code40.net - dns.ninja
code40.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns0.code40.net ⭐ | ||||||
| A | 185.3.128.10🇫🇷 CODE40-AS185.3.128.0/22 CODE40 cidr block | ||||||
| PTR | ns0.code40.net | ||||||
| NS | ns1.code40.net | ||||||
| A | 185.3.128.11🇫🇷 CODE40-AS185.3.128.0/22 CODE40 cidr block | ||||||
| PTR | ns1.code40.net | ||||||
| MX | mail.madmetrics.com ⭐ | ||||||
| A | 185.3.128.30🇫🇷 CODE40-AS185.3.128.0/22 CODE40 cidr block | ||||||
| PTR | mail.keyade.com | ||||||
| TXT | v=spf1 ip4:185.3.128.0/22 include:spf.protection.outlook.com include:_spf.goo... | ||||||
| SOA | ns0.code40.nethostmaster@code40.net serial=7 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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=1781375603 | ||||||
Subdomains
Same first word
Similar names
DNS History
9 records (3 active, 6 former)
●NSns0.code40.net2026-02-18 → 2026-06-13 · 3 obs
● 2026-02-18 15:46:50
● 2026-06-13 18:55:28
●NSns1.code40.net2026-02-18 → 2026-06-13 · 3 obs
● 2026-02-18 15:46:50
● 2026-06-13 18:55:28
○NSns1.goneo.de2017-01-04 → 2017-12-22 · 4 obs
● 2017-12-22 11:35:00
○ 2026-02-18 15:46:50
○ 2026-06-13 18:55:28
○NSns2.goneo.de2017-01-04 → 2017-12-22 · 4 obs
● 2017-12-22 11:35:00
○ 2026-02-18 15:46:50
○ 2026-06-13 18:55:28
●MXmail.madmetrics.com2026-02-18 → 2026-06-13 · 3 obs
● 2026-02-18 15:46:50
● 2026-06-13 18:55:28
○MXmx01.goneo.de2017-01-04 → 2017-12-22 · 4 obs
● 2017-12-22 11:35:00
○ 2026-02-18 15:46:50
○ 2026-06-13 18:55:28
○MXmx02.goneo.de2017-01-04 → 2017-12-22 · 4 obs
● 2017-12-22 11:35:00
○ 2026-02-18 15:46:50
○ 2026-06-13 18:55:28
○A2001:1640:5::3:d42017-01-04 → 2017-12-22 · 4 obs
● 2017-12-22 11:35:00
○ 2026-02-18 15:46:50
○ 2026-06-13 18:55:28
○A212.90.148.1242017-01-04 → 2017-12-22 · 4 obs
● 2017-12-22 11:35:00
○ 2026-02-18 15:46:50
○ 2026-06-13 18:55:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| code40.net | ns0.code40.net, ns1.code40.net | 2 records |
✅ Authoritative Response
Server:185.3.128.10
NS records: ns0.code40.net, ns1.code40.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 293ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.code40.net, ns0.code40.net |
| MX | 1 | mail.madmetrics.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:185.3.128.0/22 include:spf.pr |
| SOA | 1 | ns0.code40.net hostmaster.code40.net |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns0.code40.net, ns1.code40.net)
Analysis
Hierarchy
The domain code40.net is a parent of kans0.code40.net, kans1.code40.net, ns0.code40.net and ns1.code40.net.
Name Servers
The NS records for code40.net delegate to ns0.code40.net and ns1.code40.net.
The name server configuration of code40.net is shared with other domains, for instance 128.3.185.in-addr.arpa, prixmac.com, code40.com and two others.
Each of ns0.code40.net and ns1.code40.net has one IP address: ns0.code40.net uses 185.3.128.10 and ns1.code40.net uses 185.3.128.11.
Mail Servers
code40.net uses one mail server — mail.madmetrics.com.
code40.net overlaps on mail servers with certain other domains, ksrv.fr among them.
These mail servers tend to be used in conjunction with the mail servers mail.keyade.com.
mail.madmetrics.com resolves to 185.3.128.30 and no other IP number.