optcode.net - dns.ninja
optcode.net
| DNSSEC | β οΈ Not signed | ||||||
| A | 18.223.33.137πΊπΈ Amazon18.220.0.0/14 EC2 CMH prefix | ||||||
| NS | dns27.hichina.com β | ||||||
| A | 2408:4009:501::35π¨π³ Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.39π¨π³ Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.59π¨π³ Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.199π¨π³ Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.219π¨π³ Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.39π¨π³ Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.59π¨π³ Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.99π¨π³ Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.109π¨π³ Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | dns28.hichina.com | ||||||
| A | 2408:4009:501::36π¨π³ Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.37π¨π³ Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.62π¨π³ Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.197π¨π³ Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.221π¨π³ Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.37π¨π³ Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.62π¨π³ Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.102π¨π³ Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.107π¨π³ Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| SOA | dns27.hichina.comhostmaster@hichina.com 2026-06-04 #13 | ||||||
net
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| 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=1782846966 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
βNSdns27.hichina.com2015-06-18 β 2026-06-30 Β· 2 obs
β 2026-06-30 19:29:40
βNSdns28.hichina.com2015-06-18 β 2026-06-30 Β· 2 obs
β 2026-06-30 19:29:40
βA18.223.33.1372026-03-01 β 2026-06-30 Β· 5 obs
β 2026-06-14 19:14:54
β 2026-06-30 08:08:08
β 2026-06-30 19:29:36
β 2026-06-30 19:29:40
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| optcode.net | dns27.hichina.com, dns28.hichina.com | - |
β Authoritative Response
Server:120.76.107.37
NS records: dns27.hichina.com, dns28.hichina.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for optcode.net (unsigned zone)
β±οΈ Timing
Total: 1293ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 18.223.33.137 |
| NS | 2 | dns27.hichina.com, dns28.hichina.com |
| SOA | 1 | dns27.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
optcode.net resolves to one IP address: 18.223.33.137.
Other host names, such as ec2-18-223-33-137.us-east-2.compute.amazonaws.com, share IP numbers with optcode.net.
Name Servers
optcode.net is delegated to two name servers: dns27.hichina.com and dns28.hichina.com.
optcode.net uses the same name servers as several other domains β among them jinjie.tech, elueyes.com, sinoglorygroup.com and two more.
There is at least partial name server overlap between optcode.net and other domains β sctese.com, unitscreen.com, bcredit.cn and two more among them.
These name servers tend to appear in combination with the name servers expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
Hostnames that resolve to 9 IP addresses:
dns27.hichina.com resolves to 39.96.153.39, 39.96.153.59, 47.118.199.199 and 6 other IP addresses.
dns28.hichina.com resolves to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 other IP addresses.