opicalc.com - robtex.com
opicalc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.150.1.193🇨🇦 Amazon216.150.1.0/24 EC2 Prefix | ||||||
| A | 216.150.16.193🇨🇦 Amazon216.150.16.0/24 EC2 Prefix | ||||||
| NS | ns1.vercel-dns.com ⭐ | ||||||
| A | 2620:4d:4000:6259:7:13:0:1🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48 | ||||||
| PTR | dns1.p13.nsone.net | ||||||
| A | 198.51.44.13🇺🇸 NSONE198.51.44.0/24 198.51.44.0 | ||||||
| PTR | dns1.p13.nsone.net | ||||||
| NS | ns2.vercel-dns.com | ||||||
| A | 2a00:edc0:6259:7:13::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2 | ||||||
| PTR | dns2.p13.nsone.net | ||||||
| A | 198.51.45.13🇺🇸 NSONE198.51.45.0/24 198.51.45.0 | ||||||
| PTR | dns2.p13.nsone.net | ||||||
| TXT | google-site-verification=W6YzCyebzDAnOVdwlUJ4peEuH_TnX-fm8_JbcBcX2ao | ||||||
| SOA | ns1.vercel-dns.comhostmaster@nsone.net serial=1783381556 | ||||||
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=1784247257 | ||||||
Same first word
opicalc.com |
Similar names
DNS History
7 records (4 active, 3 former)
●NSns1.vercel-dns.com2026-06-30 → 2026-07-17 · 2 obs
● 2026-07-17 00:39:38
●NSns2.vercel-dns.com2026-06-30 → 2026-07-17 · 2 obs
● 2026-07-17 00:39:38
○MXmx1.privateemail.com2026-06-30 → 2026-06-30 · 2 obs
○ 2026-07-17 00:39:38
○MXmx2.privateemail.com2026-06-30 → 2026-06-30 · 2 obs
○ 2026-07-17 00:39:38
○A216.150.1.12026-06-30 → 2026-06-30 · 2 obs
○ 2026-07-17 00:39:38
●A216.150.1.1932026-06-30 → 2026-07-17 · 2 obs
● 2026-07-17 00:39:38
●A216.150.16.1932026-07-17 → 2026-07-17 · 2 obs
● 2026-07-17 00:39:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| opicalc.com | ns1.vercel-dns.com, ns2.vercel-dns.com | 4 records |
✅ Authoritative Response
Server:198.51.45.13
NS records: ns1.vercel-dns.com, ns2.vercel-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opicalc.com (unsigned zone)
⏱️ Timing
Total: 229ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 216.150.1.65, 216.150.1.193 |
| NS | 2 | ns1.vercel-dns.com, ns2.vercel-dns.com |
| TXT | 1 | google-site-verification=W6YzCyebzDAnOVd |
| SOA | 1 | ns1.vercel-dns.com hostmaster.nsone.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.vercel-dns.com, ns1.vercel-dns.com, ns2.vercel-dns.com...)
Analysis
IP Addresses
opicalc.com directs to two IP numbers, 216.150.1.193 and 216.150.16.193
Two other host names, along with golfthehighsierra.com, www.ciadosaquarios.com.br and docs-metamask-eng.daftpage.com, also share IP numbers with opicalc.com.
Name Servers
opicalc.com is served by two delegated name servers, ns1.vercel-dns.com and ns2.vercel-dns.com.
opicalc.com shares its NS records with other domains, for example rutemd.com, legaljobs.ca, sikou.be and two others.
opicalc.com partially shares its NS delegation with several other domains, including recruitmentintelligence.com, studentsgoabroad.com, kanjisho.com and two others.
Each of the two host names carries two IP addresses: ns1.vercel-dns.com points to 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1, and ns2.vercel-dns.com points to 198.51.45.13 and 2a00:edc0:6259:7:13::2.