challenge.com - dns.ninja
challenge.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786134254 | ||||||
Subdomains
ns1.challenge.com |
mx1.challenge.com |
hostmaster.challenge.com |
www.challenge.com |
Same first word
Similar names
DNS History
19 records (7 active, 12 former)
●NS10.sucuridns.com2026-03-25 → 2026-08-07 · 3 obs
● 2026-03-25 07:35:56
● 2026-08-07 20:30:56
●NS11.sucuridns.com2026-03-25 → 2026-08-07 · 3 obs
● 2026-03-25 07:35:56
● 2026-08-07 20:30:56
●NS15.sucuridns.com2026-03-25 → 2026-08-07 · 3 obs
● 2026-03-25 07:35:56
● 2026-08-07 20:30:56
●NS17.sucuridns.com2026-03-25 → 2026-08-07 · 3 obs
● 2026-03-25 07:35:56
● 2026-08-07 20:30:56
●NS18.sucuridns.com2026-03-25 → 2026-08-07 · 3 obs
● 2026-03-25 07:35:56
● 2026-08-07 20:30:56
○NSns1.p21.dynect.net2015-08-02 → 2017-06-30 · 4 obs
● 2017-06-30 17:07:42
○ 2026-03-25 07:35:56
○ 2026-08-07 20:30:56
○NSns2.p21.dynect.net2015-08-02 → 2017-06-30 · 4 obs
● 2017-06-30 17:07:42
○ 2026-03-25 07:35:56
○ 2026-08-07 20:30:56
○NSns3.p21.dynect.net2015-08-02 → 2017-06-30 · 4 obs
● 2017-06-30 17:07:42
○ 2026-03-25 07:35:56
○ 2026-08-07 20:30:56
○NSns4.p21.dynect.net2015-08-02 → 2017-06-30 · 4 obs
● 2017-06-30 17:07:42
○ 2026-03-25 07:35:56
○ 2026-08-07 20:30:56
●MXchallenge-com.mail.protection.outlook.com2026-03-25 → 2026-08-07 · 3 obs
● 2026-03-25 07:35:56
● 2026-08-07 20:30:56
○MXmxa-00168c01.gslb.pphosted.com2016-01-28 → 2017-06-30 · 4 obs
● 2017-06-30 17:07:42
○ 2026-03-25 07:35:56
○ 2026-08-07 20:30:56
○MXmxb-00168c01.gslb.pphosted.com2016-01-28 → 2017-06-30 · 4 obs
● 2017-06-30 17:07:42
○ 2026-03-25 07:35:56
○ 2026-08-07 20:30:56
○A107.154.102.92016-01-28 → 2016-07-13 · 5 obs
● 2016-01-28 18:39:34
● 2016-07-13 11:45:14
○ 2016-10-28 18:22:06
○ 2026-08-07 20:30:56
○A107.154.111.92016-01-28 → 2016-07-13 · 5 obs
● 2016-01-28 18:39:34
● 2016-07-13 11:45:14
○ 2016-10-28 18:22:06
○ 2026-08-07 20:30:56
○A162.222.16.1542016-10-28 → 2016-10-28 · 4 obs
● 2016-10-28 18:22:06
○ 2017-06-30 17:07:42
○ 2026-08-07 20:30:56
○A162.222.18.2032017-06-30 → 2017-06-30 · 4 obs
● 2017-06-30 17:07:42
○ 2026-03-25 07:35:56
○ 2026-08-07 20:30:56
○A174.136.128.1492015-11-06 → 2015-11-06 · 4 obs
● 2015-11-06 06:34:46
○ 2016-01-28 18:39:34
○ 2026-08-07 20:30:56
●A192.124.249.32026-03-25 → 2026-08-07 · 3 obs
● 2026-03-25 07:35:56
● 2026-08-07 20:30:56
○A50.56.4.1022015-08-02 → 2015-08-02 · 3 obs
○ 2015-11-06 06:34:46
○ 2026-08-07 20:30:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| challenge.com | 11.sucuridns.com, 15.sucuridns.com, 17.sucuridns.com, 18.sucuridns.com | 10 records |
✅ Authoritative Response
Server:192.161.0.15
NS records: 11.sucuridns.com, 15.sucuridns.com, 17.sucuridns.com, 18.sucuridns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for challenge.com (unsigned zone)
⏱️ Timing
Total: 272ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.124.249.3 |
| NS | 4 | 11.sucuridns.com, 15.sucuridns.com... |
| MX | 1 | challenge-com.mail.protection.outlook.co |
| TXT | 6 | google-site-verification=4ATLDWY6dMvUVuf, +Qn6ERamlEc/KYKF1RIYlKKC49FscjsfvZ/Q+PpN... |
| SOA | 1 | 10.sucuridns.com soc.sucuri.net |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (11.sucuridns.com, 11.sucuridns.com, 11.sucuridns.com...)
Analysis
Hierarchy
challenge.com has four subdomains: ns1.challenge.com, mx1.challenge.com, hostmaster.challenge.com and www.challenge.com.
IP Addresses
challenge.com directs to one IP number, which is 192.124.249.3.
Among the host names that share IP numbers with challenge.com are thepatentmagicplant.com, rklcpa.com, poliya.com and two others.
Name Servers
The authoritative name servers for challenge.com are 10.sucuridns.com, 11.sucuridns.com, 15.sucuridns.com and two others.
There is at least partial name server overlap between challenge.com and other domains — inmrlaboratoryguide.com, splasharoundpools.com, hospitalitysoftnet.com and two more among them.
These name servers regularly appear alongside 17.sucuridns.com, 18.sucuridns.com, 16.sucuridns.com and 4 other name servers in NS record sets.
Hosts with two IP numbers each:
10.sucuridns.com points to 193.19.225.10 and 2a02:fe80:2010::10.
11.sucuridns.com points to 193.19.225.11 and 2a02:fe80:2010::11.
15.sucuridns.com points to 193.19.225.15 and 2a02:fe80:2010::15.
17.sucuridns.com points to 193.19.225.17 and 2a02:fe80:2010::17.
18.sucuridns.com points to 193.19.225.18 and 2a02:fe80:2010::18.
Mail Servers
challenge.com routes its mail through a single mail server, challenge-com.mail.protection.outlook.com.
challenge-com.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.40.6, 52.101.41.54 and 52.101.41.180, along with 5 other.