mailz.cn - robtex.com
mailz.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a2.share-dns.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b2.share-dns.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2035006221 | ||||||
Same first word
Similar names
DNS History
17 records (2 active, 15 former)
○NSa.share-dns.com2026-06-25 → 2026-06-25 · 4 obs
● 2026-06-25 17:09:14
○ 2026-07-05 14:34:40
○ 2026-07-05 14:34:42
●NSa2.share-dns.com2026-06-25 → 2026-07-05 · 3 obs
● 2026-06-25 17:09:14
● 2026-07-05 14:34:42
○NSb.share-dns.net2026-06-25 → 2026-06-25 · 4 obs
● 2026-06-25 17:09:14
○ 2026-07-05 14:34:40
○ 2026-07-05 14:34:42
●NSb2.share-dns.net2026-06-25 → 2026-07-05 · 3 obs
● 2026-06-25 17:09:14
● 2026-07-05 14:34:42
○NSdns1.iidns.com2016-04-30 → 2016-04-30 · 3 obs
○ 2016-12-30 15:38:54
○ 2026-07-05 14:34:42
○NSdns10.hichina.com2016-12-30 → 2017-10-29 · 5 obs
● 2016-12-30 15:38:54
● 2017-10-29 00:44:50
○ 2021-02-09 23:57:24
○ 2026-07-05 14:34:42
○NSdns2.iidns.com2016-04-30 → 2016-04-30 · 3 obs
○ 2016-12-30 15:38:54
○ 2026-07-05 14:34:42
○NSdns29.hichina.com2021-02-09 → 2021-02-09 · 4 obs
● 2021-02-09 23:57:24
○ 2026-06-25 17:09:14
○ 2026-07-05 14:34:42
○NSdns3.iidns.com2016-04-30 → 2016-04-30 · 3 obs
○ 2016-12-30 15:38:54
○ 2026-07-05 14:34:42
○NSdns30.hichina.com2021-02-09 → 2021-02-09 · 4 obs
● 2021-02-09 23:57:24
○ 2026-06-25 17:09:14
○ 2026-07-05 14:34:42
○NSdns4.iidns.com2016-04-30 → 2016-04-30 · 3 obs
○ 2016-12-30 15:38:54
○ 2026-07-05 14:34:42
○NSdns5.iidns.com2016-04-30 → 2016-04-30 · 3 obs
○ 2016-12-30 15:38:54
○ 2026-07-05 14:34:42
○NSdns6.iidns.com2016-04-30 → 2016-04-30 · 3 obs
○ 2016-12-30 15:38:54
○ 2026-07-05 14:34:42
○NSdns9.hichina.com2016-12-30 → 2017-10-29 · 5 obs
● 2016-12-30 15:38:54
● 2017-10-29 00:44:50
○ 2021-02-09 23:57:24
○ 2026-07-05 14:34:42
○MXmx.ym.163.com2016-04-30 → 2017-10-29 · 4 obs
● 2017-10-29 00:44:50
○ 2021-02-09 23:57:24
○ 2026-07-05 14:34:42
○A120.79.162.1102021-02-09 → 2021-02-09 · 3 obs
○ 2026-06-25 17:09:14
○ 2026-07-05 14:34:42
○A156.254.78.942026-06-25 → 2026-06-25 · 4 obs
● 2026-06-25 17:09:14
○ 2026-07-05 14:34:40
○ 2026-07-05 14:34:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, a.dns.cn, b.dns.cn, e.dns.cn... | - |
| mailz.cn | a2.share-dns.com, b2.share-dns.net | - |
✅ Authoritative Response
Server:172.64.52.239
NS records: a2.share-dns.com, b2.share-dns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mailz.cn (unsigned zone)
⏱️ Timing
Total: 1048ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.254.78.94 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
Analysis
Name Servers
mailz.cn is served by two delegated name servers, a2.share-dns.com and b2.share-dns.net.
The name server configuration of mailz.cn is shared with other domains, for instance gsrs.cn, bghbkj.cn, 256657.cn and two others.
The name servers of mailz.cn overlap at least partially with those of other domains — among them 869661.cn, urboss.net, 5288dy.com and two more.
These name servers commonly appear alongside the name servers a.share-dns.com and b.share-dns.net.
Both a2.share-dns.com and b2.share-dns.net have a single IP address each — a2.share-dns.com resolves to 172.64.53.25 while b2.share-dns.net resolves to 172.64.52.239.