21cgreen.com - robtex.com
21cgreen.com
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=1771291435 | ||||||
Subdomains
www.21cgreen.com |
Similar names
DNS History
12 records (5 active, 7 former)
●NSns11.xincache.com2026-03-10 → 2026-03-10 · 3 obs
● 2026-03-10 10:53:46
● 2026-03-10 10:53:50
●NSns12.xincache.com2026-03-10 → 2026-03-10 · 3 obs
● 2026-03-10 10:53:46
● 2026-03-10 10:53:50
○NSns17.xincache.com2015-07-07 → 2016-03-20 · 4 obs
● 2016-03-20 22:49:12
○ 2017-04-01 00:08:16
○ 2026-03-10 10:53:50
○NSns18.xincache.com2015-07-07 → 2016-03-20 · 4 obs
● 2016-03-20 22:49:12
○ 2017-04-01 00:08:16
○ 2026-03-10 10:53:50
○NSns19.xincache.com2017-04-01 → 2017-04-01 · 4 obs
● 2017-04-01 00:08:16
○ 2026-03-10 10:53:46
○ 2026-03-10 10:53:50
○NSns20.xincache.com2017-04-01 → 2017-04-01 · 4 obs
● 2017-04-01 00:08:16
○ 2026-03-10 10:53:46
○ 2026-03-10 10:53:50
●MXmx.263.net2026-03-10 → 2026-03-10 · 3 obs
● 2026-03-10 10:53:46
● 2026-03-10 10:53:50
●MXmxw.263.net2026-03-10 → 2026-03-10 · 3 obs
● 2026-03-10 10:53:46
● 2026-03-10 10:53:50
○MXmxw.263xmail.com2015-07-07 → 2017-04-01 · 4 obs
● 2017-04-01 00:08:16
○ 2026-03-10 10:53:46
○ 2026-03-10 10:53:50
○MXmxw01.263xmail.com2015-07-07 → 2017-04-01 · 4 obs
● 2017-04-01 00:08:16
○ 2026-03-10 10:53:46
○ 2026-03-10 10:53:50
○A112.127.25.1522015-07-07 → 2017-04-01 · 4 obs
● 2017-04-01 00:08:16
○ 2026-03-10 10:53:46
○ 2026-03-10 10:53:50
●A47.104.147.2422026-03-10 → 2026-03-10 · 3 obs
● 2026-03-10 10:53:46
● 2026-03-10 10:53:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 21cgreen.com | ns11.xincache.com, ns12.xincache.com | 12 records |
✅ Authoritative Response
Server: 1.12.0.4
NS records: ns11.xincache.com, ns12.xincache.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21cgreen.com (unsigned zone)
⏱️ Timing
Total: 277ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.104.147.242 |
| NS | 2 | ns12.xincache.com, ns11.xincache.com |
| MX | 2 | mxw.263.net (pri: 5), mx.263.net (pri: 10) |
| TXT | 1 | v=spf1 include:spf.263xmail.com ~all |
| SOA | 1 | ns11.xincache.com ns12.xincache.com |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (ns11.xincache.com, ns11.xincache.com, ns11.xincache.com...)
Analysis
Hierarchy
www.21cgreen.com is a child of 21cgreen.com.
IP Addresses
21cgreen.com resolves to one IP number: 47.104.147.242.
Other host names, for example www.21cgreen.com, share IP numbers with 21cgreen.com.
Name Servers
21cgreen.com's delegation uses two name servers: ns11.xincache.com and ns12.xincache.com.
21cgreen.com uses the same name server setup as other domains, such as enmuhw.com, dongbao1984.com, seedlingbaby.cn, 5xjx.com and yunda-group.com.
21cgreen.com at least partially shares name servers with other domains, including nbxlw.com, ptii.cn, 215400.cn, uchemi.com and breeled.net.
These name servers are commonly used with ns19.xincache.com, ns20.xincache.com, ce1.xincache.com, ce2.xincache.com, ns15.xincache.com, ns16.xincache.com, ns13.xincache.com, ns14.xincache.com, ns17.xincache.com and ns18.xincache.com.
Host names with eight IP numbers:
ns11.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.
Host names with seven IP numbers:
ns12.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.
Mail Servers
21cgreen.com is served by two mail servers mx.263.net and mxw.263.net.
21cgreen.com shares the same mail server setup as other domains, for instance nobleshoes.cn, magicchristmas.com.cn, sl-mr.com, mxjx.com and lubandata.com.
21cgreen.com shares at least some mail servers with other domains, for instance bjhangxing.com, ladynapkins.com and cnhuochu.com.
Host names with four IP numbers:
The host name mx.263.net points to 38.83.106.84, 38.83.106.85, 143.110.227.31 and 164.92.126.242.
Host names with two IP numbers:
The host name mxw.263.net points to 143.110.227.31 and 164.92.126.242.
Host names that point to 143.110.227.31: mx.263.net and mxw.263.net.
Host names that point to 164.92.126.242: mx.263.net and mxw.263.net.