gaoco.com - robtex.com
gaoco.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.144.100.69🇺🇸 EIGI162.144.0.0/16 Unified Layer | ||||||
| PTR | 162-144-100-69.unifiedlayer.com | ||||||
| NS | dns19.hichina.com ⭐ | ||||||
| A | 2408:4009:501::27🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.40🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.60🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.200🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.220🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.40🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.60🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.100🇨🇳 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 | 139.224.142.110🇨🇳 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 | dns20.hichina.com | ||||||
| A | 2408:4009:501::28🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.38🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.61🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.198🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.222🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.38🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.61🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.98🇨🇳 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 | 139.224.142.108🇨🇳 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, | ||||||
| MX | gaoco.com ⭐ | ||||||
| A | 162.144.100.69🇺🇸 EIGI162.144.0.0/16 Unified Layer | ||||||
| PTR | 162-144-100-69.unifiedlayer.com | ||||||
| SOA | dns19.hichina.comhostmaster@hichina.com 2026-01-09 #13 | ||||||
com
| 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=1774720842 | ||||||
MX for
gaoco.com |
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
●NSdns19.hichina.com2026-02-19 → 2026-03-28 · 3 obs
● 2026-02-19 21:30:30
● 2026-03-28 18:22:02
●NSdns20.hichina.com2026-02-19 → 2026-03-28 · 3 obs
● 2026-02-19 21:30:30
● 2026-03-28 18:22:02
○NSns1.dnslink.com2015-08-26 → 2017-09-18 · 5 obs
● 2015-08-26 02:13:26
● 2017-09-18 02:32:28
○ 2026-02-19 21:30:30
○ 2026-03-28 18:22:02
○NSns2.dnslink.com2015-08-26 → 2017-09-18 · 5 obs
● 2015-08-26 02:13:26
● 2017-09-18 02:32:28
○ 2026-02-19 21:30:30
○ 2026-03-28 18:22:02
●MXgaoco.com2026-02-19 → 2026-03-28 · 3 obs
● 2026-02-19 21:30:30
● 2026-03-28 18:22:02
○MXmail.b-io.co2015-08-26 → 2017-09-18 · 5 obs
● 2015-08-26 02:13:26
● 2017-09-18 02:32:28
○ 2026-02-19 21:30:30
○ 2026-03-28 18:22:02
○MXnullmx.gaoco.com2008-03-17 → 2008-03-17 · 3 obs
○ 2015-08-26 02:13:26
○ 2026-03-28 18:22:02
●A162.144.100.692026-02-19 → 2026-03-28 · 3 obs
● 2026-02-19 21:30:30
● 2026-03-28 18:22:02
○A209.15.13.1342015-08-26 → 2017-09-18 · 5 obs
● 2015-08-26 02:13:26
● 2017-09-18 02:32:28
○ 2026-02-19 21:30:30
○ 2026-03-28 18:22:02
○A217.68.70.692008-03-17 → 2008-03-17 · 3 obs
○ 2015-08-26 02:13:26
○ 2026-03-28 18:22:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net... | - |
| gaoco.com | dns19.hichina.com, dns20.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.61
NS records: dns19.hichina.com, dns20.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gaoco.com (unsigned zone)
⏱️ Timing
Total: 574ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.144.100.69 |
| NS | 2 | dns20.hichina.com, dns19.hichina.com |
| MX | 1 | gaoco.com (pri: 10) |
| SOA | 1 | dns19.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)
Analysis
Mail Server Role
gaoco.com serves as the mail server for gaoco.com.
IP Addresses
gaoco.com points to a single IP address: 162.144.100.69.
Name Servers
gaoco.com is delegated to two name servers: dns19.hichina.com and dns20.hichina.com.
gaoco.com uses the same name server setup as other domains, including useoj.com, dzrmj.com, ypfj.com, infopower.cn and jksb.net.
At least part of the name servers for gaoco.com are shared with other domains, for instance 61381.cn, zealshopping.com, gaorb.cn, (0x736578)ymix.net and 51wom.com.
These name servers are often used together with expirens3.hichina.com, expirens4.hichina.com and ns1.alidns.com.
Host names with nine IP numbers:
dns19.hichina.com points to: 2408:4009:501::27, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.
dns20.hichina.com points to: 2408:4009:501::28, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.
Mail Servers
Mail for gaoco.com is handled by a single mail server, gaoco.com.
Host gaoco.com points to IP 162.144.100.69.