dev.null.nu - dns.ninja
dev.null.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 128.199.242.81🇸🇬 DIGITALOCEAN128.199.192.0/18 DigitalOcean | ||||||
null.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 67.227.250.223🇺🇸 LiquidWeb67.227.128.0/17 Liquidweb LLC | ||||||
| NS | ns1.webrouter.nu ⭐ | ||||||
| NS | ns2.webrouter.nu | ||||||
| MX | null.nu ⭐ | ||||||
| TXT | v=spf1 +a +mx +ip4:67.227.250.223 ~all | ||||||
| SOA | ns1.webrouter.nudnsmaster@nunames.nu 2026-06-26 #0 | ||||||
PTR for
NS for
Previously NS for
MX for
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A116.197.140.1782015-07-14 → 2017-10-17 · 4 obs
● 2015-07-14 05:36:22
● 2017-10-17 00:55:22
○ 2026-02-15 16:53:02
○ 2026-07-21 14:07:06
● 2017-10-17 00:55:22
○ 2026-02-15 16:53:02
○ 2026-07-21 14:07:06
●A128.199.242.812026-02-15 → 2026-07-21 · 3 obs
○ 2017-10-17 00:55:22
● 2026-02-15 16:53:02
● 2026-07-21 14:07:06
● 2026-02-15 16:53:02
● 2026-07-21 14:07:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | - |
| null.nu | ns1.webrouter.nu, ns2.webrouter.nu | - |
✅ Authoritative Response
Server:67.227.210.101
NS records: ns1.webrouter.nu, ns2.webrouter.nu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for null.nu (unsigned zone)
⏱️ Timing
Total: 1234ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 128.199.242.81 |
Analysis
Name Server Role
dev.null.nu handles NS delegation for hogetan.net, sohgoh.net and tokyo6to4.net.
dev.null.nu is commonly paired with os3-384-25246.vs.sakura.ne.jp, dynamo.sohgoh.net and ns-38156238-4.joker-unused.com to act as name servers.
Mail Server Role
tokyo6to4.net uses dev.null.nu as a mail server.
IP Addresses
dev.null.nu resolves to one IP address: 128.199.242.81.