masteringclaude.com - robtex.com

masteringclaude.com

DNSSEC⚠️ Not signed
A18.208.88.157🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix
PTRec2-18-208-88-157.compute-1.amazonaws.com
A98.84.224.111🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix
NSdns1.p01.nsone.net
A2620:4d:4000:6259:7:1:0:1🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns1.p01.nsone.net
A198.51.44.1🇺🇸 NSONE198.51.44.0/24
PTRdns1.p01.nsone.net
NSdns1.p04.nsone.net ⚠️ Not in parent delegation
A2620:4d:4000:6259:7:4:0:1🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns1.p04.nsone.net
A198.51.44.4🇺🇸 NSONE198.51.44.0/24
PTRdns1.p04.nsone.net
NSdns1.p07.nsone.net ⚠️ Not in zone NS records
A2620:4d:4000:6259:7:7:0:1🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns1.p07.nsone.net
A198.51.44.7🇺🇸 NSONE198.51.44.0/24
PTRdns1.p07.nsone.net
NSdns2.p04.nsone.net ⚠️ Not in parent delegation
A2a00:edc0:6259:7:4::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns2.p04.nsone.net
A198.51.45.4🇺🇸 NSONE198.51.45.0/24
PTRdns2.p04.nsone.net
NSdns2.p07.nsone.net ⚠️ Not in zone NS records
A2a00:edc0:6259:7:7::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns2.p07.nsone.net
A198.51.45.7🇺🇸 NSONE198.51.45.0/24
PTRdns2.p07.nsone.net
NSdns3.p04.nsone.net ⚠️ Not in parent delegation
A2620:4d:4000:6259:7:4:0:3🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns3.p04.nsone.net
A198.51.44.68🇺🇸 NSONE198.51.44.0/24
PTRdns3.p04.nsone.net
NSdns3.p07.nsone.net ⚠️ Not in zone NS records
A2620:4d:4000:6259:7:7:0:3🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns3.p07.nsone.net
A198.51.44.71🇺🇸 NSONE198.51.44.0/24
PTRdns3.p07.nsone.net
NSdns4.p04.nsone.net ⚠️ Not in parent delegation
A2a00:edc0:6259:7:4::4🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns4.p04.nsone.net
A198.51.45.68🇺🇸 NSONE198.51.45.0/24
PTRdns4.p04.nsone.net
NSdns4.p07.nsone.net ⚠️ Not in zone NS records
A2a00:edc0:6259:7:7::4🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns4.p07.nsone.net
A198.51.45.71🇺🇸 NSONE198.51.45.0/24
PTRdns4.p07.nsone.net
SOAdns1.p01.nsone.netdomains+netlify@netlify.com serial=1771771199

com

Same first word

Similar names

DNS History

15 records (11 active, 4 former)

NSdns1.p01.nsone.netdns1.p04.nsone.netdns1.p07.nsone.netdns2.p04.nsone.netdns2.p07.nsone.netdns3.p04.nsone.netdns3.p07.nsone.netdns4.p04.nsone.netdns4.p07.nsone.netA18.208.88.15798.84.224.11113.52.188.9535.157.26.13552.52.192.19163.176.8.218
NSdns1.p01.nsone.net2026-04-23 → 2026-07-25 · 2 obs
● 2026-04-23 19:01:04
● 2026-07-25 01:29:32
NSdns1.p04.nsone.net2026-04-23 → 2026-07-25 · 2 obs
● 2026-04-23 19:01:04
● 2026-07-25 01:29:32
NSdns1.p07.nsone.net2026-04-23 → 2026-07-25 · 2 obs
● 2026-04-23 19:01:04
● 2026-07-25 01:29:32
NSdns2.p04.nsone.net2026-04-23 → 2026-07-25 · 2 obs
● 2026-04-23 19:01:04
● 2026-07-25 01:29:32
NSdns2.p07.nsone.net2026-04-23 → 2026-07-25 · 2 obs
● 2026-04-23 19:01:04
● 2026-07-25 01:29:32
NSdns3.p04.nsone.net2026-04-23 → 2026-07-25 · 2 obs
● 2026-04-23 19:01:04
● 2026-07-25 01:29:32
NSdns3.p07.nsone.net2026-04-23 → 2026-07-25 · 2 obs
● 2026-04-23 19:01:04
● 2026-07-25 01:29:32
NSdns4.p04.nsone.net2026-04-23 → 2026-07-25 · 2 obs
● 2026-04-23 19:01:04
● 2026-07-25 01:29:32
NSdns4.p07.nsone.net2026-04-23 → 2026-07-25 · 2 obs
● 2026-04-23 19:01:04
● 2026-07-25 01:29:32
A13.52.188.952026-04-23 → 2026-06-15 · 8 obs
● 2026-04-23 19:01:04
○ 2026-04-29 09:25:46
○ 2026-05-01 08:37:24
● 2026-05-01 10:13:10
○ 2026-05-07 05:00:16
● 2026-06-15 17:54:04
○ 2026-06-18 11:03:22
○ 2026-07-25 01:29:32
A18.208.88.1572026-04-29 → 2026-07-25 · 5 obs
○ 2026-04-23 19:01:04
● 2026-04-29 09:25:46
○ 2026-05-01 06:27:28
○ 2026-06-18 11:03:22
● 2026-07-25 01:29:32
A35.157.26.1352026-05-01 → 2026-06-18 · 8 obs
○ 2026-04-29 09:25:46
● 2026-05-01 06:27:28
● 2026-05-01 08:37:24
○ 2026-05-01 10:13:10
● 2026-05-07 05:00:16
○ 2026-06-15 17:54:04
● 2026-06-18 11:03:22
○ 2026-07-25 01:29:32
A52.52.192.1912026-04-23 → 2026-06-15 · 8 obs
● 2026-04-23 19:01:04
○ 2026-04-29 09:25:46
○ 2026-05-01 08:37:24
● 2026-05-01 10:13:10
○ 2026-05-07 05:00:16
● 2026-06-15 17:54:04
○ 2026-06-18 11:03:22
○ 2026-07-25 01:29:32
A63.176.8.2182026-05-01 → 2026-06-18 · 8 obs
○ 2026-04-29 09:25:46
● 2026-05-01 06:27:28
● 2026-05-01 08:37:24
○ 2026-05-01 10:13:10
● 2026-05-07 05:00:16
○ 2026-06-15 17:54:04
● 2026-06-18 11:03:22
○ 2026-07-25 01:29:32
A98.84.224.1112026-04-29 → 2026-07-25 · 5 obs
○ 2026-04-23 19:01:04
● 2026-04-29 09:25:46
○ 2026-05-01 06:27:28
○ 2026-06-18 11:03:22
● 2026-07-25 01:29:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
masteringclaude.comdns1.p07.nsone.net, dns2.p07.nsone.net, dns3.p07.nsone.net, dns4.p07.nsone.net-

✅ Authoritative Response

Server:198.51.44.7

NS records: dns1.p07.nsone.net, dns2.p07.nsone.net, dns3.p07.nsone.net, dns4.p07.nsone.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for masteringclaude.com (unsigned zone)

⏱️ Timing

Total: 518ms | Queries: -

📄 Records

TypeCountSample Data
A298.84.224.111, 18.208.88.157
NS4dns1.p04.nsone.net, dns2.p04.nsone.net...
SOA1dns1.p01.nsone.net domains+netlify.netli

Analysis

IP Addresses

masteringclaude.com points to the IP addresses 18.208.88.157 and 98.84.224.111

Additional host names — verelvino.es, www.colegionuevomilenio.cl, safelyreturn.com and two others — share IP numbers with masteringclaude.com.

Name Servers

masteringclaude.com delegates authority to 9 name servers: dns1.p01.nsone.net, dns1.p04.nsone.net, dns2.p04.nsone.net plus 6 other.

There is at least partial name server overlap between masteringclaude.com and other domains — cardservice-arizona.com, sprustonpacific.com, mandazarak.com and two more among them.

These name servers regularly appear alongside ns02.squarespacedns.com, ns01.squarespacedns.com, ns04.squarespacedns.com and 7 other name servers in NS record sets.

Host names with two IP numbers:

dns1.p01.nsone.net directs traffic to 198.51.44.1 and 2620:4d:4000:6259:7:1:0:1.

dns1.p04.nsone.net directs traffic to 198.51.44.4 and 2620:4d:4000:6259:7:4:0:1.

dns2.p04.nsone.net directs traffic to 198.51.45.4 and 2a00:edc0:6259:7:4::2.

dns3.p04.nsone.net directs traffic to 198.51.44.68 and 2620:4d:4000:6259:7:4:0:3.

dns4.p04.nsone.net directs traffic to 198.51.45.68 and 2a00:edc0:6259:7:4::4.

dns1.p07.nsone.net directs traffic to 198.51.44.7 and 2620:4d:4000:6259:7:7:0:1.

dns2.p07.nsone.net directs traffic to 198.51.45.7 and 2a00:edc0:6259:7:7::2.

dns3.p07.nsone.net directs traffic to 198.51.44.71 and 2620:4d:4000:6259:7:7:0:3.

dns4.p07.nsone.net directs traffic to 198.51.45.71 and 2a00:edc0:6259:7:7::4.