bithub.edu.vn - robtex.com
bithub.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=2018564785 | ||||||
Same first word
Similar names
DNS History
9 records (9 active, 0 former)
●NSns1.linode.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 12:10:30
●NSns2.linode.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 12:10:30
●NSns3.linode.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 12:10:30
●NSns4.linode.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 12:10:30
●NSns5.linode.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 12:10:30
●MXmx1.hostinger.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 12:10:30
●MXmx2.hostinger.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 12:10:30
●A172.104.166.152026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 12:10:30
●A2400:8901::2000:aaff:fec9:6ef62026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 12:10:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | f.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn, e.dns-servers.vn... | - |
| bithub.edu.vn | ns2.linode.com, ns1.linode.com, ns3.linode.com, ns4.linode.com | - |
✅ Authoritative Response
Server:92.123.94.3
NS records: ns2.linode.com, ns1.linode.com, ns3.linode.com, ns4.linode.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bithub.edu.vn (unsigned zone)
⏱️ Timing
Total: 1307ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.104.166.15 |
| AAAA | 1 | 2400:8901::2000:aaff:fec9:6ef6 |
| NS | 5 | ns5.linode.com, ns3.linode.com... |
| MX | 2 | mx1.hostinger.com (pri: 5), mx2.hostinger.com (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.mail.hostinger.com ~ |
| SOA | 1 | ns1.linode.com lamnhungoc.gmail.com |
Analysis
IP Addresses
bithub.edu.vn resolves to two IP numbers: 2400:8901::2000:aaff:fec9:6ef6 and 172.104.166.15.
Name Servers
bithub.edu.vn delegates to five name servers: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com and ns5.linode.com.
bithub.edu.vn shares some name servers with other domains, for example productoscartesa.com, dvsport.ge, kindlefeeder.com, tulingva.com and lavoie.sl.
Host names with two IPs:
Host ns1.linode.com has IPs 2600:14c0:6::2 and 92.123.94.2.
Host ns2.linode.com has IPs 2600:14c0:6::3 and 92.123.94.3.
Host ns3.linode.com has IPs 2600:14c0:7::3 and 92.123.95.3.
Host ns4.linode.com has IPs 2600:14c0:7::4 and 92.123.95.4.
Host ns5.linode.com has IPs 2600:14c0:7::2 and 92.123.95.2.
Mail Servers
bithub.edu.vn is served by two mail servers: mx1.hostinger.com and mx2.hostinger.com.
bithub.edu.vn shares the mail server setup with other domains, for example fsspeakers.net, miamy.net, smilycollection.com, cydiahack.com and apsaudio.es.
bithub.edu.vn shares some mail servers with other domains, at least partially, for instance justdomarketing.com, artforthejourney.org and alphasupplementsuy.com.
Host names with two IP numbers: mx1.hostinger.com and mx2.hostinger.com point to 2606:4700:90:0:c1f8:f874:2386:b61f and 172.65.182.103. Host names that point to 2606:4700:90:0:c1f8:f874:2386:b61f: mx1.hostinger.com and mx2.hostinger.com. Host names that point to 172.65.182.103: mx1.hostinger.com and mx2.hostinger.com.