zrx.com - robtex.com
zrx.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.99.64.37🇨🇦 TUCOWS64.99.0.0/16 Tucows.com Co | ||||||
| PTR | osrs.systemdns.com | ||||||
| NS | ns1.systemdns.com ⭐ | ||||||
| A | 2604:4000:0:d:216:40:47:90🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns1.systemdns.com | ||||||
| A | 216.40.47.90🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0 | ||||||
| PTR | ns1.systemdns.com | ||||||
| NS | ns2.systemdns.com | ||||||
| A | 2604:4000:2800:d:64:99:148:16🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co. | ||||||
| PTR | ns2.systemdns.com | ||||||
| A | 64.98.148.16🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co. | ||||||
| PTR | ns2.systemdns.com | ||||||
| NS | ns3.systemdns.com | ||||||
| A | 2604:4000:0:d:64:99:96:36🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns3.systemdns.com | ||||||
| A | 64.99.96.36🇨🇦 TUCOWS64.99.96.0/24 -BRA-BLK2.7.2 | ||||||
| PTR | ns3.systemdns.com | ||||||
| SOA | ns1.systemdns.comhostmaster@systemdns.com serial=1752212725 | ||||||
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=1774872972 | ||||||
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
○NSns1.dotzup.com2015-08-20 → 2015-11-06 · 4 obs
● 2015-11-06 00:41:30
○ 2026-03-27 12:30:30
○ 2026-03-30 12:37:14
●NSns1.systemdns.com2026-03-27 → 2026-03-30 · 3 obs
● 2026-03-27 12:30:30
● 2026-03-30 12:37:14
○NSns2.dotzup.com2015-08-20 → 2015-11-06 · 4 obs
● 2015-11-06 00:41:30
○ 2026-03-27 12:30:30
○ 2026-03-30 12:37:14
●NSns2.systemdns.com2026-03-27 → 2026-03-30 · 3 obs
● 2026-03-27 12:30:30
● 2026-03-30 12:37:14
○NSns3.dotzup.com2015-08-20 → 2015-11-06 · 4 obs
● 2015-11-06 00:41:30
○ 2026-03-27 12:30:30
○ 2026-03-30 12:37:14
●NSns3.systemdns.com2026-03-27 → 2026-03-30 · 3 obs
● 2026-03-27 12:30:30
● 2026-03-30 12:37:14
○NSns4.dotzup.com2015-08-20 → 2015-11-06 · 4 obs
● 2015-11-06 00:41:30
○ 2026-03-27 12:30:30
○ 2026-03-30 12:37:14
○A185.53.177.202015-08-20 → 2015-11-06 · 4 obs
● 2015-11-06 00:41:30
○ 2026-03-27 12:30:30
○ 2026-03-30 12:37:14
●A64.99.64.372026-03-27 → 2026-03-30 · 3 obs
● 2026-03-27 12:30:30
● 2026-03-30 12:37:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| zrx.com | ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com | 6 records |
✅ Authoritative Response
Server:64.99.96.36
NS records: ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zrx.com (unsigned zone)
⏱️ Timing
Total: 217ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.99.64.37 |
| NS | 3 | ns2.systemdns.com, ns3.systemdns.com... |
| SOA | 1 | ns1.systemdns.com hostmaster.systemdns.c |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.systemdns.com, ns1.systemdns.com, ns2.systemdns.com...)
Analysis
IP Addresses
zrx.com points to IP number 64.99.64.37.
For instance, other host names bygroundsafeandsound.com, iampersonnel.com, hostmaster.kol-israel.net, crystalcarrerohmu.com and deborawood.com share IP numbers with zrx.com.
Name Servers
The delegation for zrx.com is handled by three name servers: ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.
zrx.com shares name servers with other domains at least partially, for example whiskey-foxtrot.com, vb-community.com, hollerband.com, bitsinglass.net and aviaweb.org.
Host names with two IPs:
ns1.systemdns.com points to 2604:4000:0:d:216:40:47:90 and 216.40.47.90
ns2.systemdns.com points to 2604:4000:2800:d:64:99:148:16 and 64.98.148.16
ns3.systemdns.com points to 2604:4000:0:d:64:99:96:36 and 64.99.96.36