security.nu - robtex.com
security.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.22.13.236🇳🇱 ASN-DATAPLACE185.22.12.0/23 Netlan.nl route | ||||||
| PTR | ip-by.netlan.nl | ||||||
| NS | ns1.instantdns.nu ⭐ | ||||||
| A | 67.225.131.86🇺🇸 LiquidWeb67.225.128.0/17 Liquidweb Inc | ||||||
| PTR | instant1.dnsmaster.io | ||||||
| NS | ns2.instantdns.nu | ||||||
| A | 67.227.210.221🇺🇸 LiquidWeb67.227.128.0/17 Liquidweb LLC | ||||||
| PTR | instant2.dnsmaster.io | ||||||
| MX | nospam.security.nu ⭐ | ||||||
| A | 37.0.89.141🇳🇱 ASN-ROUTIT37.0.80.0/20 RoutIT B.V. | ||||||
| PTR | efa.marlownavigation.nl | ||||||
| TXT | v=spf1 mx ip4:37.0.89.141 ip4:81.172.151.71 ip4:217.102.255.204 ip4:217.102.2... | ||||||
| SOA | ns1.instantdns.nudnsmaster@nunames.nu serial=102 | ||||||
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:e8ab7712-ee4d-4f98-a292-63e8a1d84a9b | ||||||
| TXT | NU zone update: 2026-05-09 13:50:48 +0000 (EPOCH 1778334648) (auto) | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1778334703 | ||||||
Subdomains
Same first word
Similar names
ytiruces.com |
cityuser.it |
rusecity.com |
ysecurit.com |
cityuser.ru |
securtiy.com |
secuirty.org |
ytiruces.org |
cruiseyt.com |
cerityus.com |
surecity.com |
cityuser.org |
DNS History
14 records (4 active, 10 former)
○NSns01.hostcontrol.com2015-11-09 → 2017-04-10 · 5 obs
● 2015-11-09 10:33:36
● 2017-04-10 17:11:46
○ 2026-02-19 20:58:08
○ 2026-05-09 14:04:40
○NSns02.hostcontrol.com2015-11-09 → 2017-04-10 · 5 obs
● 2015-11-09 10:33:36
● 2017-04-10 17:11:46
○ 2026-02-19 20:58:08
○ 2026-05-09 14:04:40
○NSns03.hostcontrol.org2015-11-09 → 2017-04-10 · 5 obs
● 2015-11-09 10:33:36
● 2017-04-10 17:11:46
○ 2026-02-19 20:58:08
○ 2026-05-09 14:04:40
●NSns1.instantdns.nu2026-02-19 → 2026-05-09 · 3 obs
● 2026-02-19 20:58:08
● 2026-05-09 14:04:40
○NSns1.mydyndns.org2015-07-03 → 2015-07-03 · 3 obs
○ 2015-11-09 10:33:36
○ 2026-05-09 14:04:40
○NSns1198.dns.dyn.com2015-07-03 → 2015-07-03 · 3 obs
○ 2015-11-09 10:33:36
○ 2026-05-09 14:04:40
●NSns2.instantdns.nu2026-02-19 → 2026-05-09 · 3 obs
● 2026-02-19 20:58:08
● 2026-05-09 14:04:40
○NSns2170.dns.dyn.com2015-07-03 → 2015-07-03 · 3 obs
○ 2015-11-09 10:33:36
○ 2026-05-09 14:04:40
○NSns3182.dns.dyn.com2015-07-03 → 2015-07-03 · 3 obs
○ 2015-11-09 10:33:36
○ 2026-05-09 14:04:40
○NSns4153.dns.dyn.com2015-07-03 → 2015-07-03 · 3 obs
○ 2015-11-09 10:33:36
○ 2026-05-09 14:04:40
○MXmail.security.nu2015-07-03 → 2017-04-10 · 4 obs
● 2017-04-10 17:11:46
○ 2026-02-19 20:58:08
○ 2026-05-09 14:04:40
●MXnospam.security.nu2026-02-19 → 2026-05-09 · 3 obs
● 2026-02-19 20:58:08
● 2026-05-09 14:04:40
●A185.22.13.2362026-02-19 → 2026-05-09 · 3 obs
● 2026-02-19 20:58:08
● 2026-05-09 14:04:40
○A91.195.240.1352015-07-03 → 2015-07-03 · 3 obs
○ 2015-11-09 10:33:36
○ 2026-05-09 14:04:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | y.ns.nu, z.ns.nu, a.ns.nu, d.ns.nu... | 12 records |
| security.nu | ns2.instantdns.nu, ns1.instantdns.nu | - |
✅ Authoritative Response
Server:67.225.131.86
NS records: ns2.instantdns.nu, ns1.instantdns.nu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for security.nu (unsigned zone)
⏱️ Timing
Total: 759ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.22.13.236 |
| NS | 2 | ns1.instantdns.nu, ns2.instantdns.nu |
| MX | 1 | nospam.security.nu (pri: 10) |
| TXT | 1 | v=spf1 mx ip4:37.0.89.141 ip4:81.172.151 |
| SOA | 1 | ns1.instantdns.nu dnsmaster.nunames.nu |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.ns.nu, y.ns.nu, m.ns.nu...)
Analysis
Hierarchy
security.nu is a parent of mail.security.nu and nospam.security.nu.
IP Addresses
security.nu resolves to one IP number: 185.22.13.236.
other host names including trailteam.nl, maasstadhout.nl, www.schoonmaakvacature.nl, ottevangerov.nl and mail.cyberhost.nl share IP numbers with security.nu.
Name Servers
security.nu is delegated to two name servers ns1.instantdns.nu and ns2.instantdns.nu.
security.nu shares the same name server setup as other domains, for instance drakar.nu, freinet.nu, snaps.nu, ripa.nu and (0x736578)y69.nu.
security.nu at least partially shares name servers with other domains, for instance smusk.nu, information.nu, zato.nu, internic.nu and msfk.nu.
These name servers are commonly used alongside instant1.dnsmaster.io and instant2.dnsmaster.io.
Host names with one IP number:
ns1.instantdns.nu points to 67.225.131.86
ns2.instantdns.nu points to 67.227.210.221
Mail Servers
security.nu is handled by a single mail server, nospam.security.nu.
nospam.security.nu resolves to IP 37.0.89.141.