vzhub.com - robtex.com
vzhub.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 74.221.218.87🇺🇸 COGENT74.221.218.0/24 Spectrum Networks Proxy Registration | ||||||
| PTR | srv.opticip.com | ||||||
| NS | ns1.opticip.com ⭐ | ||||||
| A | 74.221.218.78🇺🇸 COGENT74.221.218.0/24 Spectrum Networks Proxy Registration | ||||||
| NS | ns2.opticip.com | ||||||
| A | 74.221.218.79🇺🇸 COGENT74.221.218.0/24 Spectrum Networks Proxy Registration | ||||||
| MX | vzhub.com ⭐ | ||||||
| A | 74.221.218.87🇺🇸 COGENT74.221.218.0/24 Spectrum Networks Proxy Registration | ||||||
| PTR | srv.opticip.com | ||||||
| TXT | v=spf1 +a +mx +ip4:74.221.218.87 ~all | ||||||
| SOA | ns1.opticip.comdavid@opticip.com 2026-07-07 #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=1785615407 | ||||||
MX for
vzhub.com |
Subdomains
mail.vzhub.com |
Same first word
vzhub.com |
Similar names
DNS History
8 records (4 active, 4 former)
●NSns1.opticip.com2026-03-21 → 2026-08-01 · 3 obs
● 2026-03-21 18:36:46
● 2026-08-01 20:25:12
○NSns13.domaincontrol.com2015-06-06 → 2017-10-13 · 4 obs
● 2017-10-13 15:27:38
○ 2026-03-21 18:36:46
○ 2026-08-01 20:25:12
○NSns14.domaincontrol.com2015-06-06 → 2017-10-13 · 4 obs
● 2017-10-13 15:27:38
○ 2026-03-21 18:36:46
○ 2026-08-01 20:25:12
●NSns2.opticip.com2026-03-21 → 2026-08-01 · 3 obs
● 2026-03-21 18:36:46
● 2026-08-01 20:25:12
○MXmail.vzhub.com2015-06-06 → 2017-10-13 · 4 obs
● 2017-10-13 15:27:38
○ 2026-03-21 18:36:46
○ 2026-08-01 20:25:12
●MXvzhub.com2026-03-21 → 2026-08-01 · 3 obs
● 2026-03-21 18:36:46
● 2026-08-01 20:25:12
○A74.221.210.182015-06-06 → 2017-10-13 · 4 obs
● 2017-10-13 15:27:38
○ 2026-03-21 18:36:46
○ 2026-08-01 20:25:12
●A74.221.218.872026-03-21 → 2026-08-01 · 3 obs
● 2026-03-21 18:36:46
● 2026-08-01 20:25:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net... | - |
| vzhub.com | ns2.opticip.com, ns1.opticip.com | 2 records |
✅ Authoritative Response
Server:74.221.218.79
NS records: ns2.opticip.com, ns1.opticip.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for vzhub.com (unsigned zone)
⏱️ Timing
Total: 154ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 74.221.218.87 |
| NS | 2 | ns2.opticip.com, ns1.opticip.com |
| MX | 1 | vzhub.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:74.221.218.87 ~all |
| SOA | 1 | ns1.opticip.com david.opticip.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.opticip.com, ns1.opticip.com)
Analysis
Hierarchy
mail.vzhub.com is a subdomain of vzhub.com.
Mail Server Role
vzhub.com acts as its own mail server.
IP Addresses
vzhub.com points to a single IP number: 74.221.218.87.
Additional host names — dmehosting.com, cloudvz.com, anesthesiaforums.com and two others — share IP numbers with vzhub.com.
Name Servers
vzhub.com has two authoritative name servers — ns1.opticip.com and ns2.opticip.com.
vzhub.com shares the same authoritative DNS setup with other domains, including dmehosting.com and cloudvz.com.
The name servers for vzhub.com overlap at least partially with those of other domains — for example anesthesiaforums.com.
These name servers commonly appear alongside the name servers ns3.opticip.com and ns4.opticip.com.
Both ns1.opticip.com and ns2.opticip.com have a single IP address each — ns1.opticip.com resolves to 74.221.218.78 while ns2.opticip.com resolves to 74.221.218.79.
Mail Servers
vzhub.com has a single mail server: vzhub.com itself.
vzhub.com points to one IP number — 74.221.218.87.