21cfr.info - robtex.com
21cfr.info
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=1773555327 | ||||||
Subdomains
www.21cfr.info |
Same first word
Similar names
DNS History
14 records (8 active, 6 former)
●NSdns1.registrar-servers.com2015-11-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:39:16
○NSdns1.registrar-servers.com,2015-11-08 → 2017-01-11 · 4 obs
● 2017-01-11 06:28:48
○ 2018-01-06 22:27:30
○ 2026-03-22 15:39:16
●NSdns2.registrar-servers.com2015-11-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:39:16
○NSdns3.registrar-servers.com2015-11-08 → 2017-01-11 · 4 obs
● 2017-01-11 06:28:48
○ 2018-01-06 22:27:30
○ 2026-03-22 15:39:16
○NSdns4.registrar-servers.com2015-11-08 → 2017-01-11 · 4 obs
● 2017-01-11 06:28:48
○ 2018-01-06 22:27:30
○ 2026-03-22 15:39:16
○NSdns5.registrar-servers.com2015-11-08 → 2017-01-11 · 4 obs
● 2017-01-11 06:28:48
○ 2018-01-06 22:27:30
○ 2026-03-22 15:39:16
●MXeforward1.registrar-servers.com2015-11-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:39:16
●MXeforward2.registrar-servers.com2015-11-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:39:16
●MXeforward3.registrar-servers.com2015-11-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:39:16
●MXeforward4.registrar-servers.com2015-11-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:39:16
●MXeforward5.registrar-servers.com2015-11-08 → 2026-03-22 · 2 obs
● 2026-03-22 15:39:16
●A162.255.119.1112018-01-06 → 2026-03-22 · 3 obs
● 2018-01-06 22:27:30
● 2026-03-22 15:39:16
○A192.64.119.2432015-11-08 → 2017-01-11 · 4 obs
● 2017-01-11 06:28:48
○ 2018-01-06 22:27:30
○ 2026-03-22 15:39:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| 21cfr.info | dns1.registrar-servers.com, dns2.registrar-servers.com | - |
✅ Authoritative Response
Server: 156.154.133.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21cfr.info (unsigned zone)
⏱️ Timing
Total: 554ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.255.119.111 |
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 5 | eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10... |
| TXT | 1 | v=spf1 include:spf.efwd.registrar-server |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
Analysis
Hierarchy
www.21cfr.info has 21cfr.info as its parent.
IP Addresses
21cfr.info maps to IP address 162.255.119.111.
Other host names, for instance cubble.com, woodworkingstencils.com, adultonlycams.com, alifstyle.com and startzle.com share IP numbers with 21cfr.info.
Name Servers
Two name servers dns1.registrar-servers.com and dns2.registrar-servers.com are delegated to 21cfr.info.
21cfr.info uses the same name server configuration as other domains, such as amaidamanufacturing.com, betrise80.com, vcmedia.es, tahoefest.com and deliverabilitylabs.com.
21cfr.info shares name servers with other domains at least partially, for instance ravecentral.com and iaqc.com.
These name servers are commonly used alongside dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.
Host names with two IPs:
dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200.
dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200.
Mail Servers
21cfr.info is handled by five mail servers: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com and eforward5.registrar-servers.com.
21cfr.info shares mail servers with other domains at least in part, for instance coinfinz.com, backbonejs.org, glam69.com, gatewaysafe.com and racecarcircuits.com.
These mail servers are commonly used together with eforward6.registrar-servers.com and eforward7.registrar-servers.com.
Hostnames with a single IP address:
eforward1.registrar-servers.com points to: 162.255.118.51
eforward2.registrar-servers.com points to: 162.255.118.52
eforward3.registrar-servers.com points to: 162.255.118.51
eforward4.registrar-servers.com points to: 162.255.118.52
eforward5.registrar-servers.com points to: 162.255.118.51
Hostnames pointing to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com
Hostnames pointing to 162.255.118.52: eforward2.registrar-servers.com and eforward4.registrar-servers.com