e-exercises.com - dns.ninja
e-exercises.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.36.223.69🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix | ||||||
| PTR | ec2-13-36-223-69.eu-west-3.compute.amazonaws.com | ||||||
| NS | dns13.ovh.net ⭐ | ||||||
| A | 2001:41d0:d00:f200::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | dns13.ovh.net | ||||||
| A | 5.135.98.29🇫🇷 OVH5.135.0.0/16 | ||||||
| PTR | dns13.ovh.net | ||||||
| NS | ns13.ovh.net | ||||||
| A | 2001:41d0:b00:ec00::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | ns13.ovh.net | ||||||
| A | 5.39.112.241🇫🇷 OVH5.39.0.0/17 ISP Paris, France | ||||||
| PTR | ns13.ovh.net | ||||||
| MX | mx4.mail.ovh.net ⭐ | ||||||
| A | 178.32.124.207🇫🇷 OVH178.32.0.0/15 ISP Paris, France | ||||||
| PTR | mx4.mail.ovh.net | ||||||
| MX | mx3.mail.ovh.net(10) | ||||||
| A | 91.121.53.175🇫🇷 OVH91.121.0.0/16 ISP Paris, France | ||||||
| PTR | mx3.mail.ovh.net | ||||||
| TXT | 1|www.e-exercises.com | ||||||
| SOA | dns13.ovh.nettech@ovh.net 2023-03-25 #19 | ||||||
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=1786720239 | ||||||
Subdomains
Same first word
e-exercises.com |
DNS History
8 records (5 active, 3 former)
●MXmx3.mail.ovh.net2026-05-01 → 2026-08-14 · 3 obs
● 2026-05-01 12:26:16
● 2026-08-14 15:32:56
●MXmx4.mail.ovh.net2026-05-01 → 2026-08-14 · 3 obs
● 2026-05-01 12:26:16
● 2026-08-14 15:32:56
○MXredirect.ovh.net2017-03-14 → 2020-01-29 · 4 obs
● 2020-01-29 07:47:32
○ 2026-05-01 12:26:16
○ 2026-08-14 15:32:56
●A13.36.223.692026-05-01 → 2026-08-14 · 3 obs
● 2026-05-01 12:26:16
● 2026-08-14 15:32:56
○A37.235.89.62015-06-03 → 2017-03-14 · 4 obs
● 2017-03-14 14:07:06
○ 2020-01-29 07:47:32
○ 2026-08-14 15:32:56
○A46.17.64.1102020-01-29 → 2020-01-29 · 4 obs
● 2020-01-29 07:47:32
○ 2026-05-01 12:26:16
○ 2026-08-14 15:32:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net... | - |
| e-exercises.com | ns13.ovh.net, dns13.ovh.net | - |
✅ Authoritative Response
Server:5.39.112.241
NS records: ns13.ovh.net, dns13.ovh.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for e-exercises.com (unsigned zone)
⏱️ Timing
Total: 2479ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 13.36.223.69 |
| NS | 2 | dns13.ovh.net, ns13.ovh.net |
| MX | 2 | mx3.mail.ovh.net (pri: 10), mx4.mail.ovh.net (pri: 1) |
| TXT | 1 | 1|www.e-exercises.com |
| SOA | 1 | dns13.ovh.net tech.ovh.net |
Analysis
Hierarchy
e-exercises.com serves as the parent of tools.e-exercises.com and faq.e-exercises.com.
IP Addresses
e-exercises.com has exactly one IP address — 13.36.223.69.
Host names like ec2-13-36-223-69.eu-west-3.compute.amazonaws.com are further examples that share IP numbers with e-exercises.com.
Name Servers
Two name servers handle the delegation for e-exercises.com: dns13.ovh.net and ns13.ovh.net.
The name server configuration of e-exercises.com is shared with other domains, for instance neuralnet.be, skavenji.com, berski.pl and two others.
e-exercises.com has overlapping name servers with several other domains — among them rouleaux-pack.fr, canalc.be, znpizza.fr and 18(0x736578)yteens.com.
dns13.ovh.net and ns13.ovh.net both carry two IP addresses. The A records for dns13.ovh.net are 5.135.98.29 and 2001:41d0:d00:f200::2; the A records for ns13.ovh.net are 5.39.112.241 and 2001:41d0:b00:ec00::2.
Mail Servers
e-exercises.com uses two mail servers, mx3.mail.ovh.net and mx4.mail.ovh.net.
The mail server setup of e-exercises.com matches that of other domains such as dcpa.eu, 15-20.com, transabadell.net and two others.
At least some of the mail servers used by e-exercises.com are shared with other domains: deewee.net, les-docks.net, comoe.fr and two others among them.
The mail servers mx2.mail.ovh.net, mx1.mail.ovh.net and mx0.mail.ovh.net are commonly used alongside these mail servers.
Both mx3.mail.ovh.net and mx4.mail.ovh.net have a single IP address each — mx3.mail.ovh.net resolves to 91.121.53.175 while mx4.mail.ovh.net resolves to 178.32.124.207.