tcpopen.com - robtex.com
tcpopen.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | tcpopen.com ⭐ | ||||||
| NS | b.ns.buddyns.com | ||||||
| A | 2001:19f0:6400:8642::3🇺🇸 AS-VULTR2001:19f0:6400::/38 Vultr Assigned Prefix | ||||||
| PTR | b.ns.buddyns.com | ||||||
| A | 108.61.224.67🇺🇸 AS-VULTR108.61.224.0/24 Vultr Assigned Prefix | ||||||
| PTR | b.ns.buddyns.com | ||||||
| NS | d.ns.buddyns.com | ||||||
| A | 2604:180:2:4cf::3🇺🇸 AS38422604:180:2::/48 InMotion Hosting, Inc. | ||||||
| PTR | d.ns.buddyns.com | ||||||
| A | 107.191.99.111🇺🇸 AS3842107.191.99.0/24 Inmotion Hosting, Inc. DBA RamNode | ||||||
| PTR | d.ns.buddyns.com | ||||||
| NS | ns1.tcpopen.com | ||||||
| A | 38.15.61.241🇺🇸 FORTCOLLINS-CONNEXION-0138.15.32.0/19 700 Wood St Fort Collins CO 80521 United States | ||||||
| NS | ns2.he.net ⚠️ Not in parent delegation | ||||||
| A | 2001:470:200::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns2.he.net | ||||||
| A | 216.218.131.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns2.he.net | ||||||
| NS | ns3.he.net ⚠️ Not in parent delegation | ||||||
| A | 2001:470:300::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns3.he.net | ||||||
| A | 216.218.132.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns3.he.net | ||||||
| SOA | tcpopen.comroot@tcpopen.com serial=20250620 | ||||||
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=1776102762 | ||||||
NS for
tcpopen.com |
Subdomains
ns1.tcpopen.com |
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
●NSb.ns.buddyns.com2015-07-25 → 2026-04-13 · 2 obs
● 2026-04-13 18:04:40
●NSd.ns.buddyns.com2015-07-25 → 2026-04-13 · 2 obs
● 2026-04-13 18:04:40
●NSns1.tcpopen.com2015-07-25 → 2026-04-13 · 2 obs
● 2026-04-13 18:04:40
○NSns1.tcpopen.com.tcpopen.com2015-07-25 → 2017-03-31 · 4 obs
● 2017-03-31 02:47:14
○ 2026-03-06 16:01:20
○ 2026-04-13 18:04:40
●NSns2.he.net2017-03-31 → 2026-04-13 · 3 obs
● 2017-03-31 02:47:14
● 2026-04-13 18:04:40
●NSns3.he.net2017-03-31 → 2026-04-13 · 3 obs
● 2017-03-31 02:47:14
● 2026-04-13 18:04:40
○NSns4.he.net2017-03-31 → 2017-03-31 · 4 obs
● 2017-03-31 02:47:14
○ 2026-03-06 16:01:20
○ 2026-04-13 18:04:40
○NSns5.he.net2017-03-31 → 2017-03-31 · 4 obs
● 2017-03-31 02:47:14
○ 2026-03-06 16:01:20
○ 2026-04-13 18:04:40
●NStcpopen.com2026-03-06 → 2026-04-13 · 3 obs
● 2026-03-06 16:01:20
● 2026-04-13 18:04:40
○A71.237.92.52015-07-25 → 2017-03-31 · 4 obs
● 2017-03-31 02:47:14
○ 2026-03-06 16:01:20
○ 2026-04-13 18:04:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net... | - |
| tcpopen.com | b.ns.buddyns.com, d.ns.buddyns.com, ns1.tcpopen.com | 5 records |
✅ Authoritative Response
Server:107.191.99.111
NS records: b.ns.buddyns.com, d.ns.buddyns.com, ns1.tcpopen.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcpopen.com (unsigned zone)
⏱️ Timing
Total: 3257ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 5 | ns1.tcpopen.com, ns3.he.net... |
| SOA | 1 | tcpopen.com root.tcpopen.com |
📌 Glue Records Collected
Total: 5
In-bailiwick: 1 (ns1.tcpopen.com)
Out-of-bailiwick: 4 (b.ns.buddyns.com, b.ns.buddyns.com, d.ns.buddyns.com...)
Analysis
Hierarchy
ns1.tcpopen.com has tcpopen.com as its parent.
Name Server Role
tcpopen.com serves as a name server for tcpopen.com.
ns1.tcpopen.com, ns2.he.net and ns3.he.net commonly serve as name servers alongside tcpopen.com.
Name Servers
tcpopen.com is delegated to six name servers: tcpopen.com, ns1.tcpopen.com, ns2.he.net, ns3.he.net, b.ns.buddyns.com and d.ns.buddyns.com.
tcpopen.com at least partially shares name servers with other domains such as billtel.net, alebuty.com, gw0.ru, universal-hosting.com and zuffstuff.com.
These name servers are often used together with ns4.he.net, ns5.he.net, ns1.he.net, c.ns.buddyns.com, e.ns.buddyns.com, g.ns.buddyns.com, i.ns.buddyns.com, a.ns.bigleaf.net, f.ns.buddyns.com and h.ns.buddyns.com.
Host names with two IP numbers:
ns2.he.net points to: 2001:470:200::2 and 216.218.131.2
ns3.he.net points to: 2001:470:300::2 and 216.218.132.2
b.ns.buddyns.com points to: 2001:19f0:6400:8642::3 and 108.61.224.67
d.ns.buddyns.com points to: 2604:180:2:4cf::3 and 107.191.99.111
Host names with one IP number:
ns1.tcpopen.com points to: 38.15.61.241