redhatvn.net - robtex.com
redhatvn.net
net
| 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=1778506321 | ||||||
Same first word
redhatvn.net |
Similar names
DNS History
19 records (10 active, 9 former)
○NSns-canada.topdns.com2015-08-18 → 2015-08-18 · 3 obs
○ 2015-12-06 06:02:56
○ 2026-05-11 13:45:48
○NSns-uk.topdns.com2015-08-18 → 2015-08-18 · 3 obs
○ 2015-12-06 06:02:56
○ 2026-05-11 13:45:48
○NSns-usa.topdns.com2015-08-18 → 2015-08-18 · 3 obs
○ 2015-12-06 06:02:56
○ 2026-05-11 13:45:48
●NSns1.congtyhost.com2015-12-06 → 2026-05-11 · 3 obs
● 2015-12-06 06:02:56
● 2026-05-11 13:45:48
●NSns1.dulieuviet.com2026-02-26 → 2026-05-11 · 3 obs
● 2026-02-26 13:08:12
● 2026-05-11 13:45:48
●NSns2.congtyhost.com2015-12-06 → 2026-05-11 · 3 obs
● 2015-12-06 06:02:56
● 2026-05-11 13:45:48
●NSns2.dulieuviet.com2026-02-26 → 2026-05-11 · 3 obs
● 2026-02-26 13:08:12
● 2026-05-11 13:45:48
●MXalt1.aspmx.l.google.com2015-08-18 → 2026-05-11 · 2 obs
● 2026-05-11 13:45:48
●MXalt2.aspmx.l.google.com2015-08-18 → 2026-05-11 · 2 obs
● 2026-05-11 13:45:48
●MXalt3.aspmx.l.google.com2015-12-06 → 2026-05-11 · 3 obs
● 2015-12-06 06:02:56
● 2026-05-11 13:45:48
●MXalt4.aspmx.l.google.com2015-12-06 → 2026-05-11 · 3 obs
● 2015-12-06 06:02:56
● 2026-05-11 13:45:48
●MXaspmx.l.google.com2015-08-18 → 2026-05-11 · 2 obs
● 2026-05-11 13:45:48
○MXaspmx2.googlemail.com2015-08-18 → 2015-08-18 · 3 obs
○ 2015-12-06 06:02:56
○ 2026-05-11 13:45:48
○MXaspmx3.googlemail.com2015-08-18 → 2015-08-18 · 3 obs
○ 2015-12-06 06:02:56
○ 2026-05-11 13:45:48
○MXaspmx4.googlemail.com2015-08-18 → 2015-08-18 · 3 obs
○ 2015-12-06 06:02:56
○ 2026-05-11 13:45:48
○MXaspmx5.googlemail.com2015-08-18 → 2015-08-18 · 3 obs
○ 2015-12-06 06:02:56
○ 2026-05-11 13:45:48
○A118.69.202.1512015-08-18 → 2015-12-06 · 4 obs
● 2015-12-06 06:02:56
○ 2016-03-18 20:17:04
○ 2026-05-11 13:45:48
●A160.250.26.1112026-02-26 → 2026-05-11 · 3 obs
● 2026-02-26 13:08:12
● 2026-05-11 13:45:48
○A210.211.116.1502016-03-18 → 2020-02-20 · 5 obs
● 2016-03-18 20:17:04
● 2020-02-20 19:30:08
○ 2026-02-26 13:08:12
○ 2026-05-11 13:45:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| redhatvn.net | ns1.congtyhost.com, ns2.congtyhost.com | - |
✅ Authoritative Response
Server:160.250.26.111
NS records: ns1.congtyhost.com, ns2.congtyhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for redhatvn.net (unsigned zone)
⏱️ Timing
Total: 1301ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.250.26.111 |
| NS | 2 | ns1.dulieuviet.com, ns2.dulieuviet.com |
| MX | 5 | ALT3.ASPMX.L.GOOGLE.COM (pri: 10), ALT4.ASPMX.L.GOOGLE.COM (pri: 10)... |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns1.dulieuviet.com hostmaster.redhatvn.n |
Analysis
IP Addresses
redhatvn.net resolves to one IP number: 160.250.26.111.
Other host names, for instance svr74.dulieuviet.com, svr69.dulieuviet.com, www.tmvietnam.com, sv140.dulieuviet.com and mail.tmvietnam.com share IP numbers with redhatvn.net.
Name Servers
redhatvn.net delegates to four name servers: ns1.congtyhost.com, ns2.congtyhost.com, ns1.dulieuviet.com and ns2.dulieuviet.com.
redhatvn.net at least partially shares name servers with other domains, including casvina.com, quatanghonganh.com, tapdoanxaydungtienmanh.vn, naito.com.vn and cmc-group.net.
Hostnames with a single IP number:
ns1.congtyhost.com points to: 160.250.26.111.
ns2.congtyhost.com points to: 192.227.173.16.
ns1.dulieuviet.com points to: 160.250.26.111.
ns2.dulieuviet.com points to: 192.227.173.16.
Hostnames pointing to 160.250.26.111: ns1.congtyhost.com and ns1.dulieuviet.com.
Hostnames pointing to 192.227.173.16: ns2.congtyhost.com and ns2.dulieuviet.com.
Mail Servers
redhatvn.net 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.
redhatvn.net shares at least some mail servers with other domains, for example ns500758.ns500698.ns500698.ns500759.ns500758.ns500758.ns500698.ns500736.ns500735.ns500698.ns500735.ns500708.ns500708.ns500708.ns500576.ns500686.ns500619.trackreceptor.com, ns500758.ns500759.ns500759.ns500759.ns500735.ns500735.ns500708.ns500576.ns500576.ns500698.ns500652.trackreceptor.com, ns500742.ns500742.ns500731.ns500742.ns500731.ns500671.ns500688.ns500678.ns500688.ns500688.ns500671.ns500649.ns500649.lustychickser.com, ns500742.ns500671.ns500754.ns500731.ns500742.ns500731.ns500671.ns500704.ns500671.ns500678.ns500291.ns500649.ns500666.lustychickser.com and ns500699.ns500765.ns500693.ns500699.ns500693.ns500734.ns500699.ns500693.ns500693.ns500588.ns500588.ns500693.ns500699.ns500588.dtrkdll.com.
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:f8b0:4004:c23::1b and 142.251.179.26.
alt1.aspmx.l.google.com points to: 2607:f8b0:4023:2801::1b and 192.178.128.26.
alt2.aspmx.l.google.com points to: 2a00:1450:400b:c02::1b and 172.253.116.27.
alt3.aspmx.l.google.com points to: 2a00:1450:4009:c0f::1a and 192.178.223.26.
alt4.aspmx.l.google.com points to: 2a00:1450:400c:c00::1a and 173.194.76.26.