bigtree.tech - dns.ninja
bigtree.tech
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns21.hichina.com ⚠️ Not in zone NS records | ||||||
| A | 2408:4009:501::29🇨🇳 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 | dns22.hichina.com ⚠️ Not in zone NS records | ||||||
| A | 2408:4009:501::30🇨🇳 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, | ||||||
tech
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1786463642 | ||||||
Subdomains
mail.bigtree.tech |
Same first word
Similar names
DNS History
12 records (2 active, 10 former)
○NSdns10.hichina.com2016-12-13 → 2017-03-08 · 4 obs
● 2017-03-08 19:27:08
○ 2020-02-03 05:07:36
○ 2026-08-11 15:56:48
●NSdns21.hichina.com2026-03-25 → 2026-08-11 · 3 obs
● 2026-03-25 06:52:50
● 2026-08-11 15:56:48
●NSdns22.hichina.com2026-03-25 → 2026-08-11 · 3 obs
● 2026-03-25 06:52:50
● 2026-08-11 15:56:48
○NSdns9.hichina.com2016-12-13 → 2017-03-08 · 4 obs
● 2017-03-08 19:27:08
○ 2020-02-03 05:07:36
○ 2026-08-11 15:56:48
○NSns1.myhostadmin.net2020-02-03 → 2020-02-03 · 4 obs
● 2020-02-03 05:07:36
○ 2026-03-25 06:52:50
○ 2026-08-11 15:56:48
○NSns2.myhostadmin.net2020-02-03 → 2020-02-03 · 4 obs
● 2020-02-03 05:07:36
○ 2026-03-25 06:52:50
○ 2026-08-11 15:56:48
○NSns3.myhostadmin.net2020-02-03 → 2020-02-03 · 4 obs
● 2020-02-03 05:07:36
○ 2026-03-25 06:52:50
○ 2026-08-11 15:56:48
○NSns4.myhostadmin.net2020-02-03 → 2020-02-03 · 4 obs
● 2020-02-03 05:07:36
○ 2026-03-25 06:52:50
○ 2026-08-11 15:56:48
○NSns5.myhostadmin.net2020-02-03 → 2020-02-03 · 4 obs
● 2020-02-03 05:07:36
○ 2026-03-25 06:52:50
○ 2026-08-11 15:56:48
○NSns6.myhostadmin.net2020-02-03 → 2020-02-03 · 4 obs
● 2020-02-03 05:07:36
○ 2026-03-25 06:52:50
○ 2026-08-11 15:56:48
○MXmail.bigtree.tech2026-03-25 → 2026-06-25 · 5 obs
● 2026-06-09 08:27:34
○ 2026-06-24 01:32:20
● 2026-06-25 21:43:20
○ 2026-08-11 15:56:48
○A47.94.223.992026-03-25 → 2026-06-25 · 5 obs
● 2026-06-09 08:27:34
○ 2026-06-24 01:32:20
● 2026-06-25 21:43:20
○ 2026-08-11 15:56:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns01.trs-dns.net, ns10.trs-dns.info, ns01.trs-dns.com, ns10.trs-dns.org | - |
| bigtree.tech | dns21.hichina.com, dns22.hichina.com | - |
✅ Authoritative Response
Server:39.96.153.60
NS records: dns21.hichina.com, dns22.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bigtree.tech (unsigned zone)
⏱️ Timing
Total: 3116ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.94.223.99 |
| NS | 2 | dns21.hichina.com, dns22.hichina.com |
| MX | 1 | mail.bigtree.tech (pri: 10) |
| TXT | 1 | v=spf1 mx a:mail.bigtree.tech include:sp |
| SOA | 1 | dns21.hichina.com hostmaster.hichina.com |
Analysis
Hierarchy
The domain mail.bigtree.tech falls under the parent bigtree.tech.
Name Servers
bigtree.tech is served by two delegated name servers, dns21.hichina.com and dns22.hichina.com.
The name server configuration of bigtree.tech is shared with other domains, for instance 52dnf.com, gentolexgroup.com, yihengcn.com and two others.
bigtree.tech shares at least some of its name servers with other domains, for example webszy.com, 10mb.cn, ilyun.com and flye.life.
These name servers tend to be deployed in combination with the name servers expirens3.hichina.com and expirens4.hichina.com.
Hosts with 9 IP addresses each:
dns21.hichina.com carries IP addresses 39.96.153.40, 39.96.153.60 and 47.118.199.200, with 6 other addresses beyond those.
dns22.hichina.com carries IP addresses 39.96.153.38, 39.96.153.61 and 47.118.199.198, with 6 other addresses beyond those.