lessoncheck.com - dns.ninja
lessoncheck.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.204.209.7🇬🇧 ENIXLTD91.204.208.0/22 RackSRV KSP Route Object | ||||||
| NS | ns1.hostns.io ⭐ ⚠️ Not in parent delegation | ||||||
| A | 75.2.86.204🇺🇸 Amazon75.2.80.0/20 | ||||||
| PTR | a40296d1acd960697.awsglobalaccelerator.com | ||||||
| NS | ns1.cloudns.io ⚠️ Not in zone NS records | ||||||
| A | 75.2.86.204🇺🇸 Amazon75.2.80.0/20 | ||||||
| PTR | a40296d1acd960697.awsglobalaccelerator.com | ||||||
| NS | ns2.cloudns.io ⚠️ Not in zone NS records | ||||||
| A | 166.117.220.151🇺🇸 Amazon166.117.208.0/20 | ||||||
| PTR | a40296d1acd960697.awsglobalaccelerator.com | ||||||
| NS | ns2.hostns.io ⚠️ Not in parent delegation | ||||||
| A | 166.117.220.151🇺🇸 Amazon166.117.208.0/20 | ||||||
| PTR | a40296d1acd960697.awsglobalaccelerator.com | ||||||
| MX | lessoncheck.com ⭐ | ||||||
| A | 91.204.209.7🇬🇧 ENIXLTD91.204.208.0/22 RackSRV KSP Route Object | ||||||
| TXT | v=spf1 ip4:81.19.215.6 +a +mx +include:relay.mailchannels.net ip4:109.70.148.... | ||||||
| SOA | ns1.hostns.ioalerting@hostns.io 2026-07-06 #4 | ||||||
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=1785165512 | ||||||
MX for
lessoncheck.com |
Same first word
lessoncheck.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.cloudns.io2026-02-18 → 2026-07-27 · 2 obs
● 2026-07-27 15:40:48
●NSns2.cloudns.io2026-02-18 → 2026-07-27 · 2 obs
● 2026-07-27 15:40:48
●MXlessoncheck.com2026-02-18 → 2026-07-27 · 2 obs
● 2026-07-27 15:40:48
●A91.204.209.72026-02-18 → 2026-07-27 · 2 obs
● 2026-07-27 15:40:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| lessoncheck.com | ns1.cloudns.io, ns2.cloudns.io | - |
✅ Authoritative Response
Server:75.2.86.204
NS records: ns1.cloudns.io, ns2.cloudns.io
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lessoncheck.com (unsigned zone)
⏱️ Timing
Total: 2199ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.204.209.7 |
| NS | 2 | ns1.hostns.io, ns2.hostns.io |
| MX | 1 | lessoncheck.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:81.19.215.6 +a +mx +include:r |
| SOA | 1 | ns1.hostns.io alerting.hostns.io |
Analysis
Mail Server Role
The MX record for lessoncheck.com points back to lessoncheck.com — it is its own mail server.
IP Addresses
lessoncheck.com directs to one IP number, which is 91.204.209.7.
Among the host names that share IP numbers with lessoncheck.com are nabhamart.com, realfoot(0x666574697368).com, northumberlandspirit.co.uk and two others.
Name Servers
The domain lessoncheck.com is delegated to these four name servers: ns1.cloudns.io, ns2.cloudns.io, ns1.hostns.io and ns2.hostns.io.
At least some of lessoncheck.com's name servers are shared with other domains, for example amica.hr, usaluxuryapartments.com, ajmtransport.pl and two more.
These name servers tend to co-occur with ns1.da.cloudns.io, ns2.da.cloudns.io, ns1.hpdns.net and 5 other name servers in the same DNS delegations.
ns1.cloudns.io, ns2.cloudns.io, ns1.hostns.io and ns2.hostns.io each point to exactly one IP address. ns1.cloudns.io directs to 75.2.86.204, ns2.cloudns.io directs to 166.117.220.151, ns1.hostns.io directs to 75.2.86.204 and ns2.hostns.io directs to 166.117.220.151. Two pairs share an IP: ns1.cloudns.io and ns1.hostns.io share 75.2.86.204, and ns2.cloudns.io and ns2.hostns.io share 166.117.220.151.
ns1.cloudns.io and ns1.hostns.io are host names that each point to 75.2.86.204 IP addresses.
ns2.cloudns.io and ns2.hostns.io are host names that each point to 166.117.220.151 IP addresses.
Mail Servers
The MX record for lessoncheck.com points to a single mail server: lessoncheck.com.
lessoncheck.com resolves to a single IP number: 91.204.209.7.