4see.tech - robtex.com

4see.tech

DNSSEC⚠️ Not signed
A101.132.118.70🇨🇳 Alibaba-Cloud101.132.0.0/16 Alibaba (US) Technology Co., Ltd.
NSns3.dnsv2.com
A2402:4e00:1470:2::12🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40
A1.12.0.29🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A1.13.76.55🇨🇳 TENCENT-NET-AP1.13.64.0/18
A111.13.203.55🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)
A117.135.128.155🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)
PTR(root)
A125.94.59.155🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network
A163.177.5.55🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24
A220.196.136.55🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24
NSns4.dnsv2.com
A2402:4e00:111:fff::f🇨🇳 TENCENT-NET-AP2402:4e00::/35
A1.12.0.30🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A1.14.119.55🇨🇳 TENCENT-NET-AP1.14.64.0/18
A36.155.149.55🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A49.7.107.155🇨🇳 CHINA-149.7.64.0/18 China Telecom Beijing Co. Ltd.
A101.227.168.55🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC
A124.64.205.155🇨🇳 CHINA169-BJ124.64.205.0/24
MXmx1.feishu.cn
A52.220.106.220🇸🇬 Amazon52.220.0.0/15 SIN prefix
PTRec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
MXmx2.feishu.cn(20)
A101.126.58.225🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A122.14.229.0🇨🇳 CHINAMOBILE-CN122.14.224.0/20
MXmx3.feishu.cn(30)
A52.220.106.220🇸🇬 Amazon52.220.0.0/15 SIN prefix
PTRec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
A101.126.58.225🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A122.14.229.0🇨🇳 CHINAMOBILE-CN122.14.224.0/20
TXTverification-code-site-App_feishu=kevJSAkvrZvGWFAA0x09
TXTv=spf1 +include:_netblocks.m.feishu.cn ~all
SOAns3.dnsv2.comlevel3dnsadmin@dnspod.com serial=1782623197

tech

DNSSEC🔒 Signed (DS record present)
NSns01.trs-dns.com
NSns.trs-dns.com
NSns01.trs-dns.net
NSns10.trs-dns.info
NSns10.trs-dns.org
SOAns.trs-dns.comtrs-ops@tucows.com serial=1785713639

Same first word

Similar names

DNS History

6 records (6 active, 0 former)

NSns3.dnsv2.comns4.dnsv2.comMXmx1.feishu.cnmx2.feishu.cnmx3.feishu.cnA101.132.118.70
NSns3.dnsv2.com2026-06-26 → 2026-08-02 · 2 obs
● 2026-06-26 17:10:32
● 2026-08-02 23:38:36
NSns4.dnsv2.com2026-06-26 → 2026-08-02 · 2 obs
● 2026-06-26 17:10:32
● 2026-08-02 23:38:36
MXmx1.feishu.cn2026-06-26 → 2026-08-02 · 2 obs
● 2026-06-26 17:10:32
● 2026-08-02 23:38:36
MXmx2.feishu.cn2026-06-26 → 2026-08-02 · 2 obs
● 2026-06-26 17:10:32
● 2026-08-02 23:38:36
MXmx3.feishu.cn2026-06-26 → 2026-08-02 · 2 obs
● 2026-06-26 17:10:32
● 2026-08-02 23:38:36
A101.132.118.702026-06-26 → 2026-08-02 · 2 obs
● 2026-06-26 17:10:32
● 2026-08-02 23:38:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
techns01.trs-dns.com, ns10.trs-dns.org, ns10.trs-dns.info, ns01.trs-dns.net-
4see.techns3.dnsv2.com, ns4.dnsv2.com-

✅ Authoritative Response

Server:163.177.5.55

NS records: ns3.dnsv2.com, ns4.dnsv2.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4see.tech (unsigned zone)

⏱️ Timing

Total: 4817ms | Queries: -

📄 Records

TypeCountSample Data
A1101.132.118.70
NS2ns3.dnsv2.com, ns4.dnsv2.com
MX3mx1.feishu.cn (pri: 10), mx2.feishu.cn (pri: 20)...
TXT2verification-code-site-App_feishu=kevJSA, v=spf1 +include:_netblocks.m.feishu.cn
SOA1ns3.dnsv2.com level3dnsadmin.dnspod.com

Analysis

IP Addresses

4see.tech has exactly one IP address — 101.132.118.70.

demand-driven.cn, for instance, is one of the other host names sharing IP numbers with 4see.tech.

Name Servers

4see.tech uses two name servers for its delegation: ns3.dnsv2.com and ns4.dnsv2.com.

The name server configuration of 4see.tech is shared with other domains, for instance lnkyt.com, etonepay.com, wdmcheng.cn and two others.

4see.tech has at least partial name server overlap with other domains, such as sinoitc.com, ctocio.com, intel-social.com and two others.

It is common to find these name servers paired with the name servers vip3.alidns.com, vip4.alidns.com, f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.

Hosts with 8 IP addresses each:

Hostname ns3.dnsv2.com directs to 1.12.0.29, 1.13.76.55 and 111.13.203.55 along with 5 other IP addresses.

Hosts with 7 IP addresses each:

Hostname ns4.dnsv2.com directs to 1.12.0.30, 1.14.119.55 and 36.155.149.55 along with 4 other IP addresses.

Mail Servers

4see.tech has three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

At least some of the mail servers used by 4see.tech are shared with other domains: game-trees.com, rongcloud.cn, mirroidea.com and two others among them.

Host names carrying three IP numbers:

The hostname mx3.feishu.cn directs to 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Host names pointing to two IP addresses:

mx2.feishu.cn directs traffic to 101.126.58.225 and 122.14.229.0.

Host names resolving to a single IP address:

mx1.feishu.cn has the IP address 52.220.106.220.

Both mx3.feishu.cn and mx1.feishu.cn resolve to 52.220.106.220 IP addresses each.

Both mx3.feishu.cn and mx2.feishu.cn resolve to 101.126.58.225 IP addresses each.

Both mx3.feishu.cn and mx2.feishu.cn resolve to 122.14.229.0 IP addresses each.