ucna.com - robtex.com
ucna.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.systemdns.com ⚠️ Not in zone NS records | ||||||
| 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 ⚠️ Not in zone NS records | ||||||
| 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 ⚠️ Not in zone NS records | ||||||
| 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 | ||||||
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=1781637030 | ||||||
Same first word
Similar names
DNS History
10 records (3 active, 7 former)
○NSdns1.healthcommunities.com2015-07-11 → 2016-12-23 · 4 obs
● 2016-12-23 17:02:04
○ 2026-06-11 20:57:58
○ 2026-06-16 19:22:00
○NSdns2.healthcommunities.com2015-07-11 → 2016-12-23 · 4 obs
● 2016-12-23 17:02:04
○ 2026-06-11 20:57:58
○ 2026-06-16 19:22:00
●NSns1.systemdns.com2026-06-11 → 2026-06-16 · 3 obs
● 2026-06-11 20:57:58
● 2026-06-16 19:22:00
●NSns2.systemdns.com2026-06-11 → 2026-06-16 · 3 obs
● 2026-06-11 20:57:58
● 2026-06-16 19:22:00
●NSns3.systemdns.com2026-06-11 → 2026-06-16 · 3 obs
● 2026-06-11 20:57:58
● 2026-06-16 19:22:00
○MXmail4.healthcommunities.com2015-07-11 → 2015-07-11 · 3 obs
○ 2015-09-26 18:07:14
○ 2026-06-16 19:22:00
○MXmx.hcwebdesign.com.cust.a.hostedemail.com2015-09-26 → 2016-12-23 · 5 obs
● 2015-09-26 18:07:14
● 2016-12-23 17:02:04
○ 2026-06-11 20:57:58
○ 2026-06-16 19:22:00
○MXmxbackup1.junkemailfilter.com2015-07-11 → 2015-07-11 · 3 obs
○ 2015-09-26 18:07:14
○ 2026-06-16 19:22:00
○MXmxbackup2.junkemailfilter.com2015-07-11 → 2015-07-11 · 3 obs
○ 2015-09-26 18:07:14
○ 2026-06-16 19:22:00
○A54.221.194.1992015-07-11 → 2016-12-23 · 4 obs
● 2016-12-23 17:02:04
○ 2026-06-11 20:57:58
○ 2026-06-16 19:22:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ucna.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 ucna.com (unsigned zone)
⏱️ Timing
Total: 160ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.systemdns.com, ns1.systemdns.com, ns2.systemdns.com...)
Analysis
Name Servers
Three name servers are authoritative for ucna.com: ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.
ucna.com shares at least some of its name servers with other domains, including abogados-de-inmigracion.com, wavers.com, peteabel.com and two others.
ns1.systemdns.com resolves to 216.40.47.90 and 2604:4000:0:d:216:40:47:90. ns2.systemdns.com resolves to 64.98.148.16 and 2604:4000:2800:d:64:99:148:16. ns3.systemdns.com resolves to 64.99.96.36 and 2604:4000:0:d:64:99:96:36. All three hostnames point to two IP numbers each.