clarku.name - robtex.com
clarku.name
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.clarku.edu ⭐ | ||||||
| A | 140.232.1.123🇺🇸 CharterComm-CLARK_UNIVERSITY140.232.0.0/20 | ||||||
| PTR | ns1.clarku.edu | ||||||
| NS | ns2.clarku.edu | ||||||
| A | 140.232.1.124🇺🇸 CharterComm-CLARK_UNIVERSITY140.232.0.0/20 | ||||||
| PTR | ns2.clarku.edu | ||||||
| NS | ns3.clarku.edu ⚠️ Not in parent delegation | ||||||
| A | 52.247.224.81🇺🇸 Microsoft52.224.0.0/11 MICROSOFT | ||||||
| NS | ns4.clarku.edu ⚠️ Not in parent delegation | ||||||
| A | 52.151.197.12🇺🇸 Microsoft52.148.0.0/14 MICROSOFT | ||||||
| SOA | ns1.clarku.eduroot@clarku.edu 2025-05-22 #1 | ||||||
name
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ac1.nstld.com ⭐ | ||||||
| NS | ac2.nstld.com | ||||||
| NS | ac3.nstld.com | ||||||
| NS | ac4.nstld.com | ||||||
| SOA | ac1.nstld.cominfo@verisign-grs.com serial=1778929680 | ||||||
Same first word
clarku.mobi |
clarku.net |
clarku.xyz |
clarku.university |
clarku.tv |
clarku.edu |
clarku.biz |
clarku.com |
clarku.sucks |
clarku.us |
clarku.info |
clarku.name |
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.clarku.edu2018-01-18 → 2026-05-16 · 2 obs
● 2026-05-16 11:23:34
●NSns2.clarku.edu2018-01-18 → 2026-05-16 · 2 obs
● 2026-05-16 11:23:34
●NSns3.clarku.edu2018-01-18 → 2026-05-16 · 2 obs
● 2026-05-16 11:23:34
●NSns4.clarku.edu2018-01-18 → 2026-05-16 · 2 obs
● 2026-05-16 11:23:34
○A140.232.1.502018-01-18 → 2018-01-18 · 3 obs
○ 2026-03-26 10:04:24
○ 2026-05-16 11:23:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| name | ac3.nstld.com, ac2.nstld.com, ac1.nstld.com, ac4.nstld.com | - |
| clarku.name | ns1.clarku.edu, ns2.clarku.edu | - |
✅ Authoritative Response
Server:140.232.1.124
NS records: ns1.clarku.edu, ns2.clarku.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for clarku.name (unsigned zone)
⏱️ Timing
Total: 370ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1.clarku.edu, ns4.clarku.edu... |
| SOA | 1 | ns1.clarku.edu root.clarku.edu |
Analysis
Name Servers
clarku.name delegates to four name servers: ns1.clarku.edu, ns2.clarku.edu, ns3.clarku.edu and ns4.clarku.edu.
clarku.name at least partially shares name servers with other domains, for instance clarku.net, clarku.tv, clarku.edu, econgeography.org and 0.232.140.in-addr.arpa.
These name servers are commonly used with kp-madns-01.clarku.edu, din.ad.clarku.edu, jango.ad.clarku.edu, wp-addc-01.ad.clarku.edu, wp-addc-02.ad.clarku.edu and wp-addc-03.ad.clarku.edu.
Host names with one IP number: ns1.clarku.edu points to: 140.232.1.123; ns2.clarku.edu points to: 140.232.1.124; ns3.clarku.edu points to: 52.247.224.81; ns4.clarku.edu points to: 52.151.197.12.