circulotec.com - robtex.com
circulotec.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 167.99.104.253🇺🇸 DIGITALOCEAN167.99.96.0/20 DigitalOcean | ||||||
| NS | ns1e.itesm.mx ⭐ | ||||||
| A | 200.33.42.250🇲🇽 AS6342200.33.42.0/24 UniNet | ||||||
| PTR | ns1e.itesm.mx | ||||||
| NS | ns2e.itesm.mx | ||||||
| A | 40.74.177.143🇺🇸 Microsoft40.74.0.0/15 | ||||||
| SOA | ns1e.itesm.mxplease_set_email@absolutely.nowhere serial=28 | ||||||
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.netnstld@verisign-grs.com serial=1778402776 | ||||||
Same first word
circulotec.com |
circulotec.com.mx |
DNS History
7 records (3 active, 4 former)
○NSdns-externo1.mty.itesm.mx2015-08-14 → 2017-02-16 · 5 obs
○ 2008-03-19 03:06:42
● 2015-08-14 15:24:38
● 2017-02-16 08:58:56
○ 2026-02-25 15:38:36
○ 2026-05-10 08:58:50
● 2015-08-14 15:24:38
● 2017-02-16 08:58:56
○ 2026-02-25 15:38:36
○ 2026-05-10 08:58:50
○NSdns-externo2.mty.itesm.mx2015-08-14 → 2017-02-16 · 5 obs
○ 2008-03-19 03:06:42
● 2015-08-14 15:24:38
● 2017-02-16 08:58:56
○ 2026-02-25 15:38:36
○ 2026-05-10 08:58:50
● 2015-08-14 15:24:38
● 2017-02-16 08:58:56
○ 2026-02-25 15:38:36
○ 2026-05-10 08:58:50
○NSdns1.itesm.mx2015-08-14 → 2017-02-16 · 5 obs
○ 2008-03-19 03:06:42
● 2015-08-14 15:24:38
● 2017-02-16 08:58:56
○ 2026-02-25 15:38:36
○ 2026-05-10 08:58:50
● 2015-08-14 15:24:38
● 2017-02-16 08:58:56
○ 2026-02-25 15:38:36
○ 2026-05-10 08:58:50
●NSns1e.itesm.mx2026-02-25 → 2026-05-10 · 3 obs
○ 2017-02-16 08:58:56
● 2026-02-25 15:38:36
● 2026-05-10 08:58:50
● 2026-02-25 15:38:36
● 2026-05-10 08:58:50
●NSns2e.itesm.mx2026-02-25 → 2026-05-10 · 3 obs
○ 2017-02-16 08:58:56
● 2026-02-25 15:38:36
● 2026-05-10 08:58:50
● 2026-02-25 15:38:36
● 2026-05-10 08:58:50
●A167.99.104.2532026-02-25 → 2026-05-10 · 3 obs
○ 2017-02-16 08:58:56
● 2026-02-25 15:38:36
● 2026-05-10 08:58:50
● 2026-02-25 15:38:36
● 2026-05-10 08:58:50
○A74.82.131.542015-08-14 → 2017-02-16 · 5 obs
○ 2008-03-19 03:06:42
● 2015-08-14 15:24:38
● 2017-02-16 08:58:56
○ 2026-02-25 15:38:36
○ 2026-05-10 08:58:50
● 2015-08-14 15:24:38
● 2017-02-16 08:58:56
○ 2026-02-25 15:38:36
○ 2026-05-10 08:58:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| circulotec.com | ns1e.itesm.mx, ns2e.itesm.mx | - |
✅ Authoritative Response
Server:200.33.42.250
NS records: ns1e.itesm.mx, ns2e.itesm.mx
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for circulotec.com (unsigned zone)
⏱️ Timing
Total: 946ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 167.99.104.253 |
| NS | 2 | ns1e.itesm.mx, ns2e.itesm.mx |
| SOA | 1 | ns1e.itesm.mx please_set_email.absolutel |
Analysis
IP Addresses
circulotec.com points to IP number: 167.99.104.253.
Other host names, for instance circulotec.com.mx share IP numbers with circulotec.com.
Name Servers
circulotec.com is delegated to two name servers: ns1e.itesm.mx and ns2e.itesm.mx.
circulotec.com shares the same name server setup as rzc.itesm.mx, rzs.itesm.mx, tecmilenio.mx, exatec.tec.mx and pue.itesm.mx.
circulotec.com shares some name servers with other domains, for instance 139.23.200.in-addr.arpa.
Host names with a single IP:
ns1e.itesm.mx points to 200.33.42.250.
ns2e.itesm.mx points to 40.74.177.143.