opticlean.com.vn - robtex.com
opticlean.com.vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 180.93.2.255🇻🇳 SPT-AS-VN180.93.0.0/22 Proxy-registered route object | ||||||
| NS | dnssec1.pavietnam.vn ⭐ | ||||||
| A | 2406:9c80::9000:202🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| A | 112.213.82.186🇻🇳 SUPERDATA112.213.82.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | dnssec1.dotvndns.vn | ||||||
| NS | dnssec2.pavietnam.vn | ||||||
| A | 2406:9c80::9000:d202🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| A | 222.255.121.214🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | dnssec2.dotvndns.vn | ||||||
| NS | dnssecbak.pavietnam.net | ||||||
| A | 2406:9c80::9000:d203🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| A | 203.162.78.50🇻🇳 VDC203.162.78.0/24 VNPT | ||||||
| PTR | ci78-50.netnam.vn | ||||||
| MX | mail90138.maychuemail.com ⭐ | ||||||
| A | 112.213.90.138🇻🇳 SUPERDATA112.213.90.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | mail90138.maychuemail.com | ||||||
| MX | mx90138.maychuemail.net(10) | ||||||
| A | 112.213.90.138🇻🇳 SUPERDATA112.213.90.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | mail90138.maychuemail.com | ||||||
| TXT | _d4x5fb7byxp7up1e0830218hgilgagk | ||||||
| TXT | v=spf1 include:spf.maychuemail.com ~all | ||||||
| SOA | dnssec1.pavietnam.vnhostmaster@opticlean.com.vn 2026-08-03 #6 | ||||||
com.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=2022835776 | ||||||
Subdomains
www.opticlean.com.vn |
Same first word
opticlean.ch |
opticlean.eu |
opticlean.net |
opticlean.nl |
opticlean.com.au |
opticlean.us |
opticlean.com.vn |
opticlean.de |
opticlean.org |
opticlean.dk |
opticlean.ro |
opticlean.ca |
opticlean.info |
opticlean.cz |
Similar names
DNS History
6 records (6 active, 0 former)
●NSdnssec1.pavietnam.vn2026-05-01 → 2026-08-05 · 2 obs
● 2026-08-05 03:44:54
●NSdnssec2.pavietnam.vn2026-05-01 → 2026-08-05 · 2 obs
● 2026-08-05 03:44:54
●NSdnssecbak.pavietnam.net2026-05-01 → 2026-08-05 · 2 obs
● 2026-08-05 03:44:54
●MXmail90138.maychuemail.com2026-05-01 → 2026-08-05 · 2 obs
● 2026-08-05 03:44:54
●MXmx90138.maychuemail.net2026-05-01 → 2026-08-05 · 2 obs
● 2026-08-05 03:44:54
●A180.93.2.2552026-05-01 → 2026-08-05 · 2 obs
● 2026-08-05 03:44:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | g.dns-servers.vn, a.dns-servers.vn, c.dns-servers.vn, e.dns-servers.vn... | - |
| opticlean.com.vn | dnssecbak.pavietnam.net, dnssec1.pavietnam.vn, dnssec2.pavietnam.vn | - |
✅ Authoritative Response
Server:203.162.78.50
NS records: dnssecbak.pavietnam.net, dnssec1.pavietnam.vn, dnssec2.pavietnam.vn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2215ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 180.93.2.255 |
| NS | 3 | dnssecbak.pavietnam.net, dnssec2.pavietnam.vn... |
| MX | 2 | mail90138.maychuemail.com (pri: 5), mx90138.maychuemail.net (pri: 10) |
| TXT | 2 | v=spf1 include:spf.maychuemail.com ~all, _d4x5fb7byxp7up1e0830218hgilgagk |
| SOA | 1 | dnssec1.pavietnam.vn hostmaster.opticlea |
Analysis
Hierarchy
www.opticlean.com.vn is a subdomain of opticlean.com.vn.
IP Addresses
opticlean.com.vn resolves to one IP address: 180.93.2.255.
Other host names share IP numbers with opticlean.com.vn; www.opticlean.com.vn is one such example.
Name Servers
Three name servers are authoritative for opticlean.com.vn: dnssecbak.pavietnam.net, dnssec1.pavietnam.vn and dnssec2.pavietnam.vn.
The name servers of opticlean.com.vn overlap at least partially with those of other domains — among them mandaringarden.com.vn, vbngroup.vn, vnvisa.net and two more.
These name servers commonly co-occur with the name servers ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net and nsbak.dotvndns.com.
dnssecbak.pavietnam.net resolves to 203.162.78.50 and 2406:9c80::9000:d203. dnssec1.pavietnam.vn resolves to 112.213.82.186 and 2406:9c80::9000:202. dnssec2.pavietnam.vn resolves to 222.255.121.214 and 2406:9c80::9000:d202. All three hostnames point to two IP numbers each.
Mail Servers
Mail for opticlean.com.vn is handled by two mail servers — mail90138.maychuemail.com and mx90138.maychuemail.net.
opticlean.com.vn uses an identical mail server configuration to several other domains — among them dongsonsteel.com.vn, eap.com.vn, keysoft.vn and two more.
opticlean.com.vn has at least partial mail server overlap with other domains such as huyducfullxu.cloud, nanova.vn, thebee.vn and two more.
This set of mail servers commonly appears together with the mail servers emailfake.com.
mail90138.maychuemail.com and mx90138.maychuemail.net share one IP address between them — 112.213.90.138.
These two host names — mail90138.maychuemail.com and mx90138.maychuemail.net — each point to 112.213.90.138 IP addresses.