21987.com - dns.ninja
21987.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 | ||||||
| NS | verification-a6nfvtxlyvzu6wsxkkohyn.ns101.verify.hn ⚠️ Not in zone NS records | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.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=1786186504 | ||||||
Subdomains
www.21987.com |
Same first word
Similar names
DNS History
19 records (5 active, 14 former)
○NS81.com2015-08-07 → 2016-03-02 · 4 obs
● 2016-03-02 13:55:28
○ 2016-11-21 03:37:16
○ 2026-08-08 11:14:56
○NSdns1.iidns.com2016-11-21 → 2017-05-18 · 5 obs
● 2016-11-21 03:37:16
● 2017-05-18 19:50:12
○ 2026-03-06 17:57:26
○ 2026-08-08 11:14:56
○NSdns2.iidns.com2016-11-21 → 2016-11-21 · 4 obs
● 2016-11-21 03:37:16
○ 2017-05-18 19:50:12
○ 2026-08-08 11:14:56
○NSdns3.iidns.com2016-11-21 → 2016-11-21 · 4 obs
● 2016-11-21 03:37:16
○ 2017-05-18 19:50:12
○ 2026-08-08 11:14:56
○NSdns4.iidns.com2016-11-21 → 2016-11-21 · 4 obs
● 2016-11-21 03:37:16
○ 2017-05-18 19:50:12
○ 2026-08-08 11:14:56
○NSdns5.iidns.com2016-11-21 → 2016-11-21 · 4 obs
● 2016-11-21 03:37:16
○ 2017-05-18 19:50:12
○ 2026-08-08 11:14:56
○NSdns6.iidns.com2016-11-21 → 2016-11-21 · 4 obs
● 2016-11-21 03:37:16
○ 2017-05-18 19:50:12
○ 2026-08-08 11:14:56
○NSns1.81comdns.com2016-03-02 → 2016-03-02 · 4 obs
● 2016-03-02 13:55:28
○ 2016-11-21 03:37:16
○ 2026-08-08 11:14:56
●NSns1.afternic.com2026-03-06 → 2026-08-08 · 3 obs
● 2026-03-06 17:57:26
● 2026-08-08 11:14:56
○NSns1.dnstian.com2016-03-02 → 2016-03-02 · 4 obs
● 2016-03-02 13:55:28
○ 2016-11-21 03:37:16
○ 2026-08-08 11:14:56
○NSns2.81comdns.com2016-03-02 → 2016-03-02 · 4 obs
● 2016-03-02 13:55:28
○ 2016-11-21 03:37:16
○ 2026-08-08 11:14:56
●NSns2.afternic.com2026-03-06 → 2026-08-08 · 3 obs
● 2026-03-06 17:57:26
● 2026-08-08 11:14:56
○NSns2.dnstian.com2016-03-02 → 2016-03-02 · 4 obs
● 2016-03-02 13:55:28
○ 2016-11-21 03:37:16
○ 2026-08-08 11:14:56
●NSverification-a6nfvtxlyvzu6wsxkkohyn.ns101.verify.hn2026-03-06 → 2026-08-08 · 3 obs
● 2026-03-06 17:57:26
● 2026-08-08 11:14:56
○MX.2026-03-06 → 2026-08-08 · 2 obs
○ 2026-08-08 11:14:56
○A117.41.182.2042016-11-21 → 2016-11-21 · 4 obs
● 2016-11-21 03:37:16
○ 2026-03-06 17:57:26
○ 2026-08-08 11:14:56
●A13.248.169.482026-03-06 → 2026-08-08 · 3 obs
● 2026-03-06 17:57:26
● 2026-08-08 11:14:56
○A43.248.171.1142015-08-07 → 2015-12-13 · 4 obs
● 2015-12-13 04:48:12
○ 2016-11-21 03:37:16
○ 2026-08-08 11:14:56
●A76.223.54.1462026-03-06 → 2026-08-08 · 3 obs
● 2026-03-06 17:57:26
● 2026-08-08 11:14:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 21987.com | ns1.afternic.com, ns2.afternic.com, verification-a6nfvtxlyvzu6wsxkkohyn.ns101.verify.hn | 4 records |
✅ Authoritative Response
Server:173.201.66.69
NS records: ns1.afternic.com, ns2.afternic.com, verification-a6nfvtxlyvzu6wsxkkohyn.ns101.verify.hn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21987.com (unsigned zone)
⏱️ Timing
Total: 3264ms | 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 | ns2.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
Hierarchy
The domain www.21987.com falls under the parent 21987.com.
IP Addresses
21987.com has two IP addresses: 13.248.169.48 and 76.223.54.146
Additional host names — shortstayenglish.com, businesseum.com, allocatorbooks.xyz and two others — share IP numbers with 21987.com.
Name Servers
21987.com carries NS records delegating to ns1.afternic.com, ns2.afternic.com and verification-a6nfvtxlyvzu6wsxkkohyn.ns101.verify.hn.
At least some of 21987.com's name servers are shared with other domains, for example saveread.com, kairon.site, avrescue.com and two more.
These name servers are often deployed together with the name servers verification-ag3xtxqjhqhiyarqdrht2l.ns101.verify.hn, verification-d3jclucsp89ganyqbydeny.ns101.verify.hn, verification-ryl9l7cn2xbgckdbkcguz6.ns101.verify.hn and verification-macg4sp2xcaduy6xybjezr.ns101.verify.hn.
ns1.afternic.com, ns2.afternic.com and verification-a6nfvtxlyvzu6wsxkkohyn.ns101.verify.hn are three hostnames that each resolve to a pair of IP addresses: ns1.afternic.com to 97.74.98.69 and 2603:5:2126::45, ns2.afternic.com to 173.201.66.69 and 2603:5:2226::45, and verification-a6nfvtxlyvzu6wsxkkohyn.ns101.verify.hn to 13.248.169.48 and 76.223.54.146.