k37.app - robtex.com
k37.app
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
Similar names
37k.de |
37k.us |
k73.com |
k73.ru |
3k7.com |
73k.club |
k73.dk |
k73.net |
37k.com |
73k.net |
73k.org |
37k.cx |
7k3.casino |
37k.net |
73k.us |
k73.de |
73k.com |
73k.de |
37k.org |
k73.org |
7k3.com |
3k7.net |
73k.io |
37k.gd |
DNS History
10 records (9 active, 1 former)
●NSedns152.ultradns.biz2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 17:18:46
●NSedns152.ultradns.com2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 17:18:46
●NSedns152.ultradns.net2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 17:18:46
●NSedns152.ultradns.org2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 17:18:46
●NSpdns104.ultradns.biz2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 17:18:46
●NSpdns104.ultradns.com2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 17:18:46
●NSpdns104.ultradns.net2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 17:18:46
●NSpdns104.ultradns.org2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 17:18:46
○A172.65.242.1662026-08-03 → 2026-08-03 · 4 obs
● 2026-08-03 07:31:32
○ 2026-08-03 17:18:44
○ 2026-08-03 17:18:46
●A175.29.222.1612026-08-02 → 2026-08-03 · 4 obs
○ 2026-08-03 07:31:32
● 2026-08-03 17:18:44
● 2026-08-03 17:18:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| k37.app | pdns104.ultradns.net, pdns104.ultradns.com, pdns104.ultradns.org, pdns104.ultradns.biz | - |
✅ Authoritative Response
Server:156.154.66.104
NS records: pdns104.ultradns.net, pdns104.ultradns.com, pdns104.ultradns.org, pdns104.ultradns.biz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for k37.app (unsigned zone)
⏱️ Timing
Total: 2603ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 175.29.222.161 |
| NS | 4 | edns152.ultradns.biz, edns152.ultradns.com... |
| SOA | 1 | edns152.ultradns.com mayamai1241.gmail.c |
Analysis
IP Addresses
k37.app resolves to just one IP address, 175.29.222.161.
Two other host names, along with y95.app, kyun58.com and kyun61.com, also share IP numbers with k37.app.
Name Servers
k37.app carries NS records listing 8 name servers — edns152.ultradns.biz, pdns104.ultradns.biz, edns152.ultradns.com and 5 others.
At least some of k37.app's name servers are shared with other domains, for example 1336ky.com, 100.195.150.in-addr.arpa, 6890k.com and two more.
These name servers tend to co-occur with pdns104.ultradns.com, pdns104.ultradns.net, pdns104.ultradns.org and 7 other name servers in the same DNS delegations.
Host names that have two IP addresses:
The A records for edns152.ultradns.biz return 204.74.67.152 and 2610:a1:1015::298.
The A records for pdns104.ultradns.biz return 156.154.66.104 and 2610:a1:1015::8c.
The A records for edns152.ultradns.com return 204.74.66.152 and 2001:502:f3ff::298.
The A records for pdns104.ultradns.com return 156.154.64.104 and 2001:502:f3ff::8c.
The A records for edns152.ultradns.net return 204.74.110.152 and 2610:a1:1014::298.
The A records for pdns104.ultradns.net return 156.154.65.104 and 2610:a1:1014::8c.
The A records for edns152.ultradns.org return 204.74.111.152 and 2001:502:4612::298.
The A records for pdns104.ultradns.org return 156.154.67.104 and 2001:502:4612::8c.