usderby.com - robtex.com
usderby.com
| DNSSEC | ⚠️ Not signed | ||||||
| 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=1751980051 | ||||||
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=1774407527 | ||||||
Same first word
usderby.com |
Similar names
DNS History
9 records (3 active, 6 former)
●NSns1.systemdns.com2015-06-07 → 2026-03-25 · 3 obs
● 2015-06-07 20:09:30
● 2026-03-25 03:29:06
●NSns2.systemdns.com2015-06-07 → 2026-03-25 · 3 obs
● 2015-06-07 20:09:30
● 2026-03-25 03:29:06
●NSns3.systemdns.com2015-06-07 → 2026-03-25 · 3 obs
● 2015-06-07 20:09:30
● 2026-03-25 03:29:06
○NSserver1-ns1.udagdns.net2008-03-10 → 2008-03-10 · 3 obs
○ 2015-06-07 20:09:30
○ 2026-03-25 03:29:06
○NSserver1-ns2.udagdns.net2008-03-10 → 2008-03-10 · 3 obs
○ 2015-06-07 20:09:30
○ 2026-03-25 03:29:06
○NSserver1-ns3.udagdns.net2008-03-10 → 2008-03-10 · 3 obs
○ 2015-06-07 20:09:30
○ 2026-03-25 03:29:06
○MXmx00.udag.de2008-03-10 → 2008-03-10 · 3 obs
○ 2015-06-07 20:09:30
○ 2026-03-25 03:29:06
○MXmx01.udag.de2008-03-10 → 2008-03-10 · 3 obs
○ 2015-06-07 20:09:30
○ 2026-03-25 03:29:06
○A89.31.143.42008-03-10 → 2008-03-10 · 3 obs
○ 2015-06-07 20:09:30
○ 2026-03-25 03:29:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net... | - |
| usderby.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 usderby.com (unsigned zone)
⏱️ Timing
Total: 148ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns1.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
Name Servers
The domain usderby.com is delegated to three name servers: ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.
usderby.com shares name servers with other domains at least partially, for instance ejf-fleron.be, istbillig.com, rsclosingnetwork.org, esdcomputers.com and economically.com.
Host names with two IP numbers:
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