-23 · 5 obs
○ 2015-06-05 08:26:08
● 2015-10-19 18:08:00
● 2016-06-23 11:00:16
○ 2026-04-22 20:14:24
○ 2026-05-09 18:10:24
○NSns-815.awsdns-37.net2015-10-19 → 2016-06-23 · 5 obs
○ 2015-06-05 08:26:08
● 2015-10-19 18:08:00
● 2016-06-23 11:00:16
○ 2026-04-22 20:14:24
○ 2026-05-09 18:10:24
○NStepid.ni.caltech.edu2007-12-24 → 2015-06-05 · 4 obs
● 2007-12-24 16:50:16
● 2015-06-05 08:26:08
○ 2015-10-19 18:08:00
○ 2026-05-09 18:10:24
○NStybalt.caltech.edu2007-12-24 → 2015-06-05 · 4 obs
● 2007-12-24 16:50:16
● 2015-06-05 08:26:08
○ 2015-10-19 18:08:00
○ 2026-05-09 18:10:24
●NSugcs.caltech.edu2026-04-22 → 2026-05-09 · 3 obs
○ 2016-06-23 11:00:16
● 2026-04-22 20:14:24
● 2026-05-09 18:10:24
●NSugcsns.caltech.edu2026-04-22 → 2026-05-09 · 3 obs
○ 2016-06-23 11:00:16
● 2026-04-22 20:14:24
● 2026-05-09 18:10:24
○MXkabta.caltech.edu2015-06-05 → 2016-06-23 · 5 obs
○ 2007-12-24 16:50:16
● 2015-06-05 08:26:08
● 2016-06-23 11:00:16
○ 2026-04-22 20:14:24
○ 2026-05-09 18:10:24
○MXmail.ugcs.caltech.edu2007-12-24 → 2016-06-23 · 4 obs
● 2007-12-24 16:50:16
● 2016-06-23 11:00:16
○ 2026-04-22 20:14:24
○ 2026-05-09 18:10:24
●A131.215.165.682026-04-22 → 2026-05-09 · 3 obs
○ 2016-06-23 11:00:16
● 2026-04-22 20:14:24
● 2026-05-09 18:10:24
○A131.215.169.452016-06-23 → 2016-06-23 · 4 obs
○ 2016-01-29 16:53:22
● 2016-06-23 11:00:16
○ 2026-04-22 20:14:24
○ 2026-05-09 18:10:24
○A131.215.176.712007-12-24 → 2015-10-19 · 4 obs
● 2007-12-24 16:50:16
● 2015-10-19 18:08:00
○ 2015-12-27 10:49:26
○ 2026-05-09 18:10:24
○A52.3.212.682015-12-27 → 2016-01-29 · 5 obs
○ 2015-10-19 18:08:00
● 2015-12-27 10:49:26
● 2016-01-29 16:53:22
○ 2016-06-23 11:00:16
○ 2026-05-09 18:10:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
edua.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net...-
caltech.eduns0239.secondary.cloudflare.com, ns0090.secondary.cloudflare.com-
ugcs.caltech.eduugcsns.caltech.edu1 record

✅ Authoritative Response

Server:131.215.165.69

NS records: ugcsns.caltech.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ugcs.caltech.edu (unsigned zone)

⏱️ Timing

Total: 3356ms | Queries: -

📄 Records

TypeCountSample Data
A1131.215.165.68
NS1ugcsns.caltech.edu
SOA1ugcs.caltech.edu ugcsns.caltech.edu

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ugcsns.caltech.edu)

Analysis

Hierarchy

ugcs.caltech.edu is the parent of nrw.ugcs.caltech.edu, demeter.ugcs.caltech.edu, www.ugcs.caltech.edu, azkaban.ugcs.caltech.edu, mail.ugcs.caltech.edu and a few other host names.

Name Server Role

ugcs.caltech.edu serves as a name server for ugcs.caltech.edu.

Together with ugcs.caltech.edu, ugcsns.caltech.edu is commonly used as a name server.

IP Addresses

ugcs.caltech.edu maps to IP address 131.215.165.68.

Name Servers

ugcs.caltech.edu is delegated to two name servers: ugcs.caltech.edu and ugcsns.caltech.edu.

Host names with a single IP address:

ugcs.caltech.edu points to 131.215.165.68

ugcsns.caltech.edu points to 131.215.165.69