undefinedx.com - robtex.com
undefinedx.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2600:3c01::f03c:91ff:fe92:9267🇺🇸 AKAMAI-LINODE-AP2600:3c01::/32 Akamai Technologies | ||||||
| A | 173.255.241.70🇺🇸 AKAMAI-LINODE-AP173.255.240.0/20 Akamai Technologies | ||||||
| NS | ns0.undefinedx.com ⚠️ Not in zone NS records | ||||||
| NS | undefinedx-0.duckdns.org ⚠️ Not in zone NS records | ||||||
| A | 2600:3c01::f03c:91ff:fe92:9267🇺🇸 AKAMAI-LINODE-AP2600:3c01::/32 Akamai Technologies | ||||||
| A | 173.255.241.70🇺🇸 AKAMAI-LINODE-AP173.255.240.0/20 Akamai Technologies | ||||||
| PTR | li251-70.members.linode.com | ||||||
| NS | undefinedx-1.duckdns.org ⚠️ Not in zone NS records | ||||||
| A | 2600:3c01::f03c:91ff:fe92:9267🇺🇸 AKAMAI-LINODE-AP2600:3c01::/32 Akamai Technologies | ||||||
| A | 173.255.241.70🇺🇸 AKAMAI-LINODE-AP173.255.240.0/20 Akamai Technologies | ||||||
| PTR | li251-70.members.linode.com | ||||||
| TXT | x-8da1b7ae244db8d642e8088c9436821d | ||||||
| TXT | google-site-verification=VWIE7YacUCGsDh4hDsK3I3j8E1jDcdf8ml2yagLqtjg | ||||||
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=1786037729 | ||||||
Same first word
undefinedx.com |
DNS History
7 records (5 active, 2 former)
●NSns0.undefinedx.com2026-08-06 → 2026-08-06 · 1 obs
●NSundefinedx-0.duckdns.org2026-08-06 → 2026-08-06 · 1 obs
●NSundefinedx-1.duckdns.org2026-08-06 → 2026-08-06 · 1 obs
●A173.255.241.702026-08-06 → 2026-08-06 · 2 obs
● 2026-08-06 17:35:50
●A2600:3c01::f03c:91ff:fe92:92672026-08-06 → 2026-08-06 · 2 obs
● 2026-08-06 17:35:50
○A50.184.217.1342016-08-14 → 2016-12-21 · 4 obs
● 2016-08-14 04:36:06
● 2016-12-21 20:28:34
○ 2026-08-06 17:35:50
○A71.182.224.1232015-08-18 → 2016-03-25 · 4 obs
● 2016-03-25 16:18:44
○ 2016-08-14 04:36:06
○ 2026-08-06 17:35:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net... | - |
| undefinedx.com | undefinedx-0.duckdns.org, undefinedx-1.duckdns.org, ns0.undefinedx.com | 1 record |
✅ Authoritative Response
Server:173.255.241.70
NS records: undefinedx-0.duckdns.org, undefinedx-1.duckdns.org, ns0.undefinedx.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for undefinedx.com (unsigned zone)
⏱️ Timing
Total: 423ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 173.255.241.70 |
| AAAA | 1 | 2600:3c01::f03c:91ff:fe92:9267 |
| TXT | 2 | x-8da1b7ae244db8d642e8088c9436821d, google-site-verification=VWIE7YacUCGsDh4 |
📌 Glue Records Collected
Total: 1
In-bailiwick: 1 (ns0.undefinedx.com)
Analysis
IP Addresses
undefinedx.com resolves to the IP addresses 173.255.241.70 and 2600:3c01::f03c:91ff:fe92:9267
Two other host names, along with undefinedx-0.duckdns.org, li251-70.members.linode.com and undefinedx-1.duckdns.org, also share IP numbers with undefinedx.com.
Name Servers
undefinedx.com is served by three name servers: ns0.undefinedx.com, undefinedx-0.duckdns.org and undefinedx-1.duckdns.org.
undefinedx.com and other domains like dota-void.com share at least a portion of their name servers.
These name servers often co-occur with the name servers ns0.dota-void.com.
undefinedx-0.duckdns.org has IP addresses 173.255.241.70 and 2600:3c01::f03c:91ff:fe92:9267; undefinedx-1.duckdns.org has the same IP addresses: 173.255.241.70 and 2600:3c01::f03c:91ff:fe92:9267.
undefinedx-0.duckdns.org and undefinedx-1.duckdns.org each have 2600:3c01::f03c:91ff:fe92:9267 IP addresses.
undefinedx-0.duckdns.org and undefinedx-1.duckdns.org each have 173.255.241.70 IP addresses.