sem91.com - dns.ninja
sem91.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=1786357209 | ||||||
Same first word
sem91.com |
Similar names
DNS History
9 records (7 active, 2 former)
○NSdns.sem91.com2026-08-10 → 2026-08-10 · 2 obs
○ 2026-08-10 10:49:10
●NSns1.sem91.com2026-08-10 → 2026-08-10 · 2 obs
● 2026-08-10 10:49:10
●NSns2.sem91.com2026-08-10 → 2026-08-10 · 2 obs
● 2026-08-10 10:49:10
●NSpns71.cloudns.net2026-08-10 → 2026-08-10 · 2 obs
● 2026-08-10 10:49:10
●NSpns72.cloudns.net2026-08-10 → 2026-08-10 · 2 obs
● 2026-08-10 10:49:10
●NSpns73.cloudns.com2026-08-10 → 2026-08-10 · 2 obs
● 2026-08-10 10:49:10
●NSpns74.cloudns.uk2026-08-10 → 2026-08-10 · 2 obs
● 2026-08-10 10:49:10
●MXmx.sem91.com2026-08-10 → 2026-08-10 · 2 obs
● 2026-08-10 10:49:10
○A5.135.52.1542026-08-10 → 2026-08-10 · 2 obs
○ 2026-08-10 10:49:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, f.gtld-servers.net... | - |
| sem91.com | ns1.sem91.com, ns2.sem91.com | 2 records |
✅ Authoritative Response
Server:188.40.196.38
NS records: ns1.sem91.com, ns2.sem91.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sem91.com (unsigned zone)
⏱️ Timing
Total: 448ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | pns74.cloudns.uk, pns73.cloudns.com... |
| MX | 1 | mx.sem91.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:188.40.196.34 ip4:188.40.196. |
| SOA | 1 | pns71.cloudns.net support.cloudns.net |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.sem91.com, ns2.sem91.com)
Analysis
Name Servers
sem91.com delegates authority to 6 name servers: pns73.cloudns.com, ns1.sem91.com, ns2.sem91.com plus 3 other.
sem91.com partially shares its NS delegation with several other domains, including fuserserramenti.it, italianconverter.com.mx, culturalcascades.com and two others.
In DNS configurations, these name servers often share authority with pns74.cloudns.uk, pns71.cloudns.net, pns72.cloudns.net and 7 other name servers.
pns73.cloudns.com, pns71.cloudns.net, pns72.cloudns.net and pns74.cloudns.uk each carry two IP addresses. pns73.cloudns.com has 45.83.250.12 and 2a06:fb00:2::3:12; pns71.cloudns.net has 45.83.248.12 and 2a06:fb00:2::1:12; pns72.cloudns.net has 45.83.249.12 and 2a06:fb00:2::2:12; pns74.cloudns.uk has 45.83.251.12 and 2a06:fb00:2::4:12.
Mail Servers
sem91.com uses one mail server — mx.sem91.com.
mx.sem91.com directs to just one IP number, 188.40.196.41.