sifei.info - robtex.com
sifei.info
| DNSSEC | ⚠️ Not signed | ||||||
| A | 139.224.222.67🇨🇳 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 | vip3.alidns.com ⭐ | ||||||
| A | 2408:4009:500::3🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.3🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.5🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 170.33.32.210🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.40.136🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.26🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.10🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| NS | vip4.alidns.com | ||||||
| A | 2408:4009:500::4🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.4🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.6🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 170.33.32.211🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.40.137🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.27🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.11🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| MX | mx.ym.163.com ⭐ | ||||||
| TXT | v=spf1 include:wm.spf.ntesmail.com include:spf.163.com -all | ||||||
| SOA | vip3.alidns.comhostmaster@hichina.com 2014-03-31 #14 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1783599273 | ||||||
Subdomains
wiki.sifei.info |
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
○NSdns31.hichina.com2015-06-04 → 2026-06-18 · 4 obs
● 2026-06-18 04:59:58
○ 2026-07-09 12:27:32
○ 2026-07-09 12:27:34
○NSdns32.hichina.com2015-06-04 → 2026-06-18 · 4 obs
● 2026-06-18 04:59:58
○ 2026-07-09 12:27:32
○ 2026-07-09 12:27:34
●NSvip3.alidns.com2026-07-09 → 2026-07-09 · 3 obs
● 2026-07-09 12:27:32
● 2026-07-09 12:27:34
●NSvip4.alidns.com2026-07-09 → 2026-07-09 · 3 obs
● 2026-07-09 12:27:32
● 2026-07-09 12:27:34
●MXmx.ym.163.com2015-06-04 → 2026-07-09 · 2 obs
● 2026-07-09 12:27:34
●A139.224.222.672026-05-17 → 2026-07-09 · 2 obs
● 2026-07-09 12:27:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | c0.info.afilias-nst.info, a0.info.afilias-nst.info, a2.info.afilias-nst.info | - |
| sifei.info | vip3.alidns.com, vip4.alidns.com | - |
✅ Authoritative Response
Server:170.33.80.10
NS records: vip3.alidns.com, vip4.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sifei.info (unsigned zone)
⏱️ Timing
Total: 1248ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 139.224.222.67 |
| NS | 2 | vip3.alidns.com, vip4.alidns.com |
| MX | 1 | mx.ym.163.com (pri: 10) |
| TXT | 1 | v=spf1 include:wm.spf.ntesmail.com inclu |
| SOA | 1 | vip3.alidns.com hostmaster.hichina.com |
Analysis
Hierarchy
sifei.info is the parent zone for wiki.sifei.info.
IP Addresses
sifei.info resolves to just one IP address, 139.224.222.67.
soarfree.cn and soarfree.net, along with other host names, share IP addresses with sifei.info.
Name Servers
The NS records for sifei.info delegate to vip3.alidns.com and vip4.alidns.com.
sifei.info shares its NS records with other domains, for example tosee.cn, linnyou.com, yanglaoban.com and two others.
sifei.info and other domains like best-inc.com share at least a portion of their name servers.
DNS names with 7 IP addresses:
vip3.alidns.com maps to 8.212.93.3, 140.205.1.5, 170.33.32.210 and 4 additional IP addresses.
vip4.alidns.com maps to 8.212.93.4, 140.205.1.6, 170.33.32.211 and 4 additional IP addresses.
Mail Servers
The sole mail server for sifei.info is mx.ym.163.com.
Among the domains sharing a mail server setup with sifei.info are originoo.cn, cloudnest.tech, hvsps.com and two others.
There is at least a partial MX overlap between sifei.info and other domains, including glyhy.com, e-pin.com.cn, mayimae.com and two others.
The mail servers mxbiz1.qq.com, mxbiz2.qq.com and mxn.mxhichina.com frequently co-occur with these mail servers.