class-cloud.jp - robtex.com
class-cloud.jp
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1774662303 | ||||||
Subdomains
ws.class-cloud.jp |
Same first word
class-cloud.jp |
Similar names
DNS History
10 records (10 active, 0 former)
●NSns-1317.awsdns-36.org2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 02:21:14
●NSns-1541.awsdns-00.co.uk2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 02:21:14
●NSns-430.awsdns-53.com2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 02:21:14
●NSns-857.awsdns-43.net2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 02:21:14
●MXalt1.aspmx.l.google.com2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 02:21:14
●MXalt2.aspmx.l.google.com2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 02:21:14
●MXalt3.aspmx.l.google.com2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 02:21:14
●MXalt4.aspmx.l.google.com2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 02:21:14
●MXaspmx.l.google.com2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 02:21:14
●A76.76.21.212026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 02:21:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| class-cloud.jp | ns-1541.awsdns-00.co.uk, ns-430.awsdns-53.com, ns-857.awsdns-43.net, ns-1317.awsdns-36.org | - |
✅ Authoritative Response
Server:205.251.193.174
NS records: ns-1541.awsdns-00.co.uk, ns-430.awsdns-53.com, ns-857.awsdns-43.net, ns-1317.awsdns-36.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for class-cloud.jp (unsigned zone)
⏱️ Timing
Total: 2690ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 76.76.21.21 |
| NS | 4 | ns-1317.awsdns-36.org, ns-1541.awsdns-00.co.uk... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | google-site-verification=LT87fJRD7YWNwnA |
| SOA | 1 | ns-1317.awsdns-36.org awsdns-hostmaster. |
Analysis
Hierarchy
ws.class-cloud.jp is a child of class-cloud.jp.
IP Addresses
class-cloud.jp resolves to one IP number: 76.76.21.21.
Other host names, for instance 10x.co.za, callio.com, xuqio.com, sked.com and jaredwhalen.com share IP numbers with class-cloud.jp.
Name Servers
class-cloud.jp delegates to four name servers: ns-430.awsdns-53.com, ns-857.awsdns-43.net, ns-1317.awsdns-36.org and ns-1541.awsdns-00.co.uk.
class-cloud.jp at least partially shares name servers with other domains, including requestmnkresources.com, csnsc.com.br, tickets-florence.it, brev.nvidia.com and dreddit.net.
Host names with two IP numbers: ns-430.awsdns-53.com points to 2600:9000:5301:ae00::1 and 205.251.193.174; ns-857.awsdns-43.net points to 2600:9000:5303:5900::1 and 205.251.195.89; ns-1317.awsdns-36.org points to 2600:9000:5305:2500::1 and 205.251.197.37; ns-1541.awsdns-00.co.uk points to 2600:9000:5306:500::1 and 205.251.198.5.
Mail Servers
class-cloud.jp is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
class-cloud.jp shares at least some mail servers with other domains, for example homefactory.co.il, ns500731.ns500754.ns500731.ns500671.ns500671.ns500671.ns500704.ns500688.ns500705.ns500291.ns500666.ns500291.ns500131.lustychickser.com, lifeforceusainc.com, eta-main.com and abauto.be.
These mail servers are often used with aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to: 2607:f8b0:4023:c0d::1a and 142.250.141.27.
alt1.aspmx.l.google.com points to: 2a00:1450:4025:402::1b and 142.250.102.27.
alt2.aspmx.l.google.com points to: 2a00:1450:400b:c02::1a and 172.253.116.26.
alt3.aspmx.l.google.com points to: 2a00:1450:4009:c0f::1b and 192.178.223.26.
alt4.aspmx.l.google.com points to: 2a00:1450:400c:c00::1a and 173.194.76.27.