mail.grm.sld.cu - robtex.com
mail.grm.sld.cu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 201.220.205.251🇨🇺 INFOCOM201.220.192.0/19 | ||||||
| MX | mx.grm.sld.cu ⭐ | ||||||
| A | 201.220.205.251🇨🇺 INFOCOM201.220.192.0/19 | ||||||
| MX | mx.sld.cu(5) | ||||||
| A | 201.220.206.77🇨🇺 INFOCOM201.220.192.0/19 | ||||||
| PTR | sv71.red.sld.cu | ||||||
| TXT | v=spf1 a:pr.spf.sld.cu ~all | ||||||
grm.sld.cu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 201.220.205.250🇨🇺 INFOCOM201.220.192.0/19 | ||||||
| NS | ns1.grm.sld.cu ⭐ ⚠️ Not in parent delegation | ||||||
| NS | ns1.sld.cu ⚠️ Not in parent delegation | ||||||
| NS | ns2.sld.cu ⚠️ Not in parent delegation | ||||||
| NS | ns3.sld.cu ⚠️ Not in parent delegation | ||||||
| MX | mx.grm.sld.cu ⭐ | ||||||
| MX | mx.sld.cu(5) | ||||||
| SOA | ns1.grm.sld.cubeck@grm.sld.cu 2026-02-11 #32 | ||||||
WOT: SAFE (60/100)
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●MXmx.grm.sld.cu2015-08-29 → 2026-08-07 · 2 obs
● 2026-08-07 15:30:24
●A201.220.205.2512015-08-29 → 2026-08-07 · 2 obs
● 2026-08-07 15:30:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cu | cu.cctld.authdns.ripe.net, ns.dns.br, ns.ceniai.net.cu, ns2.gip.net... | 10 records |
| sld.cu | ns1.sld.cu, ns3.sld.cu, ns2.sld.cu, ns0.sld.cu | 4 records |
✅ Authoritative Response
Server:190.92.127.124
NS records: ns1.sld.cu, ns3.sld.cu, ns2.sld.cu, ns0.sld.cu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cu (unsigned zone)
⏱️ Timing
Total: 299ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 201.220.205.251 |
| TXT | 1 | v=spf1 a:pr.spf.sld.cu ~all |
📌 Glue Records Collected
Total: 14
In-bailiwick: 7 (ns.ceniai.net.cu, ns.ceniai.net.cu, ns2.ceniai.net.cu...)
Out-of-bailiwick: 7 (cu.cctld.authdns.ripe.net, cu.cctld.authdns.ripe.net, ns.dns.br...)
Analysis
IP Addresses
mail.grm.sld.cu has exactly one IP address — 201.220.205.251.
Host names such as magnus.grm.sld.cu and mx.grm.sld.cu share IP numbers with mail.grm.sld.cu.
Mail Servers
mail.grm.sld.cu uses two mail servers, mx.sld.cu and mx.grm.sld.cu.
mail.grm.sld.cu uses the same mail servers as other domains, including magnus.grm.sld.cu.
At least some of the mail servers used by mail.grm.sld.cu are shared with other domains: minsap.pri.sld.cu, giron.sld.cu, polcfa4.cfg.sld.cu and two others among them.
These mail servers are often deployed together with smtp.cfg.sld.cu, mx.mp.sld.cu, smtp.sld.cu and 7 other mail servers.
mx.sld.cu and mx.grm.sld.cu each resolve to one IP number: mx.sld.cu points to 201.220.206.77 and mx.grm.sld.cu points to 201.220.205.251.