cssmbdev.com - robtex.com
cssmbdev.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2607:5300:21a:dc00::104🇨🇦 OVH2607:5300::/32 Hosting route | ||||||
| A | 15.235.3.244🇨🇦 OVH15.235.0.0/17 Hosting route | ||||||
| NS | ns1.cssmb.org ⭐ | ||||||
| A | 15.235.3.240🇨🇦 OVH15.235.0.0/17 Hosting route | ||||||
| PTR | ip240.ip-15-235-3.net | ||||||
| NS | ns2.cssmb.org | ||||||
| A | 15.235.3.241🇨🇦 OVH15.235.0.0/17 Hosting route | ||||||
| PTR | ip241.ip-15-235-3.net | ||||||
| MX | mail.cssmbdev.com ⭐ | ||||||
| A | 2607:5300:21a:dc00::100🇨🇦 OVH2607:5300::/32 Hosting route | ||||||
| A | 15.235.3.240🇨🇦 OVH15.235.0.0/17 Hosting route | ||||||
| PTR | ip240.ip-15-235-3.net | ||||||
| TXT | v=spf1 a mx include:_spf.layer7.hosting include:spf.protection.outlook.com ~all | ||||||
| SOA | ns1.cssmb.orgadmin@cssmbdev.com 2026-08-12 #5 | ||||||
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=1789456503 | ||||||
Same first word
cssmbdev.com |
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●MXmail.cssmbdev.com2026-08-22 → 2026-09-15 · 2 obs
● 2026-09-15 07:33:56
●A15.235.3.2442026-08-22 → 2026-09-15 · 2 obs
● 2026-09-15 07:33:56
●A2607:5300:21a:dc00::1042026-08-22 → 2026-09-15 · 2 obs
● 2026-09-15 07:33:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| cssmbdev.com | ns1.cssmb.org, ns2.cssmb.org | - |
✅ Authoritative Response
Server:15.235.3.241
NS records: ns1.cssmb.org, ns2.cssmb.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cssmbdev.com (unsigned zone)
⏱️ Timing
Total: 1390ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 15.235.3.244 |
| AAAA | 1 | 2607:5300:21a:dc00::104 |
| NS | 2 | ns1.cssmb.org, ns2.cssmb.org |
| MX | 1 | mail.cssmbdev.com (pri: 0) |
| TXT | 1 | v=spf1 a mx include:_spf.layer7.hosting |
| SOA | 1 | ns1.cssmb.org admin.cssmbdev.com |
Analysis
IP Addresses
cssmbdev.com resolves to the IP addresses 15.235.3.244 and 2607:5300:21a:dc00::104
Additional host names — including cssmb.org and ip244.ip-15-235-3.net — share IP numbers with cssmbdev.com.
Name Servers
The NS records for cssmbdev.com delegate to ns1.cssmb.org and ns2.cssmb.org.
cssmbdev.com has the same name server delegation as a number of other domains, such as eleve1jour.ca, ecolesecondairemontroyal.ca, ecoledessources.com and two more.
cssmbdev.com and other domains like csmb.quebec share at least a portion of their name servers.
ns1.cssmb.org directs to 15.235.3.240 and ns2.cssmb.org directs to 15.235.3.241; each host name points to exactly one IP number.
Mail Servers
cssmbdev.com routes its mail through a single mail server, mail.cssmbdev.com.
mail.cssmbdev.com has two IP addresses: 15.235.3.240 and 2607:5300:21a:dc00::100.