ecstem.org - dns.ninja
ecstem.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.26.125.194🇺🇸 Amazon52.24.0.0/14 EC2 PDX prefix | ||||||
| PTR | ec2-52-26-125-194.us-west-2.compute.amazonaws.com | ||||||
| NS | mercutio.ni.caltech.edu ⭐ | ||||||
| A | 131.215.254.99🇺🇸 CALIT131.215.0.0/16 Caltech | ||||||
| PTR | mercutio.ni.caltech.edu | ||||||
| NS | tepid.ni.caltech.edu | ||||||
| A | 131.215.254.97🇺🇸 CALIT131.215.0.0/16 Caltech | ||||||
| PTR | tepid.ni.caltech.edu | ||||||
| SOA | mercutio.ni.caltech.eduhostmaster@caltech.edu serial=58 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1785943475 | ||||||
Same first word
Similar names
DNS History
7 records (3 active, 4 former)
○NSmercutio.caltech.edu2015-08-14 → 2020-01-10 · 4 obs
● 2020-01-10 10:15:02
○ 2026-02-23 11:04:10
○ 2026-08-05 15:48:46
●NSmercutio.ni.caltech.edu2015-08-14 → 2026-08-05 · 2 obs
● 2026-08-05 15:48:46
●NStepid.ni.caltech.edu2015-08-14 → 2026-08-05 · 2 obs
● 2026-08-05 15:48:46
○NStybalt.caltech.edu2015-08-14 → 2020-01-10 · 4 obs
● 2020-01-10 10:15:02
○ 2026-02-23 11:04:10
○ 2026-08-05 15:48:46
○A131.215.236.1802015-08-14 → 2016-07-15 · 4 obs
● 2016-07-15 18:07:06
○ 2020-01-10 10:15:02
○ 2026-08-05 15:48:46
○A131.215.243.1152020-01-10 → 2020-01-10 · 4 obs
● 2020-01-10 10:15:02
○ 2026-02-23 11:04:10
○ 2026-08-05 15:48:46
●A52.26.125.1942026-02-23 → 2026-08-05 · 3 obs
● 2026-02-23 11:04:10
● 2026-08-05 15:48:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| ecstem.org | mercutio.ni.caltech.edu, tepid.ni.caltech.edu | - |
✅ Authoritative Response
Server:131.215.254.97
NS records: mercutio.ni.caltech.edu, tepid.ni.caltech.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ecstem.org (unsigned zone)
⏱️ Timing
Total: 1429ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.26.125.194 |
| NS | 2 | tepid.ni.caltech.edu, mercutio.ni.caltech.edu |
| SOA | 1 | mercutio.ni.caltech.edu hostmaster.calte |
Analysis
IP Addresses
ecstem.org resolves to one IP address: 52.26.125.194.
srl.caltech.edu, mems.caltech.edu, gps.caltech.edu and two other host names share IP numbers with ecstem.org.
Name Servers
ecstem.org uses two name servers for its delegation: mercutio.ni.caltech.edu and tepid.ni.caltech.edu.
ecstem.org uses the same name servers as several other domains — among them tedxcaltech.com, friendsofpalomarobservatory.org, palomar-observatory.org and two more.
ecstem.org shares at least some of its name servers with other domains, including ligo.caltech.edu, gw-openscience.org, 141.215.131.in-addr.arpa and two others.
These name servers are frequently seen alongside ligo.ligo.caltech.edu, xerxes.cms.caltech.edu, amestris.cms.caltech.edu and 7 other name servers.
mercutio.ni.caltech.edu and tepid.ni.caltech.edu each resolve to one IP number: mercutio.ni.caltech.edu points to 131.215.254.99 and tepid.ni.caltech.edu points to 131.215.254.97.