21stcenturydev.com - robtex.com
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21stcenturydev.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.12.228.1🇺🇸 AS40021 | ||||||
| NS | dns2.site5.com ⭐ | ||||||
| A | 162.215.1.178🇺🇸 AS46606 | ||||||
| NS | dns.site5.com | ||||||
| A | 162.215.1.172🇺🇸 AS46606 | ||||||
| MX | 21stcenturydev.com ⭐ | ||||||
| A | 154.12.228.1🇺🇸 AS40021 | ||||||
| TXT | v=spf1 +a +mx +ip4:143.95.255.151 ~all | ||||||
| SOA | dns.site5.comhostmaster@site5.com 2025-05-20 #1 | ||||||
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=1769501149 | ||||||
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 21stcenturydev.com | dns.site5.com, dns2.site5.com | - |
✅ Authoritative Response
Server: 162.215.1.178
NS records: dns.site5.com, dns2.site5.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21stcenturydev.com (unsigned zone)
⏱️ Timing
Total: 89ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.12.228.1 |
| NS | 2 | dns.site5.com, dns2.site5.com |
| MX | 1 | 21stcenturydev.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +ip4:143.95.255.151 ~all |
| SOA | 1 | dns.site5.com hostmaster.site5.com |
AI analysis
21stcenturydev.com points to a single IP: 154.12.228.1.
Other host names, for instance alleghenysoftware.biz, btrinfo.com, vmi2615749.contaboserver.net, burnoffbynoon.com and anchored-in-christ.org share IP numbers with 21stcenturydev.com.
21stcenturydev.com's delegation is to two name servers dns2.site5.com and dns.site5.com.
21stcenturydev.com shares the same name server configuration as other domains, such as bsnb.org, mxigen.com, earthlad.com, glocsa.com and occcoffee-cambodia.com.
21stcenturydev.com shares name servers with other domains at least partially, for example grantstate.com.
Host names with a single IP:
dns2.site5.com resolves to 162.215.1.178.
dns.site5.com resolves to 162.215.1.172.
21stcenturydev.com is handled by a single mail server.
21stcenturydev.com points to IP number 154.12.228.1.