nb166.app - robtex.com
nb166.app
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.65.253.211🇺🇸 Cloudflare172.65.240.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | edns6.ultradns.com ⭐ | ||||||
| A | 2001:502:f3ff::206🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | edns6.ultradns.com | ||||||
| A | 204.74.66.6🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar | ||||||
| PTR | edns6.ultradns.com | ||||||
| NS | edns6.ultradns.biz | ||||||
| A | 2610:a1:1015::206🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar | ||||||
| PTR | edns6.ultradns.biz | ||||||
| A | 204.74.67.6🇺🇸 MAINT-ID-12008204.74.67.0/24 Neustar | ||||||
| PTR | edns6.ultradns.biz | ||||||
| NS | edns6.ultradns.net | ||||||
| A | 2610:a1:1014::206🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| PTR | edns6.ultradns.net | ||||||
| A | 204.74.110.6🇺🇸 MAINT-ID-12008204.74.110.0/24 Neustar | ||||||
| PTR | edns6.ultradns.net | ||||||
| NS | edns6.ultradns.org | ||||||
| A | 2001:502:4612::206🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar | ||||||
| PTR | edns6.ultradns.org | ||||||
| A | 204.74.111.6🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar | ||||||
| PTR | edns6.ultradns.org | ||||||
| SOA | edns6.ultradns.comadmin@189jolin.com 2024-02-22 #9 | ||||||
app
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427 | ||||||
🔒 HSTS Preload (+subdomains)
Same first word
nb166.app |
Similar names
DNS History
5 records (5 active, 0 former)
●NSedns6.ultradns.biz2026-08-01 → 2026-08-07 · 2 obs
● 2026-08-07 13:37:38
●NSedns6.ultradns.com2026-08-01 → 2026-08-07 · 2 obs
● 2026-08-07 13:37:38
●NSedns6.ultradns.net2026-08-01 → 2026-08-07 · 2 obs
● 2026-08-07 13:37:38
●NSedns6.ultradns.org2026-08-01 → 2026-08-07 · 2 obs
● 2026-08-07 13:37:38
●A172.65.253.2112026-08-01 → 2026-08-07 · 2 obs
● 2026-08-07 13:37:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| nb166.app | edns6.ultradns.com, edns6.ultradns.net, edns6.ultradns.biz, edns6.ultradns.org | - |
✅ Authoritative Response
Server:204.74.66.6
NS records: edns6.ultradns.com, edns6.ultradns.net, edns6.ultradns.biz, edns6.ultradns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nb166.app (unsigned zone)
⏱️ Timing
Total: 484ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.65.253.211 |
| NS | 4 | edns6.ultradns.biz, edns6.ultradns.com... |
| SOA | 1 | edns6.ultradns.com admin.189jolin.com |
Analysis
IP Addresses
nb166.app has exactly one IP address — 172.65.253.211.
878558.app, cdn-202-cdn-202-c02-as.fastliii.com, nb118.app plus two other host names have IP numbers in common with nb166.app.
Name Servers
Four name servers handle the delegation for nb166.app: edns6.ultradns.biz, edns6.ultradns.com, edns6.ultradns.net and edns6.ultradns.org.
The name servers of nb166.app overlap at least partially with those of other domains — among them 16889592.com, dlfa07.com, 56656a.com and two more.
These name servers commonly appear in delegations together with cecelia.ns.cloudflare.com, dakota.ns.cloudflare.com, drake.ns.cloudflare.com and 7 other.
Each of the four hosts edns6.ultradns.biz, edns6.ultradns.com, edns6.ultradns.net and edns6.ultradns.org has two IP addresses. edns6.ultradns.biz points to 204.74.67.6 and 2610:a1:1015::206. edns6.ultradns.com points to 204.74.66.6 and 2001:502:f3ff::206. edns6.ultradns.net points to 204.74.110.6 and 2610:a1:1014::206. edns6.ultradns.org points to 204.74.111.6 and 2001:502:4612::206.