21cma.com - robtex.com
21cma.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.6.119.209🇺🇸 AS39882338.6.64.0/18 PEG TECH INC PT-82 | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1772526938 | ||||||
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=1774958702 | ||||||
Same first word
Similar names
amc12.com |
cam21.fr |
21amc.com |
mac21.co.jp |
cam21.com |
21cam.net |
12cam.be |
amc21.co.uk |
acm12.com |
mca21.com |
12cam.nl |
12cam.com |
amc21.co.kr |
cma12.com |
c21ma.com |
cam12.com |
mac21.be |
12cam.de |
amc12.org |
mca21.gov.in |
DNS History
20 records (5 active, 15 former)
●NSns1.judns.com2026-03-01 → 2026-03-31 · 3 obs
○ 2017-06-04 01:45:34
● 2026-03-01 22:13:46
● 2026-03-31 12:33:50
● 2026-03-01 22:13:46
● 2026-03-31 12:33:50
●NSns1.julydns.com2026-03-01 → 2026-03-31 · 3 obs
○ 2017-06-04 01:45:34
● 2026-03-01 22:13:46
● 2026-03-31 12:33:50
● 2026-03-01 22:13:46
● 2026-03-31 12:33:50
○NSns1.namebrightdns.com2015-06-18 → 2017-06-04 · 8 obs
○ 2008-03-09 07:17:18
● 2015-06-18 06:59:42
● 2015-10-29 06:29:58
○ 2016-02-01 11:57:02
● 2016-04-18 00:04:00
● 2017-06-04 01:45:34
○ 2026-03-01 22:13:46
○ 2026-03-31 12:33:50
● 2015-06-18 06:59:42
● 2015-10-29 06:29:58
○ 2016-02-01 11:57:02
● 2016-04-18 00:04:00
● 2017-06-04 01:45:34
○ 2026-03-01 22:13:46
○ 2026-03-31 12:33:50
●NSns2.judns.com2026-03-01 → 2026-03-31 · 3 obs
○ 2017-06-04 01:45:34
● 2026-03-01 22:13:46
● 2026-03-31 12:33:50
● 2026-03-01 22:13:46
● 2026-03-31 12:33:50
●NSns2.julydns.com2026-03-01 → 2026-03-31 · 3 obs
○ 2017-06-04 01:45:34
● 2026-03-01 22:13:46
● 2026-03-31 12:33:50
● 2026-03-01 22:13:46
● 2026-03-31 12:33:50
○NSns2.namebrightdns.com2015-06-18 → 2017-06-04 · 5 obs
○ 2008-03-09 07:17:18
● 2015-06-18 06:59:42
● 2017-06-04 01:45:34
○ 2026-03-01 22:13:46
○ 2026-03-31 12:33:50
● 2015-06-18 06:59:42
● 2017-06-04 01:45:34
○ 2026-03-01 22:13:46
○ 2026-03-31 12:33:50
○NSnsg2.namebrightdns.com2016-02-01 → 2016-02-01 · 4 obs
○ 2015-10-29 06:29:58
● 2016-02-01 11:57:02
○ 2016-04-18 00:04:00
○ 2026-03-31 12:33:50
● 2016-02-01 11:57:02
○ 2016-04-18 00:04:00
○ 2026-03-31 12:33:50
○MXanmail.namebrightmail.com2015-06-18 → 2015-06-18 · 4 obs
○ 2008-03-09 07:17:18
● 2015-06-18 06:59:42
○ 2015-10-29 06:29:58
○ 2026-03-31 12:33:50
● 2015-06-18 06:59:42
○ 2015-10-29 06:29:58
○ 2026-03-31 12:33:50
○A34.206.157.642017-03-24 → 2017-03-24 · 4 obs
○ 2016-04-18 00:04:00
● 2017-03-24 23:33:14
○ 2017-06-04 01:45:34
○ 2026-03-31 12:33:50
● 2017-03-24 23:33:14
○ 2017-06-04 01:45:34
○ 2026-03-31 12:33:50
●A38.6.119.2092026-03-31 → 2026-03-31 · 2 obs
○ 2026-03-01 22:13:46
● 2026-03-31 12:33:50
● 2026-03-31 12:33:50
○A38.6.119.892026-03-01 → 2026-03-01 · 3 obs
○ 2017-06-04 01:45:34
● 2026-03-01 22:13:46
○ 2026-03-31 12:33:50
● 2026-03-01 22:13:46
○ 2026-03-31 12:33:50
○A52.200.243.1232016-04-18 → 2016-04-18 · 4 obs
○ 2016-02-01 11:57:02
● 2016-04-18 00:04:00
○ 2017-03-24 23:33:14
○ 2026-03-31 12:33:50
● 2016-04-18 00:04:00
○ 2017-03-24 23:33:14
○ 2026-03-31 12:33:50
○A54.152.144.2432016-04-18 → 2016-04-18 · 4 obs
○ 2016-02-01 11:57:02
● 2016-04-18 00:04:00
○ 2017-03-24 23:33:14
○ 2026-03-31 12:33:50
● 2016-04-18 00:04:00
○ 2017-03-24 23:33:14
○ 2026-03-31 12:33:50
○A54.174.31.2542015-06-18 → 2015-10-29 · 4 obs
● 2015-06-18 06:59:42
● 2015-10-29 06:29:58
○ 2016-02-01 11:57:02
○ 2026-03-31 12:33:50
● 2015-10-29 06:29:58
○ 2016-02-01 11:57:02
○ 2026-03-31 12:33:50
○A54.208.74.2152015-06-18 → 2015-10-29 · 4 obs
● 2015-06-18 06:59:42
● 2015-10-29 06:29:58
○ 2016-02-01 11:57:02
○ 2026-03-31 12:33:50
● 2015-10-29 06:29:58
○ 2016-02-01 11:57:02
○ 2026-03-31 12:33:50
○A54.209.90.812016-02-01 → 2016-02-01 · 4 obs
○ 2015-10-29 06:29:58
● 2016-02-01 11:57:02
○ 2016-04-18 00:04:00
○ 2026-03-31 12:33:50
● 2016-02-01 11:57:02
○ 2016-04-18 00:04:00
○ 2026-03-31 12:33:50
○A54.236.195.152017-03-24 → 2017-03-24 · 4 obs
○ 2016-04-18 00:04:00
● 2017-03-24 23:33:14
○ 2017-06-04 01:45:34
○ 2026-03-31 12:33:50
● 2017-03-24 23:33:14
○ 2017-06-04 01:45:34
○ 2026-03-31 12:33:50
○A54.85.54.292016-02-01 → 2016-02-01 · 4 obs
○ 2015-10-29 06:29:58
● 2016-02-01 11:57:02
○ 2016-04-18 00:04:00
○ 2026-03-31 12:33:50
● 2016-02-01 11:57:02
○ 2016-04-18 00:04:00
○ 2026-03-31 12:33:50
○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-06-18 → 2016-04-18 · 5 obs
○ 2008-03-09 07:17:18
● 2015-06-18 06:59:42
● 2016-04-18 00:04:00
○ 2017-03-24 23:33:14
○ 2026-03-31 12:33:50
● 2015-06-18 06:59:42
● 2016-04-18 00:04:00
○ 2017-03-24 23:33:14
○ 2026-03-31 12:33:50
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-03-24 → 2017-06-04 · 5 obs
○ 2016-04-18 00:04:00
● 2017-03-24 23:33:14
● 2017-06-04 01:45:34
○ 2026-03-01 22:13:46
○ 2026-03-31 12:33:50
● 2017-03-24 23:33:14
● 2017-06-04 01:45:34
○ 2026-03-01 22:13:46
○ 2026-03-31 12:33:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 21cma.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21cma.com (unsigned zone)
⏱️ Timing
Total: 362ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.6.119.209 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)
Analysis
IP Addresses
21cma.com resolves to a single IP: 38.6.119.209.
Other host names, for instance uyachter.com, yanditang.com, sijichuntian.com, yujingshui.com and rojruze.cn share IP numbers with 21cma.com.
Name Servers
21cma.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
21cma.com shares some name servers with other domains, for example plfsq.com, vhxt.cn, 911profix.com, olkmv.cn and tutrue.com.
These name servers are commonly used together with jm1.dns.com and jm2.dns.com.
Host names with a single IP:
ns1.judns.com points to 47.97.51.45
ns2.judns.com points to 162.159.27.251
ns1.julydns.com points to 47.97.51.45
ns2.julydns.com points to 162.159.48.223
Names pointing to 47.97.51.45: ns1.judns.com, ns1.julydns.com