houstonshellandconcrete.com - robtex.com
houstonshellandconcrete.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.cemex.com ⭐ | ||||||
| A | 200.23.29.245🇲🇽 AS22882200.23.29.0/24 RED-AXTEL-MX | ||||||
| PTR | ns1.cemex.com | ||||||
| NS | ns2.cemex.com | ||||||
| A | 200.23.29.246🇲🇽 AS22882200.23.29.0/24 RED-AXTEL-MX | ||||||
| NS | ns3.cemex.com | ||||||
| A | 155.204.118.146🇳🇱 Equinix155.204.112.0/21 , Inc. One Lagoon Drive, 4th Floor Redwood City, CA 94065 | ||||||
| SOA | ns1.cemex.comhostmaster@cemex.com 2023-07-27 #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=1784554272 | ||||||
Same first word
houstonshellandconcrete.org |
houstonshellandconcrete.com |
DNS History
4 records (3 active, 1 former)
●NSns3.cemex.com2026-03-29 → 2026-07-20 · 3 obs
● 2026-03-29 21:40:06
● 2026-07-20 13:51:32
○A12.129.117.2132015-06-28 → 2018-01-16 · 4 obs
● 2018-01-16 05:54:54
○ 2026-03-29 21:40:06
○ 2026-07-20 13:51:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| houstonshellandconcrete.com | ns1.cemex.com, ns2.cemex.com, ns3.cemex.com | 3 records |
✅ Authoritative Response
Server:200.23.29.246
NS records: ns1.cemex.com, ns2.cemex.com, ns3.cemex.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for houstonshellandconcrete.com (unsigned zone)
⏱️ Timing
Total: 4249ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns1.cemex.com, ns3.cemex.com... |
| SOA | 1 | ns1.cemex.com hostmaster.cemex.com |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.cemex.com, ns2.cemex.com, ns3.cemex.com)
Analysis
Name Servers
houstonshellandconcrete.com is delegated to three name servers: ns1.cemex.com, ns2.cemex.com and ns3.cemex.com.
The name servers of houstonshellandconcrete.com overlap at least partially with those of other domains — among them kennedyconcretemiami.com, cxservices.net, rinkergypsum.com and two more.
The name servers mia03.digex.com, ns1.rinker.com and auth00.ns.uu.net are commonly seen alongside these name servers.
ns1.cemex.com, ns2.cemex.com and ns3.cemex.com each resolve to a single IP address: ns1.cemex.com resolves to 200.23.29.245, ns2.cemex.com resolves to 200.23.29.246 and ns3.cemex.com resolves to 155.204.118.146.