extdisaster.net - robtex.com
extdisaster.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns3.purdue.edu ⭐ ⚠️ Not in zone NS records | ||||||
| NS | ns4.purdue.edu ⚠️ Not in zone NS records | ||||||
| A | 2001:18e8:800:201::a🇺🇸 ASN172001:18e8:800::/44 Purdue University | ||||||
| PTR | ns4.purdue.edu | ||||||
| A | 128.210.224.234🇺🇸 ASN17128.210.0.0/16 Purdue University | ||||||
| PTR | ns4.purdue.edu | ||||||
| NS | ns5.purdue.edu ⚠️ Not in zone NS records | ||||||
| A | 20.241.160.48🇺🇸 Microsoft20.192.0.0/10 | ||||||
| TXT | Contacts=Cheyanne,cgeidema@purdue.edu;Abby,alillpop@purdue.edu | ||||||
| SOA | ns3.purdue.eduhostmaster@purdue.edu serial=716086296 | ||||||
net
| 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=1774393862 | ||||||
Same first word
extdisaster.net |
DNS History
4 records (3 active, 1 former)
●NSns3.purdue.edu2026-02-17 → 2026-03-24 · 2 obs
● 2026-03-24 23:34:40
●NSns4.purdue.edu2026-02-17 → 2026-03-24 · 2 obs
● 2026-03-24 23:34:40
●NSns5.purdue.edu2026-02-17 → 2026-03-24 · 2 obs
● 2026-03-24 23:34:40
○A128.210.7.2542026-02-17 → 2026-03-20 · 4 obs
● 2026-03-20 09:46:42
○ 2026-03-24 23:34:38
○ 2026-03-24 23:34:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | f.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net... | - |
| extdisaster.net | ns3.purdue.edu, ns4.purdue.edu, ns5.purdue.edu | - |
✅ Authoritative Response
Server:128.210.224.226
NS records: ns3.purdue.edu, ns4.purdue.edu, ns5.purdue.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for extdisaster.net (unsigned zone)
⏱️ Timing
Total: 506ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 128.210.7.254 |
| TXT | 1 | Contacts=Cheyanne,cgeidema@purdue.edu;Ab |
| SOA | 1 | ns3.purdue.edu hostmaster.purdue.edu |
Analysis
Name Servers
extdisaster.net is delegated to three name servers: ns3.purdue.edu, ns4.purdue.edu and ns5.purdue.edu.
extdisaster.net at least partially shares name servers with other domains, for instance magicdml.net, 46.128.in-addr.arpa, education.purdue.edu, foodsci.purdue.edu and conservefood.org.
These name servers are commonly used alongside the name servers pendragon.cs.purdue.edu, harbor.ecn.purdue.edu, ns1.rice.edu, ns2.rice.edu and basm.cerias.purdue.edu.
Host names with two IP numbers: ns4.purdue.edu points to 2001:18e8:800:201::a and 128.210.224.234.
Host names with one IP number: ns5.purdue.edu points to 20.241.160.48.