compsys1.com - robtex.com
compsys1.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.he.net ⚠️ Not in zone NS records | ||||||
| A | 2001:470:100::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns1.he.net | ||||||
| A | 216.218.130.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns1.he.net | ||||||
| NS | ns2.he.net ⚠️ Not in zone NS records | ||||||
| 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 zone NS records | ||||||
| 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 | ||||||
| NS | ns4.he.net ⚠️ Not in zone NS records | ||||||
| A | 2001:470:400::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns4.he.net | ||||||
| A | 216.66.1.2🇺🇸 HURRICANE216.66.0.0/19 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns4.he.net | ||||||
| NS | ns5.he.net ⚠️ Not in zone NS records | ||||||
| A | 2001:470:500::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns5.he.net | ||||||
| A | 216.66.80.18🇺🇸 HURRICANE216.66.80.0/20 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns5.he.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=1786782774 | ||||||
Previously MX for
compsys1.com |
Same first word
compsys1.com |
DNS History
8 records (5 active, 3 former)
●NSns4.he.net2026-04-11 → 2026-08-15 · 3 obs
● 2026-04-11 15:27:56
● 2026-08-15 08:36:32
●NSns5.he.net2026-04-11 → 2026-08-15 · 3 obs
● 2026-04-11 15:27:56
● 2026-08-15 08:36:32
○MXcompsys1.com2015-06-11 → 2017-04-01 · 4 obs
● 2017-04-01 02:48:00
○ 2026-04-11 15:27:56
○ 2026-08-15 08:36:32
○A65.109.65.1532026-04-11 → 2026-08-15 · 2 obs
○ 2026-08-15 08:36:32
○A65.19.164.1222015-06-11 → 2017-04-01 · 4 obs
● 2017-04-01 02:48:00
○ 2026-04-11 15:27:56
○ 2026-08-15 08:36:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| compsys1.com | ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net... | - |
✅ Authoritative Response
Server:216.66.80.18
NS records: ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net, ns5.he.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for compsys1.com (unsigned zone)
⏱️ Timing
Total: 441ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
compsys1.com delegates to five name servers: ns1.he.net, ns2.he.net, ns3.he.net and two others.
At least some of compsys1.com's name servers are shared with other domains, for example mileigh.com, 0oo.cz, s-tel.kz and two more.
It is common for these name servers to be used in conjunction with the name servers ns4.he.net, ns5.he.net and ns2.afraid.org.
Host names that have two IP addresses:
ns1.he.net resolves to two addresses: 216.218.130.2 and 2001:470:100::2.
ns2.he.net resolves to two addresses: 216.218.131.2 and 2001:470:200::2.
ns3.he.net resolves to two addresses: 216.218.132.2 and 2001:470:300::2.
ns4.he.net resolves to two addresses: 216.66.1.2 and 2001:470:400::2.
ns5.he.net resolves to two addresses: 216.66.80.18 and 2001:470:500::2.