classforme.edu.vn - robtex.com
classforme.edu.vn
edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | b.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | c.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | d.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | e.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | f.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | g.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | h.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2018564750 | ||||||
Subdomains
Same first word
classforme.edu.vn |
Similar names
DNS History
11 records (11 active, 0 former)
●NShope.ns.cloudflare.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 23:48:14
●NSmatias.ns.cloudflare.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 23:48:14
●MXalt1.aspmx.l.google.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 23:48:14
●MXalt2.aspmx.l.google.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 23:48:14
●MXalt3.aspmx.l.google.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 23:48:14
●MXalt4.aspmx.l.google.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 23:48:14
●MXaspmx.l.google.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 23:48:14
●A104.21.28.2472026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 23:48:14
●A172.67.171.482026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 23:48:14
●A2606:4700:3032::6815:1cf72026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 23:48:14
●A2606:4700:3033::ac43:ab302026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 23:48:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn, a.dns-servers.vn... | - |
| classforme.edu.vn | matias.ns.cloudflare.com, hope.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.163
NS records: matias.ns.cloudflare.com, hope.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classforme.edu.vn (unsigned zone)
⏱️ Timing
Total: 1111ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.28.247, 172.67.171.48 |
| AAAA | 2 | 2606:4700:3032::6815:1cf7, 2606:4700:3033::ac43:ab30 |
| NS | 2 | hope.ns.cloudflare.com, matias.ns.cloudflare.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 3 | google-site-verification=G8Fm-JNu1dN1ulL, google-site-verification=n-cRu3T-8SNySId... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | hope.ns.cloudflare.com dns.cloudflare.co |
Analysis
Hierarchy
classforme.edu.vn is a parent of blog.classforme.edu.vn and online.classforme.edu.vn.
IP Addresses
classforme.edu.vn resolves to four IP numbers: 2606:4700:3032::6815:1cf7, 2606:4700:3033::ac43:ab30, 104.21.28.247 and 172.67.171.48.
Other host names such as mail.cyberlinkserver.net, idc-e.com, jx.fochco.com, stxd.net and toothpastecake.xyz share IPs with classforme.edu.vn.
Name Servers
classforme.edu.vn is delegated to two name servers: hope.ns.cloudflare.com and matias.ns.cloudflare.com.
classforme.edu.vn shares the same name server setup as gruppogeneral.net, theschool.edu.vn, generalfinance.it, keune.lv and dbrg.it.
classforme.edu.vn at least partially shares name servers with other domains, for instance sleeplady.com, cn-zh-wanbosports.com, 51862.cn, dubairahnama.net and resmilitaris.net.
These name servers are commonly used with carla.ns.cloudflare.com and thea.ns.cloudflare.com.
Host names with six IP numbers:
hope.ns.cloudflare.com points to 2606:4700:50::adf5:3aa3, 2803:f800:50::6ca2:c0a3, 2a06:98c1:50::ac40:20a3, 108.162.192.163, 172.64.32.163 and 173.245.58.163.
matias.ns.cloudflare.com points to 2606:4700:58::a29f:2c49, 2803:f800:50::6ca2:c349, 2a06:98c1:50::ac40:2349, 108.162.195.73, 162.159.44.73 and 172.64.35.73.
Mail Servers
Five mail servers handle classforme.edu.vn: 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.
classforme.edu.vn shares at least partially some mail servers with other domains, including ns500758.ns500758.ns500698.ns500698.ns500698.ns500759.ns500698.ns500576.ns500708.ns500576.ns500576.ns500576.trackreceptor.com, ns500734.ns500693.ns500734.ns500734.ns500734.ns500693.ns500699.ns500699.ns500699.ns500588.ns500588.ns500683.ns500632.ns500632.ns500602.dtrkdll.com, ns500671.ns500742.ns500742.ns500754.ns500731.ns500671.ns500688.ns500704.ns500704.ns500649.ns500649.ns500649.lustychickser.com, ns500758.ns500758.ns500698.ns500759.ns500759.ns500735.ns500736.ns500698.ns500698.ns500736.ns500698.ns500698.ns500708.ns500619.ns500652.ns500619.trackreceptor.com and ns500731.ns500742.ns500731.ns500742.ns500688.ns500671.ns500291.ns500671.lusty(0x736c7574)z.com.
these mail servers are often used together with mail servers aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
Hostname aspmx.l.google.com points to 2607:f8b0:4023:c03::1a and 74.125.137.27.
Hostname alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26.
Hostname alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.27.
Hostname alt3.aspmx.l.google.com points to 2607:f8b0:4023:1015::1a and 172.253.135.27.
Hostname alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1b and 173.194.76.26.