mathdeck.org - robtex.com
mathdeck.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 18.208.88.157🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix | ||||||
| PTR | ec2-18-208-88-157.compute-1.amazonaws.com | ||||||
| A | 98.84.224.111🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix | ||||||
| NS | dns1.p06.nsone.net ⭐ | ||||||
| A | 2620:4d:4000:6259:7:6:0:1🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1 | ||||||
| PTR | dns1.p06.nsone.net | ||||||
| A | 198.51.44.6🇺🇸 NSONE198.51.44.0/24 | ||||||
| PTR | dns1.p06.nsone.net | ||||||
| NS | dns2.p06.nsone.net | ||||||
| A | 2a00:edc0:6259:7:6::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2 | ||||||
| PTR | dns2.p06.nsone.net | ||||||
| A | 198.51.45.6🇺🇸 NSONE198.51.45.0/24 | ||||||
| PTR | dns2.p06.nsone.net | ||||||
| NS | dns3.p06.nsone.net | ||||||
| A | 2620:4d:4000:6259:7:6:0:3🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1 | ||||||
| PTR | dns3.p06.nsone.net | ||||||
| A | 198.51.44.70🇺🇸 NSONE198.51.44.0/24 | ||||||
| PTR | dns3.p06.nsone.net | ||||||
| NS | dns4.p06.nsone.net | ||||||
| A | 2a00:edc0:6259:7:6::4🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2 | ||||||
| PTR | dns4.p06.nsone.net | ||||||
| A | 198.51.45.70🇺🇸 NSONE198.51.45.0/24 | ||||||
| PTR | dns4.p06.nsone.net | ||||||
| SOA | dns1.p06.nsone.netdomains+netlify@netlify.com serial=1664575833 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.pir-ns.org ⭐ | ||||||
| NS | v0n1.pir-ns.org | ||||||
| NS | v0n2.pir-ns.org | ||||||
| NS | v0n3.pir-ns.org | ||||||
| NS | v2n0.pir-ns.org | ||||||
| NS | v2n1.pir-ns.org | ||||||
| SOA | v0n0.pir-ns.orghostmaster@donuts.email serial=1794591811 | ||||||
Same first word
Similar names
teamhkcd.store |
ahmetkcd.workers.dev |
teamhkcd.info |
damktech.com |
teamhkcd.com |
dmaktech.com |
teamhkcd.xyz |
dketcham.workers.dev |
damktech.com.tr |
deckmath.com |
dkmechta.ru |
actmedhk.com.hk |
mdkatech.com.br |
DNS History
8 records (6 active, 2 former)
●NSdns1.p06.nsone.net2026-09-27 → 2026-11-13 · 2 obs
● 2026-11-13 17:47:50
●NSdns2.p06.nsone.net2026-09-27 → 2026-11-13 · 2 obs
● 2026-11-13 17:47:50
●NSdns3.p06.nsone.net2026-09-27 → 2026-11-13 · 2 obs
● 2026-11-13 17:47:50
●NSdns4.p06.nsone.net2026-09-27 → 2026-11-13 · 2 obs
● 2026-11-13 17:47:50
●A18.208.88.1572026-10-21 → 2026-11-13 · 3 obs
● 2026-10-21 17:55:46
● 2026-11-13 17:47:50
○A35.157.26.1352026-09-27 → 2026-09-27 · 3 obs
○ 2026-10-21 17:55:46
○ 2026-11-13 17:47:50
○A63.176.8.2182026-09-27 → 2026-09-27 · 3 obs
○ 2026-10-21 17:55:46
○ 2026-11-13 17:47:50
●A98.84.224.1112026-10-21 → 2026-11-13 · 3 obs
● 2026-10-21 17:55:46
● 2026-11-13 17:47:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | v0n0.pir-ns.org, v0n1.pir-ns.org, v0n2.pir-ns.org, v0n3.pir-ns.org... | - |
| mathdeck.org | dns3.p06.nsone.net, dns4.p06.nsone.net, dns1.p06.nsone.net, dns2.p06.nsone.net | - |
✅ Authoritative Response
Server:198.51.44.6
NS records: dns3.p06.nsone.net, dns4.p06.nsone.net, dns1.p06.nsone.net, dns2.p06.nsone.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathdeck.org (unsigned zone)
⏱️ Timing
Total: 617ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 18.208.88.157, 98.84.224.111 |
| NS | 4 | dns1.p06.nsone.net, dns2.p06.nsone.net... |
| SOA | 1 | dns1.p06.nsone.net domains+netlify.netli |
Analysis
IP Addresses
mathdeck.org has two IP addresses: 18.208.88.157 and 98.84.224.111
Name Servers
mathdeck.org has four authoritative name servers: dns1.p06.nsone.net, dns2.p06.nsone.net, dns3.p06.nsone.net and dns4.p06.nsone.net.
All four hostnames — dns1.p06.nsone.net, dns2.p06.nsone.net, dns3.p06.nsone.net and dns4.p06.nsone.net — resolve to two IP numbers apiece: dns1.p06.nsone.net to 198.51.44.6 and 2620:4d:4000:6259:7:6:0:1; dns2.p06.nsone.net to 198.51.45.6 and 2a00:edc0:6259:7:6::2; dns3.p06.nsone.net to 198.51.44.70 and 2620:4d:4000:6259:7:6:0:3; dns4.p06.nsone.net to 198.51.45.70 and 2a00:edc0:6259:7:6::4.