smartclasses.co - dns.ninja
smartclasses.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 34.160.17.71🇺🇸 Google34.160.0.0/16 | ||||||
| PTR | 71.17.160.34.bc.googleusercontent.com | ||||||
| A | 34.160.81.203🇺🇸 Google34.160.0.0/16 | ||||||
| A | 35.190.31.54🇺🇸 Google35.190.0.0/16 | ||||||
| A | 35.227.194.51🇺🇸 Google35.227.0.0/16 | ||||||
| NS | ns1.siteground.net ⭐ | ||||||
| A | 75.2.77.104🇺🇸 Amazon75.2.64.0/20 | ||||||
| PTR | ac4b097dbd0dd6307.awsglobalaccelerator.com | ||||||
| NS | ns2.siteground.net | ||||||
| A | 99.83.229.113🇺🇸 Amazon99.83.224.0/20 | ||||||
| PTR | ac4b097dbd0dd6307.awsglobalaccelerator.com | ||||||
| MX | mx10.antispam.mailspamprotection.com ⭐ | ||||||
| A | 34.149.79.66🇺🇸 Google34.148.0.0/14 | ||||||
| PTR | 66.79.149.34.bc.googleusercontent.com | ||||||
| MX | mx20.antispam.mailspamprotection.com(20) | ||||||
| A | 34.120.156.61🇺🇸 Google34.120.0.0/14 | ||||||
| PTR | 61.156.120.34.bc.googleusercontent.com | ||||||
| MX | mx30.antispam.mailspamprotection.com(30) | ||||||
| A | 34.111.121.216🇺🇸 Google34.108.0.0/14 | ||||||
| PTR | 216.121.111.34.bc.googleusercontent.com | ||||||
| TXT | v=spf1 ip4:35.214.109.219 +a +mx +ip4:77.104.173.198 +a:ukm22.siteground.biz ... | ||||||
| SOA | ns1.siteground.netdnsadmin@uk10.siteground.eu 2020-06-10 #64 | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759720001 | ||||||
Same first word
smartclasses.co |
smartclasses.com |
smartclasses.in |
Similar names
DNS History
11 records (9 active, 2 former)
●NSns1.siteground.net2026-06-01 → 2026-07-30 · 2 obs
● 2026-07-30 05:25:38
●NSns2.siteground.net2026-06-01 → 2026-07-30 · 2 obs
● 2026-07-30 05:25:38
●MXmx10.antispam.mailspamprotection.com2026-06-01 → 2026-07-30 · 2 obs
● 2026-07-30 05:25:38
●MXmx20.antispam.mailspamprotection.com2026-06-01 → 2026-07-30 · 2 obs
● 2026-07-30 05:25:38
●MXmx30.antispam.mailspamprotection.com2026-06-01 → 2026-07-30 · 2 obs
● 2026-07-30 05:25:38
○A34.149.36.1792026-06-01 → 2026-06-01 · 3 obs
○ 2026-07-30 05:25:36
○ 2026-07-30 05:25:38
●A34.160.17.712026-07-30 → 2026-07-30 · 3 obs
● 2026-07-30 05:25:36
● 2026-07-30 05:25:38
●A34.160.81.2032026-07-30 → 2026-07-30 · 3 obs
● 2026-07-30 05:25:36
● 2026-07-30 05:25:38
●A35.190.31.542026-06-01 → 2026-07-30 · 2 obs
● 2026-07-30 05:25:38
●A35.227.194.512026-06-01 → 2026-07-30 · 2 obs
● 2026-07-30 05:25:38
○A35.244.153.442026-06-01 → 2026-06-01 · 3 obs
○ 2026-07-30 05:25:36
○ 2026-07-30 05:25:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| smartclasses.co | ns1.siteground.net, ns2.siteground.net | - |
✅ Authoritative Response
Server:75.2.77.104
NS records: ns1.siteground.net, ns2.siteground.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for smartclasses.co (unsigned zone)
⏱️ Timing
Total: 341ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 34.160.81.203, 35.227.194.51... |
| NS | 2 | ns2.siteground.net, ns1.siteground.net |
| MX | 3 | mx10.antispam.mailspamprotection.com (pr, mx20.antispam.mailspamprotection.com (pr... |
| TXT | 1 | v=spf1 ip4:35.214.109.219 +a +mx +ip4:77 |
| SOA | 1 | ns1.siteground.net dnsadmin.uk10.sitegro |
Analysis
IP Addresses
smartclasses.co resolves to four IP addresses: 34.160.17.71, 34.160.81.203, 35.190.31.54 and 35.227.194.51.
www.kone-kol.co.il, plainadventures.com.au, arizonaweddingpackages.com plus two other host names have IP numbers in common with smartclasses.co.
Name Servers
Two name servers handle the delegation for smartclasses.co: ns1.siteground.net and ns2.siteground.net.
The name server configuration of smartclasses.co is shared with other domains, for instance lalaguide.com, evacontreras.es, dermacolor.nl and two others.
smartclasses.co has at least partial name server overlap with other domains, such as spiritualguidanceforthesoul.com, angus.org.ar, dominicjose.com and two others.
ns1.siteground.net directs to 75.2.77.104 and ns2.siteground.net directs to 99.83.229.113; each host name points to exactly one IP number.
Mail Servers
smartclasses.co has three mail servers: mx10.antispam.mailspamprotection.com, mx20.antispam.mailspamprotection.com and mx30.antispam.mailspamprotection.com.
At least some of the mail servers used by smartclasses.co are shared with other domains: digidatsystems.com, jeunessima.com, detailingpuertorico.com and two others among them.
mx10.antispam.mailspamprotection.com points to 34.149.79.66; mx20.antispam.mailspamprotection.com points to 34.120.156.61; mx30.antispam.mailspamprotection.com points to 34.111.121.216 — each hostname maps to exactly one IP address.