knowledge.tools - robtex.com
knowledge.tools
| DNSSEC | β οΈ Not signed | ||||||
| NS | cullen.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::a29f:2c5bπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c35bπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:235bπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 108.162.195.91πΊπΈ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 162.159.44.91Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 172.64.35.91πΊπΈ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| NS | reza.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ad9πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | reza.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0d9π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | reza.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20d9πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | reza.ns.cloudflare.com | ||||||
| A | 108.162.192.217πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | reza.ns.cloudflare.com | ||||||
| A | 172.64.32.217πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | reza.ns.cloudflare.com | ||||||
| A | 173.245.58.217πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | reza.ns.cloudflare.com | ||||||
| SOA | cullen.ns.cloudflare.comdns@cloudflare.com serial=2415271674 | ||||||
tools
| DNSSEC | π Signed (DS record present) | ||||||
| NS | v0n0.nic.tools β | ||||||
| NS | v0n1.nic.tools | ||||||
| NS | v0n2.nic.tools | ||||||
| NS | v0n3.nic.tools | ||||||
| NS | v2n0.nic.tools | ||||||
| NS | v2n1.nic.tools | ||||||
| SOA | v0n0.nic.toolshostmaster@donuts.email serial=1790605925 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
7 records (2 active, 5 former)
βNScullen.ns.cloudflare.com2026-09-17 β 2026-09-28 Β· 3 obs
β 2026-09-17 00:30:08
β 2026-09-28 14:50:44
βNSns41.domaincontrol.com2015-05-21 β 2016-07-09 Β· 4 obs
β 2016-07-09 01:26:34
β 2017-02-11 18:40:42
β 2026-09-28 14:50:44
βNSns42.domaincontrol.com2015-05-21 β 2016-07-09 Β· 4 obs
β 2016-07-09 01:26:34
β 2017-02-11 18:40:42
β 2026-09-28 14:50:44
βNSreza.ns.cloudflare.com2026-09-17 β 2026-09-28 Β· 3 obs
β 2026-09-17 00:30:08
β 2026-09-28 14:50:44
βMXmailstore1.secureserver.net2015-05-21 β 2016-07-09 Β· 4 obs
β 2016-07-09 01:26:34
β 2017-02-11 18:40:42
β 2026-09-28 14:50:44
βMXsmtp.secureserver.net2015-05-21 β 2016-07-09 Β· 4 obs
β 2016-07-09 01:26:34
β 2017-02-11 18:40:42
β 2026-09-28 14:50:44
βA50.63.202.942015-05-21 β 2016-07-09 Β· 4 obs
β 2016-07-09 01:26:34
β 2017-02-11 18:40:42
β 2026-09-28 14:50:44
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tools | v0n0.nic.tools, v0n1.nic.tools, v0n2.nic.tools, v0n3.nic.tools... | 12 records |
| knowledge.tools | cullen.ns.cloudflare.com, reza.ns.cloudflare.com | - |
β Authoritative Response
Server:172.64.32.217
NS records: cullen.ns.cloudflare.com, reza.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for knowledge.tools (unsigned zone)
β±οΈ Timing
Total: 1310ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | cullen.ns.cloudflare.com, reza.ns.cloudflare.com |
| SOA | 1 | cullen.ns.cloudflare.com dns.cloudflare. |
π Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.tools, v0n0.nic.tools, v0n1.nic.tools...)
Analysis
Name Servers
knowledge.tools is served by two delegated name servers, cullen.ns.cloudflare.com and reza.ns.cloudflare.com.
knowledge.tools shares its name server setup with other domains, including unixplore-app.pages.dev, tyncad.org, waystonecoaching.co.uk and two others.
The name servers of knowledge.tools overlap at least partially with those of other domains β among them mantulterus.com, 2garc.pages.dev, dennismhl.workers.dev and two more.
These name servers commonly appear in combination with the name servers elinore.ns.cloudflare.com.
Host names with 6 IP numbers:
cullen.ns.cloudflare.com carries IP addresses 108.162.195.91, 162.159.44.91 and 172.64.35.91, with 3 other addresses beyond those.
reza.ns.cloudflare.com carries IP addresses 108.162.192.217, 172.64.32.217 and 173.245.58.217, with 3 other addresses beyond those.