hacknao.edu.vn - robtex.com
hacknao.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:20::681a:6cd🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:20::681a:7cd🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:20::ac43:4613🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.26.6.205Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.26.7.205Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.70.19🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | clara.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26db🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2803:f800:50::6ca2:c2db🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| A | 2a06:98c1:50::ac40:22db🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| A | 108.162.194.219🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 162.159.38.219Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.34.219🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | jimmy.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c4c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c34c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:234c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| A | 108.162.195.76🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| A | 162.159.44.76Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| A | 172.64.35.76🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| A | 2607:f8b0:4004:c21::1a🇺🇸 Google2607:f8b0:4004::/48 | ||||||
| PTR | pe-in-f26.1e100.net | ||||||
| A | 142.250.31.26🇺🇸 Google142.250.31.0/24 | ||||||
| PTR | bj-in-f26.1e100.net | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| A | 2607:f8b0:4023:2801::1a🇺🇸 Google2607:f8b0::/32 | ||||||
| PTR | lcausi-in-f26.1e100.net | ||||||
| A | 192.178.128.27🇺🇸 Google192.178.128.0/24 | ||||||
| PTR | lcausi-in-f27.1e100.net | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| A | 2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48 | ||||||
| PTR | dj-in-f26.1e100.net | ||||||
| A | 172.253.116.27🇺🇸 Google172.253.116.0/24 | ||||||
| PTR | dj-in-f27.1e100.net | ||||||
| MX | alt3.aspmx.l.google.com(10) | ||||||
| MX | alt4.aspmx.l.google.com(10) | ||||||
| A | 2607:f8b0:4001:c70::1b🇺🇸 Google2607:f8b0:4001::/48 | ||||||
| PTR | yucbful-in-f27.1e100.net | ||||||
| A | 192.178.209.26🇺🇸 Google192.178.209.0/24 | ||||||
| PTR | yucbful-in-f26.1e100.net | ||||||
| TXT | _globalsign-domain-verification=BvxaheOus3msxXnyr0Zc3lh0zD5JPBFVOUICIZ5Dv2 | ||||||
| TXT | c56mywf482vwjh4df5m47vcn9js3rlnl | ||||||
| TXT | google-site-verification=QsZgRYUTxG0tr5Q637LOKNa0eX3a6_GA8rtnXal7jUE | ||||||
| TXT | google-site-verification=dFgQn00UTh4378P4-JQvNM-kwUtVRS7-BZePIvFGYb8 | ||||||
| TXT | google-site-verification=smJ6_BRLhln5XNN3i0y7H1nnUYGURj8ReBt2fwBOIMc | ||||||
| TXT | v=spf1 mx a ip4:203.171.21.38 ~all | ||||||
| TXT | zalo-platform-site-verification=JkAP39hB8YD1sQGEfUG25LBqiHU-Yc90D3K | ||||||
| TXT | zalo-platform-site-verification=KDA7SQNRLsXGoknNgzT32Id8o0Z5jXXNC3S | ||||||
| HTTPS | HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.26.6.205, 104.26.7.205, 172.67.70.19 | ||||||
| IPv6 hints | 2606:4700:20::681a:6cd, 2606:4700:20::681a:7cd, 2606:4700:20::ac43:4613 | ||||||
| SOA | clara.ns.cloudflare.comdns@cloudflare.com serial=2403724878 | ||||||
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=2018564767 | ||||||
Subdomains
sunwin.hacknao.edu.vn |
rrkumasr-audio-off-m3.hacknao.edu.vn |
lzvlfasr-audio-off-m3.hacknao.edu.vn |
thai88mgm99slot.hacknao.edu.vn |
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Same first word
Similar names
DNS History
13 records (13 active, 0 former)
●NSclara.ns.cloudflare.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●NSjimmy.ns.cloudflare.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●MXalt1.aspmx.l.google.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●MXalt2.aspmx.l.google.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●MXalt3.aspmx.l.google.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●MXalt4.aspmx.l.google.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●MXaspmx.l.google.com2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●A104.26.6.2052026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●A104.26.7.2052026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●A172.67.70.192026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●A2606:4700:20::681a:6cd2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●A2606:4700:20::681a:7cd2026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
●A2606:4700:20::ac43:46132026-04-30 → 2026-05-10 · 2 obs
● 2026-05-10 03:48:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | f.dns-servers.vn, h.dns-servers.vn, b.dns-servers.vn, d.dns-servers.vn... | - |
| hacknao.edu.vn | clara.ns.cloudflare.com, jimmy.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.219
NS records: clara.ns.cloudflare.com, jimmy.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hacknao.edu.vn (unsigned zone)
⏱️ Timing
Total: 1506ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 104.26.7.205, 104.26.6.205... |
| AAAA | 3 | 2606:4700:20::681a:7cd, 2606:4700:20::ac43:4613... |
| NS | 2 | clara.ns.cloudflare.com, jimmy.ns.cloudflare.com |
| MX | 5 | ASPMX.L.GOOGLE.COM (pri: 1), ALT3.ASPMX.L.GOOGLE.COM (pri: 10)... |
| TXT | 8 | _globalsign-domain-verification=BvxaheOu, c56mywf482vwjh4df5m47vcn9js3rlnl... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2"] |
| SOA | 1 | clara.ns.cloudflare.com dns.cloudflare.c |
Analysis
Hierarchy
hacknao.edu.vn is a parent of sunwin.hacknao.edu.vn, rrkumasr-audio-off-m3.hacknao.edu.vn, lzvlfasr-audio-off-m3.hacknao.edu.vn, thai88mgm99slot.hacknao.edu.vn, 9ufa.hacknao.edu.vn and hundreds of other host names.
IP Addresses
hacknao.edu.vn points to six IP numbers: 2606:4700:20::681a:6cd, 2606:4700:20::681a:7cd, 2606:4700:20::ac43:4613, 104.26.6.205, 104.26.7.205 and 172.67.70.19.
other host names include areadeclientes.linkmercado.com.br, dmgcxlms.hacknao.edu.vn, p69.io, gp.hacknao.edu.vn and weplayonline.hacknao.edu.vn; they share IP numbers with hacknao.edu.vn.
Name Servers
Two name servers clara.ns.cloudflare.com and jimmy.ns.cloudflare.com handle the delegation for hacknao.edu.vn.
hacknao.edu.vn shares the same name server setup as other domains, for instance fstgj.com, quebaoan.net, aodisz.com, as61440.net and xinghemz.com.
hacknao.edu.vn at least partially shares name servers with other domains, for instance kapitalinfo24.com, film-ware.com, emautoparts.com, account-verification11service-confirma369tion.co and mayailetisim.com.tr.
These name servers are commonly used with the name servers igor.ns.cloudflare.com, achiel.ns.cloudflare.com, cory.ns.cloudflare.com, ernest.ns.cloudflare.com, marvin.ns.cloudflare.com, kip.ns.cloudflare.com, joaquin.ns.cloudflare.com and anirban.ns.cloudflare.com.
Six IP addresses per host:
clara.ns.cloudflare.com points to 2606:4700:50::a29f:26db, 2803:f800:50::6ca2:c2db, 2a06:98c1:50::ac40:22db, 108.162.194.219, 162.159.38.219 and 172.64.34.219; jimmy.ns.cloudflare.com points to 2606:4700:58::a29f:2c4c, 2803:f800:50::6ca2:c34c, 2a06:98c1:50::ac40:234c, 108.162.195.76, 162.159.44.76 and 172.64.35.76
Mail Servers
hacknao.edu.vn is served 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.
hacknao.edu.vn shares at least partially some mail servers with other domains, for instance ns500759.ns500758.ns500758.ns500735.ns500736.ns500735.ns500735.ns500698.ns500708.ns500576.ns500652.trackreceptor.com, ns500758.ns500758.ns500698.ns500698.ns500758.ns500735.ns500736.ns500735.ns500576.ns500698.ns500708.ns500652.trackreceptor.com, scarecruiting.com, ns500758.ns500759.ns500758.ns500736.ns500698.ns500736.ns500735.ns500698.ns500736.ns500708.ns500708.ns500576.ns500652.ns500576.trackreceptor.com and ns500699.ns500734.ns500734.ns500699.ns500699.ns500693.ns500734.ns500588.ns500699.ns500683.ns500612.ns500588.ns500588.ns500632.ns500588.ns500588.ns500588.dtrkdll.com.
Mail servers frequently appear alongside aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers: aspmx.l.google.com points to 2607:f8b0:4004:c21::1a and 142.250.31.26; alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1a and 192.178.128.27; alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.27; alt4.aspmx.l.google.com points to 2607:f8b0:4001:c70::1b and 192.178.209.26.