knowledge.io - robtex.com
knowledge.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns2.afternic.com ⭐ | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| NS | ns1.afternic.com | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns2.afternic.comdns@jomax.net serial=1 | ||||||
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1786854318 | ||||||
Same first word
Similar names
DNS History
20 records (4 active, 16 former)
○NSboyd.ns.cloudflare.com2017-03-16 → 2017-03-16 · 3 obs
○ 2018-01-31 20:51:44
○ 2026-08-16 04:33:38
○NSgwen.ns.cloudflare.com2017-03-16 → 2017-03-16 · 3 obs
○ 2018-01-31 20:51:44
○ 2026-08-16 04:33:38
●NSns1.afternic.com2026-04-22 → 2026-08-16 · 3 obs
● 2026-04-22 11:03:34
● 2026-08-16 04:33:38
○NSns1.brandbucket.com2026-04-22 → 2026-08-16 · 2 obs
○ 2026-08-16 04:33:38
●NSns2.afternic.com2026-04-22 → 2026-08-16 · 3 obs
● 2026-04-22 11:03:34
● 2026-08-16 04:33:38
○NSns2.brandbucket.com2026-04-22 → 2026-08-16 · 2 obs
○ 2026-08-16 04:33:38
○NSpdns1.registrar-servers.com2018-01-31 → 2018-01-31 · 4 obs
● 2018-01-31 20:51:44
○ 2026-04-22 11:03:34
○ 2026-08-16 04:33:38
○NSpdns2.registrar-servers.com2018-01-31 → 2018-01-31 · 4 obs
● 2018-01-31 20:51:44
○ 2026-04-22 11:03:34
○ 2026-08-16 04:33:38
○MXalt1.aspmx.l.google.com2018-01-31 → 2018-01-31 · 3 obs
○ 2026-04-22 11:03:34
○ 2026-08-16 04:33:38
○MXalt2.aspmx.l.google.com2018-01-31 → 2018-01-31 · 3 obs
○ 2026-04-22 11:03:34
○ 2026-08-16 04:33:38
○MXalt3.aspmx.l.google.com2018-01-31 → 2018-01-31 · 3 obs
○ 2026-04-22 11:03:34
○ 2026-08-16 04:33:38
○MXalt4.aspmx.l.google.com2018-01-31 → 2018-01-31 · 3 obs
○ 2026-04-22 11:03:34
○ 2026-08-16 04:33:38
○MXaspmx.l.google.com2018-01-31 → 2018-01-31 · 3 obs
○ 2026-04-22 11:03:34
○ 2026-08-16 04:33:38
○A107.23.13.192017-03-16 → 2017-03-16 · 3 obs
○ 2018-01-31 20:51:44
○ 2026-08-16 04:33:38
●A13.248.169.482026-04-22 → 2026-08-16 · 3 obs
● 2026-04-22 11:03:34
● 2026-08-16 04:33:38
○A13.56.33.82026-04-22 → 2026-08-16 · 2 obs
○ 2026-08-16 04:33:38
○A35.184.88.2312018-01-31 → 2018-01-31 · 4 obs
● 2018-01-31 20:51:44
○ 2026-04-22 11:03:34
○ 2026-08-16 04:33:38
○A52.20.164.1592017-03-16 → 2017-03-16 · 3 obs
○ 2018-01-31 20:51:44
○ 2026-08-16 04:33:38
○A52.200.252.1332017-03-16 → 2017-03-16 · 3 obs
○ 2018-01-31 20:51:44
○ 2026-08-16 04:33:38
●A76.223.54.1462026-04-22 → 2026-08-16 · 3 obs
● 2026-04-22 11:03:34
● 2026-08-16 04:33:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| knowledge.io | ns2.afternic.com, ns1.afternic.com | - |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns2.afternic.com, ns1.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for knowledge.io (unsigned zone)
⏱️ Timing
Total: 316ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.afternic.com dns.jomax.net |
Analysis
IP Addresses
knowledge.io resolves to the IP addresses 13.248.169.48 and 76.223.54.146
Additional host names — sheikhkitchens.com, 206-82-145-181.static.worknetinc.com, nitricoxidelevels.com and two others — share IP numbers with knowledge.io.
Name Servers
knowledge.io uses two name servers for its delegation: ns1.afternic.com and ns2.afternic.com.
knowledge.io shares its name server setup with other domains, including msot.com, cjst.net, zenmood.com and two others.
knowledge.io has at least partial name server overlap with other domains, such as mock.co, curtainsnblinds.com, nutriens.com and two others.
These name servers tend to appear together with the name servers verification-vesbet7nkettdw2mc9cgox.ns101.verify.hn, verification-cukmqwnkpi6booqjwnxbfw.ns101.verify.hn and verification-ltgsx6mmasl8dhagmd2rz4.ns101.verify.hn.
The two host names ns1.afternic.com and ns2.afternic.com each have a pair of IP addresses: ns1.afternic.com has 97.74.98.69 and 2603:5:2126::45, and ns2.afternic.com has 173.201.66.69 and 2603:5:2226::45.