csb1.ucla.net - robtex.com
csb1.ucla.net
| DNSSEC | β οΈ Not signed | ||||||
| NS | ib00f2.csb1.ucla.net β | ||||||
| A | 164.67.128.60πΊπΈ UCLA164.67.0.0/16 CENIC_UCLA | ||||||
| PTR | ib00f2.csb1.ucla.net | ||||||
| NS | ns1.dns.ucla.edu β οΈ Not in parent delegation | ||||||
| A | 2607:f010:3fe:12:0:ff:fe01:35πΊπΈ UCLA2607:f010::/32 | ||||||
| PTR | ns1.dns.ucla.edu | ||||||
| A | 192.35.225.7πΊπΈ UCLA192.35.225.0/24 University of California, Los Angeles UCLA Communications Technology Services Campus Services Building I, 2nd Floor 741 Charles E. Young Drive South Los Angeles, CA 90095-1363 US | ||||||
| PTR | ns1.dns.ucla.edu | ||||||
| NS | ns2.dns.ucla.edu β οΈ Not in parent delegation | ||||||
| A | 2600:1f14:793:a600::53πΊπΈ Amazon2600:1f14::/37 AMAZON AWS | ||||||
| A | 54.201.38.106πΊπΈ Amazon54.200.0.0/15 EC2 PDX prefix | ||||||
| PTR | ec2-54-201-38-106.us-west-2.compute.amazonaws.com | ||||||
| NS | ns3.dns.ucla.edu β οΈ Not in parent delegation | ||||||
| A | 2600:1f18:21d4:e000::53πΊπΈ Amazon2600:1f18:2000::/35 AMAZON EC2 IAD prefix | ||||||
| A | 54.236.209.157πΊπΈ Amazon54.236.128.0/17 EC2 IAD prefix | ||||||
| PTR | ec2-54-236-209-157.compute-1.amazonaws.com | ||||||
| NS | ns4.dns.ucla.edu β οΈ Not in parent delegation | ||||||
| A | 2406:da1c:e21:8600::53π¦πΊ Amazon2406:da1c:c00::/38 AMAZON AWS | ||||||
| A | 3.104.50.254π¦πΊ Amazon3.104.0.0/14 EC2 SYD prefix | ||||||
| PTR | ec2-3-104-50-254.ap-southeast-2.compute.amazonaws.com | ||||||
| SOA | ib00f2.csb1.ucla.nethostmaster@ucla.edu serial=29 | ||||||
ucla.net
| DNSSEC | β οΈ Not signed | ||||||
| NS | ib00f2.csb1.ucla.net β | ||||||
| NS | ns1.dns.ucla.edu | ||||||
| NS | ns2.dns.ucla.edu | ||||||
| NS | ns3.dns.ucla.edu | ||||||
| NS | ns4.dns.ucla.edu | ||||||
| MX | smtp.ucla.edu β | ||||||
| SOA | ib00f2.csb1.ucla.nethostmaster@ucla.edu serial=2012113285 | ||||||
Subdomains
Same first word
Similar names
bcs1.org |
bcs1.com |
bsc1.cn |
b1cs.net |
sbc1.net |
cbs1.net |
1cbs.ru |
cbs1.com.my |
1bsc.com |
bcs1.co |
b1cs.de |
sbc1.com |
1csb.mx |
1cbs.com |
bsc1.org |
1scb.com |
1sbc.com |
1csb.com.mx |
1bsc.info |
cb1s.com |
cbs1.com |
DNS History
5 records (5 active, 0 former)
βNSib00f2.csb1.ucla.net2026-03-05 β 2026-04-12 Β· 2 obs
β 2026-04-12 03:59:50
βNSns1.dns.ucla.edu2026-03-05 β 2026-04-12 Β· 2 obs
β 2026-04-12 03:59:50
βNSns2.dns.ucla.edu2026-03-05 β 2026-04-12 Β· 2 obs
β 2026-04-12 03:59:50
βNSns3.dns.ucla.edu2026-03-05 β 2026-04-12 Β· 2 obs
β 2026-04-12 03:59:50
βNSns4.dns.ucla.edu2026-03-05 β 2026-04-12 Β· 2 obs
β 2026-04-12 03:59:50
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ucla.net | ns1.dns.ucla.edu, ns2.dns.ucla.edu, ns3.dns.ucla.edu, ns4.dns.ucla.edu | - |
β Authoritative Response
Server:192.35.225.7
NS records: ns1.dns.ucla.edu, ns2.dns.ucla.edu, ns3.dns.ucla.edu, ns4.dns.ucla.edu
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for ucla.net (unsigned zone)
β±οΈ Timing
Total: 1104ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns2.dns.ucla.edu, ns4.dns.ucla.edu... |
| SOA | 1 | ib00f2.csb1.ucla.net hostmaster.ucla.edu |
Analysis
Hierarchy
The parent of ib05f2.csb1.ucla.net, ib00f2.csb1.ucla.net and ib04f2.csb1.ucla.net is csb1.ucla.net.
Name Servers
csb1.ucla.net is delegated to five name servers: ns1.dns.ucla.edu, ns2.dns.ucla.edu, ns3.dns.ucla.edu, ns4.dns.ucla.edu and ib00f2.csb1.ucla.net.
csb1.ucla.net at least partially shares name servers with other domains, for instance capnet.ucla.edu, 112.67.164.in-addr.arpa, admissions.ucla.edu, orientation.ucla.edu and ugresearch.ucla.edu.
These name servers are commonly used with dns1.college.ucla.edu, dns2.college.ucla.edu, dns.saonet.ucla.edu, server1.seas.ucla.edu, server2.seas.ucla.edu, dns2.ats.ucla.edu, dns.ats.ucla.edu, skyros.tft.ucla.edu and tft-dc-p01.tft.ucla.edu.
Host names with two IP numbers:
ns1.dns.ucla.edu points to: 2607:f010:3fe:12:0:ff:fe01:35 and 192.35.225.7
ns2.dns.ucla.edu points to: 2600:1f14:793:a600::53 and 54.201.38.106
ns3.dns.ucla.edu points to: 2600:1f18:21d4:e000::53 and 54.236.209.157
ns4.dns.ucla.edu points to: 2406:da1c:e21:8600::53 and 3.104.50.254
Host names with one IP number:
ib00f2.csb1.ucla.net points to: 164.67.128.60