coding-tutorial.com - dns.ninja
coding-tutorial.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 68.66.248.20🇺🇸 A2HOSTING68.66.240.0/20 Legacy A2Hosting NL1 IP space, originated from WHG FRA1 | ||||||
| PTR | nl1-ss6.a2hosting.com | ||||||
| NS | ns1.a2hosting.com ⭐ | ||||||
| A | 13.248.158.180🇺🇸 Amazon13.248.144.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns2.a2hosting.com | ||||||
| A | 75.2.118.134🇺🇸 Amazon75.2.112.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| NS | ns3.a2hosting.com | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns4.a2hosting.com | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| MX | coding-tutorial.com ⭐ | ||||||
| A | 68.66.248.20🇺🇸 A2HOSTING68.66.240.0/20 Legacy A2Hosting NL1 IP space, originated from WHG FRA1 | ||||||
| PTR | nl1-ss6.a2hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:68.66.248.20 ~all | ||||||
| SOA | ns1.a2hosting.comroot@nl1-ss6.a2hosting.com 2026-08-09 #7 | ||||||
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=1787371389 | ||||||
MX for
coding-tutorial.com |
Same first word
coding-tutorial.blogspot.com |
coding-tutorial.com |
Similar names
Previous names
Next names
DNS History
11 records (6 active, 5 former)
●NSns1.a2hosting.com2017-07-04 → 2026-08-22 · 3 obs
● 2017-07-04 17:42:10
● 2026-08-22 04:30:42
○NSns1kwy.name.com2016-12-14 → 2016-12-14 · 3 obs
○ 2017-07-04 17:42:10
○ 2026-08-22 04:30:42
●NSns2.a2hosting.com2017-07-04 → 2026-08-22 · 3 obs
● 2017-07-04 17:42:10
● 2026-08-22 04:30:42
○NSns2jqz.name.com2016-12-14 → 2016-12-14 · 3 obs
○ 2017-07-04 17:42:10
○ 2026-08-22 04:30:42
●NSns3.a2hosting.com2017-07-04 → 2026-08-22 · 3 obs
● 2017-07-04 17:42:10
● 2026-08-22 04:30:42
○NSns3jkl.name.com2016-12-14 → 2016-12-14 · 3 obs
○ 2017-07-04 17:42:10
○ 2026-08-22 04:30:42
●NSns4.a2hosting.com2017-07-04 → 2026-08-22 · 3 obs
● 2017-07-04 17:42:10
● 2026-08-22 04:30:42
○NSns4dmx.name.com2016-12-14 → 2016-12-14 · 3 obs
○ 2017-07-04 17:42:10
○ 2026-08-22 04:30:42
●MXcoding-tutorial.com2017-07-04 → 2026-08-22 · 2 obs
● 2026-08-22 04:30:42
○A209.124.68.352017-07-04 → 2017-07-04 · 3 obs
○ 2026-08-21 08:00:10
○ 2026-08-22 04:30:42
●A68.66.248.202026-08-21 → 2026-08-22 · 3 obs
● 2026-08-21 08:00:10
● 2026-08-22 04:30:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| coding-tutorial.com | ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com | 4 records |
✅ Authoritative Response
Server:76.223.26.245
NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coding-tutorial.com (unsigned zone)
⏱️ Timing
Total: 185ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 68.66.248.20 |
| NS | 4 | ns1.a2hosting.com, ns4.a2hosting.com... |
| MX | 1 | coding-tutorial.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:68.66.248.20 ~all |
| SOA | 1 | ns1.a2hosting.com root.nl1-ss6.a2hosting |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)
Analysis
Mail Server Role
coding-tutorial.com is listed as a mail server for itself.
IP Addresses
coding-tutorial.com resolves to one IP address: 68.66.248.20.
mail.devosystem.com, sfc.pt, dettole.com and two other host names share IP numbers with coding-tutorial.com.
Name Servers
The authoritative name servers for coding-tutorial.com are ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
There is at least partial name server overlap between coding-tutorial.com and other domains — cloud1network.com, starlitefun.com, hogantire.co and two more among them.
These name servers regularly appear alongside ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and 7 other name servers in NS record sets.
Each of the four hosts ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com points to a single IP address — ns1.a2hosting.com points to 13.248.158.180, ns2.a2hosting.com points to 75.2.118.134, ns3.a2hosting.com points to 76.223.26.245 and ns4.a2hosting.com points to 99.83.147.209.
Mail Servers
Mail for coding-tutorial.com is handled by one mail server — coding-tutorial.com.
There is one IP number for coding-tutorial.com: 68.66.248.20.