optionalsoftware.com - dns.ninja
optionalsoftware.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 35.80.153.53🇺🇸 Amazon35.80.0.0/12 | ||||||
| NS | curitiba.ns.porkbun.com ⭐ | ||||||
| A | 2400:cb00:2049:1::adf5:3a25🇺🇸 AS133352400:cb00:2049::/48 | ||||||
| A | 173.245.58.37🇺🇸 AS13335173.245.58.0/24 | ||||||
| NS | fortaleza.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:88c🇺🇸 AS133352400:cb00:2049::/48 | ||||||
| A | 162.159.8.140AS13335162.159.8.0/24 | ||||||
| NS | maceio.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:bb4🇺🇸 AS133352400:cb00:2049::/48 | ||||||
| A | 162.159.11.180AS13335162.159.11.0/24 | ||||||
| NS | salvador.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:a96🇺🇸 AS133352400:cb00:2049::/48 | ||||||
| A | 162.159.10.150AS13335162.159.10.0/24 | ||||||
| MX | fwd1.porkbun.com ⭐ | ||||||
| A | 44.226.226.6🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix | ||||||
| PTR | fwd1.porkbun.com | ||||||
| MX | fwd2.porkbun.com(20) | ||||||
| A | 52.10.201.111🇺🇸 Amazon52.10.0.0/15 EC2 PDX Prefix | ||||||
| PTR | fwd2.porkbun.com | ||||||
| TXT | google-site-verification=7iv9x8KVaBdPWUrSzVYTY7riWaJPRdMc3n-nowvLJvE | ||||||
| TXT | v=spf1 include:_spf.porkbun.com ~all | ||||||
| SOA | curitiba.ns.porkbun.comdns@cloudflare.com serial=2391858476 | ||||||
com
| DNSSEC | ⚠️ Not signed | ||||||
| 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=1794520611 | ||||||
Previous names
Next names
DNS History
7 records (7 active, 0 former)
●NScuritiba.ns.porkbun.com2026-10-15 → 2026-11-12 · 2 obs
● 2026-11-12 22:16:42
●NSfortaleza.ns.porkbun.com2026-10-15 → 2026-11-12 · 2 obs
● 2026-11-12 22:16:42
●NSmaceio.ns.porkbun.com2026-10-15 → 2026-11-12 · 2 obs
● 2026-11-12 22:16:42
●NSsalvador.ns.porkbun.com2026-10-15 → 2026-11-12 · 2 obs
● 2026-11-12 22:16:42
●MXfwd1.porkbun.com2026-10-15 → 2026-11-12 · 2 obs
● 2026-11-12 22:16:42
●MXfwd2.porkbun.com2026-10-15 → 2026-11-12 · 2 obs
● 2026-11-12 22:16:42
●A35.80.153.532026-10-15 → 2026-11-12 · 2 obs
● 2026-11-12 22:16:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, k.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net... | - |
| optionalsoftware.com | maceio.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com | 8 records |
✅ Authoritative Response
Server:162.159.11.180
NS records: maceio.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 328ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 35.80.153.53 |
| NS | 4 | curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com... |
| MX | 2 | fwd1.porkbun.com (pri: 10), fwd2.porkbun.com (pri: 20) |
| TXT | 2 | google-site-verification=7iv9x8KVaBdPWUr, v=spf1 include:_spf.porkbun.com ~all |
| SOA | 1 | curitiba.ns.porkbun.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (maceio.ns.porkbun.com, maceio.ns.porkbun.com, salvador.ns.porkbun.com...)
Analysis
IP Addresses
optionalsoftware.com points to a single IP number: 35.80.153.53.
Other host names, for instance castle.enterprises, alcastle.com, jobweb.io and castle.industries share IP numbers with optionalsoftware.com.
Name Servers
optionalsoftware.com has four authoritative name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.
All four hostnames — curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com — resolve to two IP numbers apiece: curitiba.ns.porkbun.com to 173.245.58.37 and 2400:cb00:2049:1::adf5:3a25; fortaleza.ns.porkbun.com to 162.159.8.140 and 2400:cb00:2049:1::a29f:88c; maceio.ns.porkbun.com to 162.159.11.180 and 2400:cb00:2049:1::a29f:bb4; salvador.ns.porkbun.com to 162.159.10.150 and 2400:cb00:2049:1::a29f:a96.
Mail Servers
optionalsoftware.com has two mail servers: fwd1.porkbun.com and fwd2.porkbun.com.
The host names fwd1.porkbun.com and fwd2.porkbun.com each point to one IP number: fwd1.porkbun.com points to 44.226.226.6. fwd2.porkbun.com points to 52.10.201.111.