codedream.edu.vn - dns.ninja
codedream.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:c2ec🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:5a27🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.90.39Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.194.236🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | lola.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a84🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lola.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c084🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lola.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2084🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lola.ns.cloudflare.com | ||||||
| A | 108.162.192.132🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lola.ns.cloudflare.com | ||||||
| A | 172.64.32.132🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lola.ns.cloudflare.com | ||||||
| A | 173.245.58.132🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lola.ns.cloudflare.com | ||||||
| NS | venkat.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cfe🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3fe🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23fe🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| A | 108.162.195.254🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| A | 162.159.44.254Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| A | 172.64.35.254🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| MX | route2.mx.cloudflare.net ⭐ | ||||||
| A | 2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| MX | route1.mx.cloudflare.net(40) | ||||||
| A | 2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| MX | route3.mx.cloudflare.net(56) | ||||||
| A | 2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| TXT | google-site-verification=5_RaxIBBx9k68PwR7wKcEkPLC1TxHvsDu0tKTr2ERxQ | ||||||
| TXT | google-site-verification=kU6pv9y7jrB7Z6TZ-MGBMsETJYyKZWVeYcslc-hC9mQ | ||||||
| TXT | google-site-verification=o9DQMX-QzGcx8oM4QNv6EY-kF2HmWsXAKtlu1qrEZgA | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.90.39, 172.67.194.236 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:c2ec, 2606:4700:3034::6815:5a27 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=94, name=cloudflare-ech.com | ||||||
| SOA | lola.ns.cloudflare.comdns@cloudflare.com serial=2406638565 | ||||||
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=2018573348 | ||||||
Subdomains
oj.codedream.edu.vn |
Same first word
codedream.edu.vn |
codedream.org |
codedream.com |
Similar names
DNS History
15 records (9 active, 6 former)
●NSlola.ns.cloudflare.com2026-02-25 → 2026-06-15 · 2 obs
● 2026-02-25 15:06:52
● 2026-06-15 00:00:04
● 2026-06-15 00:00:04
●NSvenkat.ns.cloudflare.com2026-02-25 → 2026-06-15 · 2 obs
● 2026-02-25 15:06:52
● 2026-06-15 00:00:04
● 2026-06-15 00:00:04
●MXroute1.mx.cloudflare.net2026-02-25 → 2026-06-15 · 2 obs
● 2026-02-25 15:06:52
● 2026-06-15 00:00:04
● 2026-06-15 00:00:04
●MXroute2.mx.cloudflare.net2026-02-25 → 2026-06-15 · 2 obs
● 2026-02-25 15:06:52
● 2026-06-15 00:00:04
● 2026-06-15 00:00:04
●MXroute3.mx.cloudflare.net2026-02-25 → 2026-06-15 · 2 obs
● 2026-02-25 15:06:52
● 2026-06-15 00:00:04
● 2026-06-15 00:00:04
●A104.21.90.392026-02-25 → 2026-06-15 · 7 obs
● 2026-02-25 15:06:52
○ 2026-03-02 09:04:52
● 2026-04-01 19:22:38
● 2026-05-26 22:43:56
○ 2026-05-29 04:26:18
● 2026-05-31 19:55:46
● 2026-06-15 00:00:04
○ 2026-03-02 09:04:52
● 2026-04-01 19:22:38
● 2026-05-26 22:43:56
○ 2026-05-29 04:26:18
● 2026-05-31 19:55:46
● 2026-06-15 00:00:04
●A172.67.194.2362026-02-25 → 2026-06-15 · 7 obs
● 2026-02-25 15:06:52
○ 2026-03-02 09:04:52
● 2026-04-01 19:22:38
● 2026-05-26 22:43:56
○ 2026-05-29 04:26:18
● 2026-05-31 19:55:46
● 2026-06-15 00:00:04
○ 2026-03-02 09:04:52
● 2026-04-01 19:22:38
● 2026-05-26 22:43:56
○ 2026-05-29 04:26:18
● 2026-05-31 19:55:46
● 2026-06-15 00:00:04
○A188.114.96.02026-03-02 → 2026-05-29 · 7 obs
○ 2026-02-25 15:06:52
● 2026-03-02 09:04:52
○ 2026-04-01 19:22:38
○ 2026-05-26 22:43:56
● 2026-05-29 04:26:18
○ 2026-05-31 19:55:46
○ 2026-06-15 00:00:04
● 2026-03-02 09:04:52
○ 2026-04-01 19:22:38
○ 2026-05-26 22:43:56
● 2026-05-29 04:26:18
○ 2026-05-31 19:55:46
○ 2026-06-15 00:00:04
○A188.114.97.02026-03-02 → 2026-05-29 · 7 obs
○ 2026-02-25 15:06:52
● 2026-03-02 09:04:52
○ 2026-04-01 19:22:38
○ 2026-05-26 22:43:56
● 2026-05-29 04:26:18
○ 2026-05-31 19:55:46
○ 2026-06-15 00:00:04
● 2026-03-02 09:04:52
○ 2026-04-01 19:22:38
○ 2026-05-26 22:43:56
● 2026-05-29 04:26:18
○ 2026-05-31 19:55:46
○ 2026-06-15 00:00:04
●A2606:4700:3030::ac43:c2ec2026-02-25 → 2026-06-15 · 8 obs
● 2026-02-25 15:06:52
○ 2026-03-02 09:04:52
○ 2026-04-01 19:22:38
● 2026-04-02 12:05:50
● 2026-05-26 22:43:56
○ 2026-05-29 04:26:18
● 2026-05-31 19:55:46
● 2026-06-15 00:00:04
○ 2026-03-02 09:04:52
○ 2026-04-01 19:22:38
● 2026-04-02 12:05:50
● 2026-05-26 22:43:56
○ 2026-05-29 04:26:18
● 2026-05-31 19:55:46
● 2026-06-15 00:00:04
●A2606:4700:3034::6815:5a272026-02-25 → 2026-06-15 · 8 obs
● 2026-02-25 15:06:52
○ 2026-03-02 09:04:52
○ 2026-04-01 19:22:38
● 2026-04-02 12:05:50
● 2026-05-26 22:43:56
○ 2026-05-29 04:26:18
● 2026-05-31 19:55:46
● 2026-06-15 00:00:04
○ 2026-03-02 09:04:52
○ 2026-04-01 19:22:38
● 2026-04-02 12:05:50
● 2026-05-26 22:43:56
○ 2026-05-29 04:26:18
● 2026-05-31 19:55:46
● 2026-06-15 00:00:04
○A2a06:98c1:3120::2026-03-02 → 2026-04-01 · 5 obs
○ 2026-02-25 15:06:52
● 2026-03-02 09:04:52
● 2026-04-01 19:22:38
○ 2026-04-02 12:05:50
○ 2026-06-15 00:00:04
● 2026-03-02 09:04:52
● 2026-04-01 19:22:38
○ 2026-04-02 12:05:50
○ 2026-06-15 00:00:04
○A2a06:98c1:3120::42026-05-29 → 2026-05-29 · 4 obs
○ 2026-05-26 22:43:56
● 2026-05-29 04:26:18
○ 2026-05-31 19:55:46
○ 2026-06-15 00:00:04
● 2026-05-29 04:26:18
○ 2026-05-31 19:55:46
○ 2026-06-15 00:00:04
○A2a06:98c1:3121::2026-03-02 → 2026-04-01 · 5 obs
○ 2026-02-25 15:06:52
● 2026-03-02 09:04:52
● 2026-04-01 19:22:38
○ 2026-04-02 12:05:50
○ 2026-06-15 00:00:04
● 2026-03-02 09:04:52
● 2026-04-01 19:22:38
○ 2026-04-02 12:05:50
○ 2026-06-15 00:00:04
○A2a06:98c1:3121::42026-05-29 → 2026-05-29 · 4 obs
○ 2026-05-26 22:43:56
● 2026-05-29 04:26:18
○ 2026-05-31 19:55:46
○ 2026-06-15 00:00:04
● 2026-05-29 04:26:18
○ 2026-05-31 19:55:46
○ 2026-06-15 00:00:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| codedream.edu.vn | lola.ns.cloudflare.com, venkat.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.132
NS records: lola.ns.cloudflare.com, venkat.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codedream.edu.vn (unsigned zone)
⏱️ Timing
Total: 1000ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.194.236, 104.21.90.39 |
| AAAA | 2 | 2606:4700:3030::ac43:c2ec, 2606:4700:3034::6815:5a27 |
| NS | 2 | lola.ns.cloudflare.com, venkat.ns.cloudflare.com |
| MX | 3 | route2.mx.cloudflare.net (pri: 24), route1.mx.cloudflare.net (pri: 40)... |
| TXT | 4 | google-site-verification=5_RaxIBBx9k68Pw, google-site-verification=kU6pv9y7jrB7Z6T... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | lola.ns.cloudflare.com dns.cloudflare.co |
Analysis
Hierarchy
codedream.edu.vn serves as the parent of oj.codedream.edu.vn.
IP Addresses
codedream.edu.vn has four IP addresses: 104.21.90.39, 172.67.194.236, 2606:4700:3030::ac43:c2ec and 2606:4700:3034::6815:5a27.
Among the host names that share IP numbers with codedream.edu.vn are uhalize.top, www.dulichbui.vn, ambergoldlabs.com and two others.
Name Servers
Two name servers handle the delegation for codedream.edu.vn: lola.ns.cloudflare.com and venkat.ns.cloudflare.com.
codedream.edu.vn has the same name server configuration as other domains like gamba.cl and wiperloofi.pro.
codedream.edu.vn has at least partial name server overlap with other domains, such as greenwindsolar.com, cimanowinc.com, raob.org and two others.
These name servers tend to appear together with the name servers jade.ns.cloudflare.com, skip.ns.cloudflare.com and fattouche.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
lola.ns.cloudflare.com resolves to 108.162.192.132, 172.64.32.132 and 173.245.58.132 among others, with 3 other IP addresses in total.
venkat.ns.cloudflare.com resolves to 108.162.195.254, 162.159.44.254 and 172.64.35.254 among others, with 3 other IP addresses in total.
Mail Servers
codedream.edu.vn has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.
codedream.edu.vn shares at least some of its mail servers with other domains — for example presencecareproject.com, saibelsare.com, 1pounddepositcasino.com and two more.
Host names resolving to 6 IP numbers:
route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.
route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.
route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.