tcpcorp.com - robtex.com
tcpcorp.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 193.108.91.23🇳🇱 Akamai193.108.91.0/24 Technologies | ||||||
| PTR | a1-23.akam.net | ||||||
| PTR | ns1-23.akam.net | ||||||
| NS | ns2.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 96.7.49.67🇺🇸 Akamai96.7.49.0/24 Technologies | ||||||
| PTR | a3-67.akam.net | ||||||
| PTR | ns7-67.akam.net | ||||||
| NS | ns3.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 23.61.199.64🇺🇸 Akamai23.61.199.0/24 Technologies | ||||||
| PTR | a7-64.akam.net | ||||||
| PTR | ns3-64.akam.net | ||||||
| NS | ns4.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 184.26.160.66🇺🇸 Akamai184.26.160.0/24 Technologies | ||||||
| PTR | a12-66.akam.net | ||||||
| NS | ns5.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 23.211.132.67🇺🇸 Akamai23.211.132.0/24 Technologies | ||||||
| PTR | a16-67.akam.net | ||||||
| NS | ns6.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 95.100.173.65🇳🇱 Akamai95.100.173.0/24 Technologies | ||||||
| PTR | a28-65.akam.net | ||||||
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=1771291435 | ||||||
Same first word
tcpcorp.com |
Similar names
DNS History
10 records (6 active, 4 former)
●NSns1.blackrock.com2026-02-23 → 2026-03-22 · 3 obs
● 2026-02-23 03:47:48
● 2026-03-22 16:48:16
●NSns2.blackrock.com2026-02-23 → 2026-03-22 · 3 obs
● 2026-02-23 03:47:48
● 2026-03-22 16:48:16
●NSns3.blackrock.com2026-02-23 → 2026-03-22 · 3 obs
● 2026-02-23 03:47:48
● 2026-03-22 16:48:16
●NSns4.blackrock.com2026-02-23 → 2026-03-22 · 3 obs
● 2026-02-23 03:47:48
● 2026-03-22 16:48:16
●NSns5.blackrock.com2026-02-23 → 2026-03-22 · 3 obs
● 2026-02-23 03:47:48
● 2026-03-22 16:48:16
●NSns6.blackrock.com2026-02-23 → 2026-03-22 · 3 obs
● 2026-02-23 03:47:48
● 2026-03-22 16:48:16
○NSns63.worldnic.com2015-06-08 → 2016-12-23 · 4 obs
● 2016-12-23 21:35:50
○ 2026-02-23 03:47:48
○ 2026-03-22 16:48:16
○NSns64.worldnic.com2015-06-08 → 2016-12-23 · 4 obs
● 2016-12-23 21:35:50
○ 2026-02-23 03:47:48
○ 2026-03-22 16:48:16
○MXp.webcom.ctmail.com2016-01-27 → 2016-12-23 · 4 obs
● 2016-12-23 21:35:50
○ 2026-02-23 03:47:48
○ 2026-03-22 16:48:16
○A208.91.197.272015-06-08 → 2016-12-23 · 4 obs
● 2016-12-23 21:35:50
○ 2026-02-23 03:47:48
○ 2026-03-22 16:48:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net... | - |
| tcpcorp.com | ns1.blackrock.com, ns2.blackrock.com, ns3.blackrock.com, ns4.blackrock.com... | 6 records |
✅ Authoritative Response
Server: 96.7.49.67
NS records: ns1.blackrock.com, ns2.blackrock.com, ns3.blackrock.com, ns4.blackrock.com, ns5.blackrock.com, ns6.blackrock.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcpcorp.com (unsigned zone)
⏱️ Timing
Total: 216ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.blackrock.com, ns2.blackrock.com, ns3.blackrock.com...)
Analysis
Name Servers
tcpcorp.com is delegated to six name servers: ns1.blackrock.com, ns2.blackrock.com, ns3.blackrock.com, ns4.blackrock.com, ns5.blackrock.com and ns6.blackrock.com.
tcpcorp.com at least partially shares its name servers with other domains, for instance isharesetf.com.pt, i-units.net, blackrockadvisor.com.au, ishares.financial and tenncapital.com.
Host names with one IP number:
The host name ns1.blackrock.com maps to 193.108.91.23.
The host name ns2.blackrock.com maps to 96.7.49.67.
The host name ns3.blackrock.com maps to 23.61.199.64.
The host name ns4.blackrock.com maps to 184.26.160.66.
The host name ns5.blackrock.com maps to 23.211.132.67.
The host name ns6.blackrock.com maps to 95.100.173.65.