int21h.com - robtex.com
int21h.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 107.151.99.35🇺🇸 POWERLINE-HK107.151.64.0/18 PowerLine Internal Use | ||||||
| NS | a1.share-dns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | a.share-dns.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b.share-dns.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b1.share-dns.net ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | a.share-dns.commaster@share-dns.com serial=1771924645 | ||||||
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=1775019097 | ||||||
Same first word
Similar names
DNS History
17 records (5 active, 12 former)
●NSa.share-dns.com2026-02-22 → 2026-04-01 · 3 obs
● 2026-02-22 09:28:20
● 2026-04-01 05:21:06
●NSa1.share-dns.com2026-02-22 → 2026-04-01 · 3 obs
● 2026-02-22 09:28:20
● 2026-04-01 05:21:06
●NSb.share-dns.net2026-02-22 → 2026-04-01 · 3 obs
● 2026-02-22 09:28:20
● 2026-04-01 05:21:06
●NSb1.share-dns.net2026-02-22 → 2026-04-01 · 3 obs
● 2026-02-22 09:28:20
● 2026-04-01 05:21:06
○NSdns1.golarge.net2015-08-23 → 2017-05-15 · 4 obs
● 2017-05-15 15:39:08
○ 2026-02-22 09:28:20
○ 2026-04-01 05:21:06
○NSdns2.golarge.net2015-08-23 → 2017-05-15 · 4 obs
● 2017-05-15 15:39:08
○ 2026-02-22 09:28:20
○ 2026-04-01 05:21:06
○MXalt1.aspmx.l.google.com2015-08-23 → 2017-05-15 · 4 obs
● 2017-05-15 15:39:08
○ 2026-02-22 09:28:20
○ 2026-04-01 05:21:06
○MXalt2.aspmx.l.google.com2015-08-23 → 2017-05-15 · 4 obs
● 2017-05-15 15:39:08
○ 2026-02-22 09:28:20
○ 2026-04-01 05:21:06
○MXaspmx.l.google.com2015-08-23 → 2017-05-15 · 4 obs
● 2017-05-15 15:39:08
○ 2026-02-22 09:28:20
○ 2026-04-01 05:21:06
○MXaspmx2.googlemail.com2015-08-23 → 2017-05-15 · 4 obs
● 2017-05-15 15:39:08
○ 2026-02-22 09:28:20
○ 2026-04-01 05:21:06
○MXaspmx3.googlemail.com2015-08-23 → 2017-05-15 · 4 obs
● 2017-05-15 15:39:08
○ 2026-02-22 09:28:20
○ 2026-04-01 05:21:06
○MXaspmx4.googlemail.com2015-08-23 → 2017-05-15 · 4 obs
● 2017-05-15 15:39:08
○ 2026-02-22 09:28:20
○ 2026-04-01 05:21:06
○MXaspmx5.googlemail.com2015-08-23 → 2017-05-15 · 4 obs
● 2017-05-15 15:39:08
○ 2026-02-22 09:28:20
○ 2026-04-01 05:21:06
●A107.151.99.352026-04-01 → 2026-04-01 · 2 obs
● 2026-04-01 05:21:06
○A160.124.69.1722026-02-22 → 2026-02-22 · 3 obs
● 2026-02-22 09:28:20
○ 2026-04-01 05:21:06
○A160.124.69.1762026-02-22 → 2026-04-01 · 2 obs
○ 2026-04-01 05:21:06
○A193.93.253.942015-08-23 → 2017-05-15 · 4 obs
● 2017-05-15 15:39:08
○ 2026-02-22 09:28:20
○ 2026-04-01 05:21:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| int21h.com | b1.share-dns.net, a1.share-dns.com | 1 record |
✅ Authoritative Response
Server:172.64.52.239
NS records: b1.share-dns.net, a1.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for int21h.com (unsigned zone)
⏱️ Timing
Total: 372ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 107.151.99.35 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (a1.share-dns.com)
Analysis
IP Addresses
int21h.com resolves to one IP number: 107.151.99.35.
Other host names such as medinovus.com and liangyuwxf.com share IP numbers with int21h.com.
Name Servers
int21h.com is delegated to four name servers: a1.share-dns.com, a.share-dns.com, b1.share-dns.net and b.share-dns.net.
int21h.com at least partially shares name servers with other domains, for instance eshlsyxx.com, m88casino.org, kongjy.net, tlpseng.com and leruyist.com.
These name servers are commonly used with the following name servers: a9.share-dns.com, b9.share-dns.net, a7.share-dns.com, b7.share-dns.net, a10.share-dns.com, b10.share-dns.net, a2.share-dns.com, b2.share-dns.net, a4.share-dns.com and b4.share-dns.net.
Host names with a single IP:
a1.share-dns.com points to 172.64.53.25.
a.share-dns.com points to 172.64.53.25.
b1.share-dns.net points to 172.64.52.239.
b.share-dns.net points to 172.64.52.239.
Host names pointing to 172.64.53.25: a1.share-dns.com and a.share-dns.com.
Host names pointing to 172.64.52.239: b1.share-dns.net and b.share-dns.net.