sierraknowledge.com - dns.ninja
sierraknowledge.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 213.205.84.210🇵🇹 EUNETPT213.205.64.0/19 NOS COMUNICACOES S.A. | ||||||
| PTR | 213-205-84-210.static.net.novis.pt | ||||||
| NS | ns1.sooma.com ⭐ | ||||||
| A | 213.205.79.81🇵🇹 EUNETPT213.205.64.0/19 NOS COMUNICACOES S.A. | ||||||
| PTR | 213-205-79-81.net.static.novis.pt | ||||||
| NS | ns2.sooma.com | ||||||
| A | 2a0b:1640:1:1:1:1:1adf:4063🇧🇬 Publicloud2a0b:1640:1::/48 PubliCloud | ||||||
| PTR | ns2.sooma.com | ||||||
| A | 185.206.180.86🇩🇪 Publicloud185.206.180.0/24 PubliCloud | ||||||
| PTR | ns2.sooma.com | ||||||
| MX | smtp.novis.pt ⭐ | ||||||
| SOA | ns1.sooma.comajuda@sooma.pt 2024-02-21 #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=1784837387 | ||||||
Same first word
sierraknowledge.com |
DNS History
6 records (4 active, 2 former)
○NSns1.novis.pt2018-01-25 → 2018-01-25 · 3 obs
○ 2026-02-25 19:17:52
○ 2026-07-23 20:17:14
●NSns1.sooma.com2026-02-25 → 2026-07-23 · 3 obs
● 2026-02-25 19:17:52
● 2026-07-23 20:17:14
○NSns2.novis.pt2018-01-25 → 2018-01-25 · 3 obs
○ 2026-02-25 19:17:52
○ 2026-07-23 20:17:14
●NSns2.sooma.com2026-02-25 → 2026-07-23 · 3 obs
● 2026-02-25 19:17:52
● 2026-07-23 20:17:14
●A213.205.84.2102018-01-25 → 2026-07-23 · 2 obs
● 2026-07-23 20:17:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| sierraknowledge.com | ns1.sooma.com, ns2.sooma.com | 3 records |
✅ Authoritative Response
Server:185.206.180.86
NS records: ns1.sooma.com, ns2.sooma.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sierraknowledge.com (unsigned zone)
⏱️ Timing
Total: 1802ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.205.84.210 |
| NS | 2 | ns1.sooma.com, ns2.sooma.com |
| MX | 1 | smtp.novis.pt (pri: 10) |
| SOA | 1 | ns1.sooma.com ajuda.sooma.pt |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.sooma.com, ns2.sooma.com, ns2.sooma.com)
Analysis
IP Addresses
sierraknowledge.com points to a single IP number: 213.205.84.210.
Further host names like 213-205-84-210.net.novis.pt and 213-205-84-210.static.net.novis.pt overlap in IP numbers with sierraknowledge.com.
Name Servers
DNS delegation for sierraknowledge.com points to two name servers: ns1.sooma.com and ns2.sooma.com.
sierraknowledge.com shares its name server setup with other domains, including wortenresolve.com, gandras.pt, snit.pt and two others.
There is at least partial name server overlap between sierraknowledge.com and other domains — cartaoblue.com, millenniumnet.us, bcpinvestimento.pt and two more among them.
The name servers ns1.servibanca.pt, ns.servibanca.pt and ns2.webside.pt are often found in combination with these name servers.
Host names with two IP numbers:
ns2.sooma.com has two IP addresses: 185.206.180.86 and 2a0b:1640:1:1:1:1:1adf:4063.
Host names pointing to a single IP address:
ns1.sooma.com directs to 213.205.79.81.
Mail Servers
sierraknowledge.com has one mail server: smtp.novis.pt.
sierraknowledge.com shares the same mail server setup as other domains, including olympo.net, tug.com.pt, creator.pt and two others.
sierraknowledge.com shares mail servers — at least in part — with other domains, including mibel.pt, finantia.es, urbanfit.pt and two others.
These mail servers are routinely found in combination with the mail servers mxh.eu.mpssec.net, mxi.eu.mpssec.net and relay.net4b.pt.