21921.com - robtex.com
21921.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns1.afternic.com ⭐ | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| NS | ns2.afternic.com | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.afternic.comdns@jomax.net serial=1 | ||||||
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=1776027247 | ||||||
Same first word
Similar names
DNS History
13 records (4 active, 9 former)
○NSns1.22.cn2017-01-10 → 2018-01-09 · 5 obs
● 2017-01-10 19:34:12
● 2018-01-09 20:41:00
○ 2026-03-26 08:54:04
○ 2026-04-12 21:15:06
●NSns1.afternic.com2026-03-26 → 2026-04-12 · 3 obs
● 2026-03-26 08:54:04
● 2026-04-12 21:15:06
○NSns1.softlayer.com2015-05-03 → 2016-02-03 · 5 obs
● 2015-05-03 01:55:12
● 2016-02-03 07:50:28
○ 2017-01-10 19:34:12
○ 2026-04-12 21:15:06
○NSns1.zip2info.net2008-03-16 → 2008-03-16 · 3 obs
○ 2015-05-03 01:55:12
○ 2026-04-12 21:15:06
●NSns2.afternic.com2026-03-26 → 2026-04-12 · 3 obs
● 2026-03-26 08:54:04
● 2026-04-12 21:15:06
○NSns2.softlayer.com2015-05-03 → 2016-02-03 · 5 obs
● 2015-05-03 01:55:12
● 2016-02-03 07:50:28
○ 2017-01-10 19:34:12
○ 2026-04-12 21:15:06
○NSns2.zip2info.net2008-03-16 → 2008-03-16 · 3 obs
○ 2015-05-03 01:55:12
○ 2026-04-12 21:15:06
○MXmail.21921.com2015-05-03 → 2016-02-03 · 5 obs
● 2015-05-03 01:55:12
● 2016-02-03 07:50:28
○ 2018-01-09 20:41:00
○ 2026-04-12 21:15:06
●A13.248.169.482026-03-26 → 2026-04-12 · 3 obs
● 2026-03-26 08:54:04
● 2026-04-12 21:15:06
○A64.72.119.332008-03-16 → 2008-03-16 · 3 obs
○ 2015-05-03 01:55:12
○ 2026-04-12 21:15:06
○A74.53.202.2022015-05-03 → 2016-02-03 · 5 obs
● 2015-05-03 01:55:12
● 2016-02-03 07:50:28
○ 2018-01-09 20:41:00
○ 2026-04-12 21:15:06
●A76.223.54.1462026-03-26 → 2026-04-12 · 3 obs
● 2026-03-26 08:54:04
● 2026-04-12 21:15:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 21921.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21921.com (unsigned zone)
⏱️ Timing
Total: 196ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
IP Addresses
21921.com resolves to two IP numbers: 13.248.169.48 and 76.223.54.146.
Other host names, for instance coinbug.xyz, cloudaccessories.com, sah.returnity.com, godsdeep.xyz and vodafon.net share IP numbers with 21921.com.
Name Servers
21921.com has two name servers: ns1.afternic.com and ns2.afternic.com.
21921.com shares the same name server setup as other domains, for example redbussecondarydns.turkmenistanpost.com, 86.selectedoffer.com, u2r1.com, directconsultants.com and produsys.com.
21921.com shares some name servers with other domains, for example listatudo.com, misbg.net, ceattire.com, ambiencevibes.com and sinocapital.com.
These name servers are commonly used together with verification-d3jclucsp89ganyqbydeny.ns101.verify.hn and verification-vesbet7nkettdw2mc9cgox.ns101.verify.hn.
Host names with two IP numbers:
ns1.afternic.com points to: 2603:5:2126::45 and 97.74.98.69; ns2.afternic.com points to: 2603:5:2226::45 and 173.201.66.69.