null.nu - robtex.com
null.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 67.227.250.223🇺🇸 LiquidWeb67.227.128.0/17 Liquidweb LLC | ||||||
| PTR | services.nudomain.nu | ||||||
| NS | ns1.webrouter.nu ⭐ | ||||||
| A | 67.227.210.101🇺🇸 LiquidWeb67.227.128.0/17 Liquidweb LLC | ||||||
| PTR | services21.dnsmaster.io | ||||||
| NS | ns2.webrouter.nu | ||||||
| A | 67.227.222.214🇺🇸 LiquidWeb67.227.128.0/17 Liquidweb LLC | ||||||
| PTR | services22.dnsmaster.io | ||||||
| MX | null.nu ⭐ | ||||||
| A | 67.227.250.223🇺🇸 LiquidWeb67.227.128.0/17 Liquidweb LLC | ||||||
| PTR | services.nudomain.nu | ||||||
| TXT | v=spf1 +a +mx +ip4:67.227.250.223 ~all | ||||||
| SOA | ns1.webrouter.nudnsmaster@nunames.nu 2026-06-26 #0 | ||||||
nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | catcher-in-the-rye.nic.nu ⭐ | ||||||
| NS | a.ns.nu | ||||||
| NS | c.ns.nu | ||||||
| NS | d.ns.nu | ||||||
| NS | m.ns.nu | ||||||
| NS | y.ns.nu | ||||||
| NS | z.ns.nu | ||||||
| TXT | id:afe7a3cb-4261-452c-9875-84b3524ac5da | ||||||
| TXT | NU zone update: 2026-08-11 13:32:39 +0000 (EPOCH 1786455159) (auto) | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1786455220 | ||||||
MX for
null.nu |
Subdomains
dev.null.nu |
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
○NSdev.null.nu2015-08-17 → 2021-06-09 · 4 obs
● 2021-06-09 00:09:56
○ 2026-02-14 22:51:36
○ 2026-08-11 13:50:36
○NSdynamo.sohgoh.net2015-08-17 → 2021-06-09 · 4 obs
● 2021-06-09 00:09:56
○ 2026-02-14 22:51:36
○ 2026-08-11 13:50:36
●NSns1.webrouter.nu2026-02-14 → 2026-08-11 · 3 obs
● 2026-02-14 22:51:36
● 2026-08-11 13:50:36
●NSns2.webrouter.nu2026-02-14 → 2026-08-11 · 3 obs
● 2026-02-14 22:51:36
● 2026-08-11 13:50:36
○MXnull-nu.mail.protection.outlook.com2015-08-17 → 2021-06-09 · 4 obs
● 2021-06-09 00:09:56
○ 2026-02-14 22:51:36
○ 2026-08-11 13:50:36
●MXnull.nu2026-02-14 → 2026-08-11 · 5 obs
● 2026-02-14 22:51:36
○ 2026-06-26 12:33:32
● 2026-06-26 16:38:10
● 2026-08-11 13:50:36
○A116.197.140.1782015-08-17 → 2017-07-28 · 4 obs
● 2017-07-28 18:34:18
○ 2019-06-07 03:31:14
○ 2026-08-11 13:50:36
○A128.199.242.812019-06-07 → 2021-06-09 · 5 obs
● 2019-06-07 03:31:14
● 2021-06-09 00:09:56
○ 2026-02-14 22:51:36
○ 2026-08-11 13:50:36
●A67.227.250.2232026-02-14 → 2026-08-11 · 5 obs
● 2026-02-14 22:51:36
○ 2026-06-26 12:33:32
● 2026-06-26 16:38:10
● 2026-08-11 13:50:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | 12 records |
| null.nu | ns2.webrouter.nu, ns1.webrouter.nu | - |
✅ Authoritative Response
Server:67.227.210.101
NS records: ns2.webrouter.nu, ns1.webrouter.nu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for null.nu (unsigned zone)
⏱️ Timing
Total: 1093ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 67.227.250.223 |
| NS | 2 | ns2.webrouter.nu, ns1.webrouter.nu |
| MX | 1 | null.nu (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:67.227.250.223 ~all |
| SOA | 1 | ns1.webrouter.nu dnsmaster.nunames.nu |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.ns.nu, a.ns.nu, c.ns.nu...)
Analysis
Hierarchy
null.nu is the parent zone for dev.null.nu.
Mail Server Role
null.nu serves as a mail server for null.nu.
IP Addresses
null.nu has exactly one IP address — 67.227.250.223.
mll.nu, reuser.nu, grundlaggningsdagen.nu plus two other host names have IP numbers in common with null.nu.
Name Servers
null.nu is delegated to two name servers: ns1.webrouter.nu and ns2.webrouter.nu.
The name server configuration of null.nu is shared with other domains, for instance wgate.nu, kettner.nu, worldnames.nu and two others.
null.nu partially shares its NS delegation with several other domains, including jacob.nu, egil.nu, ktd.nu and two others.
These name servers are regularly seen alongside services21.dnsmaster.io and services22.dnsmaster.io as name servers.
ns1.webrouter.nu resolves to 67.227.210.101. ns2.webrouter.nu resolves to 67.227.222.214. Both host names point to a single IP number.
Mail Servers
null.nu uses exactly one mail server, which is null.nu.
null.nu resolves to a single IP number: 67.227.250.223.