castotech.com - dns.ninja
castotech.com
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=1785508862 | ||||||
Same first word
castotech.com |
Similar names
DNS History
8 records (5 active, 3 former)
●NSns21.domaincontrol.com2015-07-02 → 2026-07-31 · 2 obs
● 2026-07-31 15:02:42
●NSns22.domaincontrol.com2015-07-02 → 2026-07-31 · 2 obs
● 2026-07-31 15:02:42
●MXus-smtp-inbound-1.mimecast.com2015-07-02 → 2026-07-31 · 2 obs
● 2026-07-31 15:02:42
●MXus-smtp-inbound-2.mimecast.com2015-07-02 → 2026-07-31 · 2 obs
● 2026-07-31 15:02:42
○A104.152.110.1152017-06-21 → 2017-06-21 · 4 obs
● 2017-06-21 14:38:16
○ 2021-04-20 06:01:16
○ 2026-07-31 15:02:42
●A162.159.140.1662026-04-03 → 2026-07-31 · 3 obs
● 2026-04-03 12:31:24
● 2026-07-31 15:02:42
○A192.169.154.802021-04-20 → 2021-04-20 · 4 obs
● 2021-04-20 06:01:16
○ 2026-04-03 12:31:24
○ 2026-07-31 15:02:42
○A50.62.160.412015-07-02 → 2016-07-13 · 4 obs
● 2016-07-13 18:59:34
○ 2017-06-21 14:38:16
○ 2026-07-31 15:02:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net... | - |
| castotech.com | ns21.domaincontrol.com, ns22.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.68.11
NS records: ns21.domaincontrol.com, ns22.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for castotech.com (unsigned zone)
⏱️ Timing
Total: 184ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.159.140.166 |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| MX | 2 | us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 20) |
| TXT | 8 | 67526krbajigdolql4fle29d17, iOfXHPUCaURewGw6wSZMZuncormDjQdYxvSqsbyy... |
| SOA | 1 | ns21.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns21.domaincontrol.com, ns21.domaincontrol.com, ns22.domaincontrol.com...)
Analysis
IP Addresses
castotech.com resolves to one IP address: 162.159.140.166.
us-usa-en-prostadine.com, sleeprlean.com, rockettoprofit.com and two other host names share IP numbers with castotech.com.
Name Servers
castotech.com is served by two delegated name servers, ns21.domaincontrol.com and ns22.domaincontrol.com.
castotech.com uses the same name servers as several other domains — among them mysunfresh.com, bpclcloud9.com, carstock.org and two more.
Each of the two host names carries two IP addresses: ns21.domaincontrol.com points to 97.74.100.11 and 2603:5:2141::b, and ns22.domaincontrol.com points to 173.201.68.11 and 2603:5:2241::b.
Mail Servers
Mail for castotech.com is handled by two mail servers — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
castotech.com uses an identical mail server configuration to several other domains — among them leespring.es, danknermilstein.com, ueta.com and two more.
There is at least a partial overlap in mail servers between castotech.com and other domains like aamiive.com, myserviceinfo.com and supplysideconnect.com.
Hostnames that resolve to 6 IP addresses:
us-smtp-inbound-1.mimecast.com carries IP addresses 170.10.128.141, 170.10.128.221 and 170.10.128.242, with 3 other addresses beyond those.
us-smtp-inbound-2.mimecast.com carries IP addresses 170.10.128.141, 170.10.128.221 and 170.10.128.242, with 3 other addresses beyond those.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.141 IP addresses.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.221 IP addresses.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.242 IP addresses.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.141 IP addresses.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.221 IP addresses.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.242 IP addresses.