dchool.com - robtex.com
dchool.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.150.1.1🇨🇦 Amazon216.150.1.0/24 EC2 Prefix | ||||||
| A | 216.150.1.65🇨🇦 Amazon216.150.1.0/24 EC2 Prefix | ||||||
| NS | ns1.vercel-dns.com ⭐ | ||||||
| A | 2620:4d:4000:6259:7:13:0:1🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48 | ||||||
| PTR | dns1.p13.nsone.net | ||||||
| A | 198.51.44.13🇺🇸 NSONE198.51.44.0/24 198.51.44.0 | ||||||
| PTR | dns1.p13.nsone.net | ||||||
| NS | ns2.vercel-dns.com | ||||||
| A | 2a00:edc0:6259:7:13::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2 | ||||||
| PTR | dns2.p13.nsone.net | ||||||
| A | 198.51.45.13🇺🇸 NSONE198.51.45.0/24 198.51.45.0 | ||||||
| PTR | dns2.p13.nsone.net | ||||||
| TXT | google-site-verification=efSiXIxXBp-SsJTdYygDB-cjePFyAZvk9v97BUANqao | ||||||
| SOA | ns1.vercel-dns.comhostmaster@nsone.net serial=1741839275 | ||||||
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=1771291435 | ||||||
Same first word
dchool.com |
Similar names
cholod.net |
coolhd.com |
choold.com |
coolhd.ru |
cooldh.eu |
holdco.ca |
holdco.com |
cholod.ru |
holdoc.com |
holdco.co |
dhcool.com |
dolcho.com |
holodc.com |
cohodl.com |
holdco.com.au |
holdco.net |
cholod.com |
cohold.nl |
coolhd.org |
lodoch.com |
DNS History
9 records (4 active, 5 former)
●NSns1.vercel-dns.com2026-03-16 → 2026-03-22 · 2 obs
● 2026-03-16 06:05:06
● 2026-03-22 02:38:24
● 2026-03-22 02:38:24
●NSns2.vercel-dns.com2026-03-16 → 2026-03-22 · 2 obs
● 2026-03-16 06:05:06
● 2026-03-22 02:38:24
● 2026-03-22 02:38:24
●A216.150.1.12026-03-16 → 2026-03-22 · 25 obs
○ 2026-03-16 07:26:18
● 2026-03-16 08:37:32
○ 2026-03-16 10:16:32
○ 2026-03-16 22:43:28
● 2026-03-17 04:06:58
○ 2026-03-17 05:15:04
○ 2026-03-17 08:14:16
● 2026-03-17 09:20:18
○ 2026-03-17 12:43:52
● 2026-03-17 13:27:12
● 2026-03-18 15:18:16
○ 2026-03-18 17:57:52
● 2026-03-18 23:19:38
○ 2026-03-19 01:51:12
● 2026-03-19 02:24:14
○ 2026-03-19 07:00:00
○ 2026-03-19 07:43:24
● 2026-03-19 13:07:16
○ 2026-03-19 13:57:46
○ 2026-03-19 14:31:30
● 2026-03-19 16:00:16
● 2026-03-20 10:51:34
○ 2026-03-21 04:02:56
○ 2026-03-22 01:37:44
● 2026-03-22 02:38:24
● 2026-03-16 08:37:32
○ 2026-03-16 10:16:32
○ 2026-03-16 22:43:28
● 2026-03-17 04:06:58
○ 2026-03-17 05:15:04
○ 2026-03-17 08:14:16
● 2026-03-17 09:20:18
○ 2026-03-17 12:43:52
● 2026-03-17 13:27:12
● 2026-03-18 15:18:16
○ 2026-03-18 17:57:52
● 2026-03-18 23:19:38
○ 2026-03-19 01:51:12
● 2026-03-19 02:24:14
○ 2026-03-19 07:00:00
○ 2026-03-19 07:43:24
● 2026-03-19 13:07:16
○ 2026-03-19 13:57:46
○ 2026-03-19 14:31:30
● 2026-03-19 16:00:16
● 2026-03-20 10:51:34
○ 2026-03-21 04:02:56
○ 2026-03-22 01:37:44
● 2026-03-22 02:38:24
○A216.150.1.1292026-03-19 → 2026-03-21 · 10 obs
○ 2026-03-19 02:24:14
● 2026-03-19 07:00:00
○ 2026-03-19 07:43:24
○ 2026-03-19 13:57:46
● 2026-03-19 14:31:30
○ 2026-03-19 16:00:16
● 2026-03-20 03:29:20
● 2026-03-21 16:03:36
○ 2026-03-22 01:37:44
○ 2026-03-22 02:38:24
● 2026-03-19 07:00:00
○ 2026-03-19 07:43:24
○ 2026-03-19 13:57:46
● 2026-03-19 14:31:30
○ 2026-03-19 16:00:16
● 2026-03-20 03:29:20
● 2026-03-21 16:03:36
○ 2026-03-22 01:37:44
○ 2026-03-22 02:38:24
○A216.150.1.1932026-03-16 → 2026-03-22 · 21 obs
○ 2026-03-16 11:49:00
● 2026-03-16 22:43:28
○ 2026-03-17 04:06:58
○ 2026-03-17 05:15:04
● 2026-03-17 08:14:16
○ 2026-03-17 09:20:18
○ 2026-03-17 12:43:52
● 2026-03-17 13:27:12
○ 2026-03-17 23:57:38
○ 2026-03-18 23:19:38
● 2026-03-19 01:51:12
○ 2026-03-19 02:24:14
○ 2026-03-19 13:07:16
● 2026-03-19 13:57:46
● 2026-03-19 14:31:30
○ 2026-03-19 16:00:16
○ 2026-03-20 10:51:34
● 2026-03-21 04:02:56
○ 2026-03-21 16:03:36
● 2026-03-22 01:37:44
○ 2026-03-22 02:38:24
● 2026-03-16 22:43:28
○ 2026-03-17 04:06:58
○ 2026-03-17 05:15:04
● 2026-03-17 08:14:16
○ 2026-03-17 09:20:18
○ 2026-03-17 12:43:52
● 2026-03-17 13:27:12
○ 2026-03-17 23:57:38
○ 2026-03-18 23:19:38
● 2026-03-19 01:51:12
○ 2026-03-19 02:24:14
○ 2026-03-19 13:07:16
● 2026-03-19 13:57:46
● 2026-03-19 14:31:30
○ 2026-03-19 16:00:16
○ 2026-03-20 10:51:34
● 2026-03-21 04:02:56
○ 2026-03-21 16:03:36
● 2026-03-22 01:37:44
○ 2026-03-22 02:38:24
●A216.150.1.652026-03-16 → 2026-03-22 · 11 obs
● 2026-03-16 06:05:06
○ 2026-03-16 07:26:18
○ 2026-03-16 08:37:32
● 2026-03-16 10:16:32
● 2026-03-16 11:49:00
○ 2026-03-16 22:43:28
● 2026-03-17 04:06:58
● 2026-03-17 05:15:04
○ 2026-03-17 08:14:16
○ 2026-03-22 01:37:44
● 2026-03-22 02:38:24
○ 2026-03-16 07:26:18
○ 2026-03-16 08:37:32
● 2026-03-16 10:16:32
● 2026-03-16 11:49:00
○ 2026-03-16 22:43:28
● 2026-03-17 04:06:58
● 2026-03-17 05:15:04
○ 2026-03-17 08:14:16
○ 2026-03-22 01:37:44
● 2026-03-22 02:38:24
○A216.150.16.12026-03-16 → 2026-03-19 · 15 obs
○ 2026-03-16 06:05:06
● 2026-03-16 07:26:18
○ 2026-03-16 08:37:32
○ 2026-03-17 08:14:16
● 2026-03-17 09:20:18
○ 2026-03-17 12:43:52
○ 2026-03-18 12:57:14
● 2026-03-18 15:18:16
● 2026-03-18 17:57:52
○ 2026-03-18 23:19:38
○ 2026-03-19 02:24:14
● 2026-03-19 07:00:00
● 2026-03-19 13:07:16
○ 2026-03-19 13:57:46
○ 2026-03-22 02:38:24
● 2026-03-16 07:26:18
○ 2026-03-16 08:37:32
○ 2026-03-17 08:14:16
● 2026-03-17 09:20:18
○ 2026-03-17 12:43:52
○ 2026-03-18 12:57:14
● 2026-03-18 15:18:16
● 2026-03-18 17:57:52
○ 2026-03-18 23:19:38
○ 2026-03-19 02:24:14
● 2026-03-19 07:00:00
● 2026-03-19 13:07:16
○ 2026-03-19 13:57:46
○ 2026-03-22 02:38:24
○A216.150.16.1292026-03-16 → 2026-03-21 · 25 obs
○ 2026-03-16 06:05:06
● 2026-03-16 07:26:18
○ 2026-03-16 08:37:32
○ 2026-03-16 10:16:32
● 2026-03-16 11:49:00
● 2026-03-16 22:43:28
○ 2026-03-17 04:06:58
● 2026-03-17 05:15:04
○ 2026-03-17 08:14:16
○ 2026-03-17 09:20:18
● 2026-03-17 12:43:52
○ 2026-03-17 13:27:12
○ 2026-03-17 23:57:38
● 2026-03-18 12:57:14
○ 2026-03-18 15:18:16
○ 2026-03-18 17:57:52
● 2026-03-18 23:19:38
○ 2026-03-19 01:51:12
○ 2026-03-19 07:00:00
● 2026-03-19 07:43:24
○ 2026-03-19 13:07:16
○ 2026-03-21 04:02:56
● 2026-03-21 16:03:36
○ 2026-03-22 01:37:44
○ 2026-03-22 02:38:24
● 2026-03-16 07:26:18
○ 2026-03-16 08:37:32
○ 2026-03-16 10:16:32
● 2026-03-16 11:49:00
● 2026-03-16 22:43:28
○ 2026-03-17 04:06:58
● 2026-03-17 05:15:04
○ 2026-03-17 08:14:16
○ 2026-03-17 09:20:18
● 2026-03-17 12:43:52
○ 2026-03-17 13:27:12
○ 2026-03-17 23:57:38
● 2026-03-18 12:57:14
○ 2026-03-18 15:18:16
○ 2026-03-18 17:57:52
● 2026-03-18 23:19:38
○ 2026-03-19 01:51:12
○ 2026-03-19 07:00:00
● 2026-03-19 07:43:24
○ 2026-03-19 13:07:16
○ 2026-03-21 04:02:56
● 2026-03-21 16:03:36
○ 2026-03-22 01:37:44
○ 2026-03-22 02:38:24
○A216.150.16.1932026-03-16 → 2026-03-22 · 26 obs
● 2026-03-16 06:05:06
○ 2026-03-16 07:26:18
● 2026-03-16 08:37:32
● 2026-03-16 10:16:32
○ 2026-03-16 11:49:00
○ 2026-03-17 05:15:04
● 2026-03-17 08:14:16
○ 2026-03-17 09:20:18
● 2026-03-17 12:43:52
○ 2026-03-17 13:27:12
● 2026-03-17 23:57:38
○ 2026-03-18 12:57:14
○ 2026-03-18 15:18:16
● 2026-03-18 17:57:52
○ 2026-03-18 23:19:38
● 2026-03-19 01:51:12
● 2026-03-19 02:24:14
○ 2026-03-19 07:00:00
○ 2026-03-19 13:07:16
● 2026-03-19 13:57:46
○ 2026-03-19 14:31:30
● 2026-03-19 16:00:16
○ 2026-03-20 03:29:20
○ 2026-03-21 16:03:36
● 2026-03-22 01:37:44
○ 2026-03-22 02:38:24
○ 2026-03-16 07:26:18
● 2026-03-16 08:37:32
● 2026-03-16 10:16:32
○ 2026-03-16 11:49:00
○ 2026-03-17 05:15:04
● 2026-03-17 08:14:16
○ 2026-03-17 09:20:18
● 2026-03-17 12:43:52
○ 2026-03-17 13:27:12
● 2026-03-17 23:57:38
○ 2026-03-18 12:57:14
○ 2026-03-18 15:18:16
● 2026-03-18 17:57:52
○ 2026-03-18 23:19:38
● 2026-03-19 01:51:12
● 2026-03-19 02:24:14
○ 2026-03-19 07:00:00
○ 2026-03-19 13:07:16
● 2026-03-19 13:57:46
○ 2026-03-19 14:31:30
● 2026-03-19 16:00:16
○ 2026-03-20 03:29:20
○ 2026-03-21 16:03:36
● 2026-03-22 01:37:44
○ 2026-03-22 02:38:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net... | - |
| dchool.com | ns1.vercel-dns.com, ns2.vercel-dns.com | 4 records |
✅ Authoritative Response
Server: 198.51.45.13
NS records: ns1.vercel-dns.com, ns2.vercel-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dchool.com (unsigned zone)
⏱️ Timing
Total: 121ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 216.150.1.129, 216.150.1.193 |
| NS | 2 | ns1.vercel-dns.com, ns2.vercel-dns.com |
| TXT | 1 | google-site-verification=efSiXIxXBp-SsJT |
| SOA | 1 | ns1.vercel-dns.com hostmaster.nsone.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.vercel-dns.com, ns1.vercel-dns.com, ns2.vercel-dns.com...)
Analysis
IP Addresses
dchool.com resolves to two IP numbers: 216.150.1.1 and 216.150.1.65.
Other host names, for instance knightec.se, sicantinasociale.co.za, japanimports.pl, luchoia.com and evidena.com share IP numbers with dchool.com.
Name Servers
Two name servers ns1.vercel-dns.com and ns2.vercel-dns.com handle delegation for dchool.com.
dchool.com uses the same name server setup as other domains, for example touristicclub.com, j0bz.com, plex-job.com, zetrick.com and kalvinthane.com.
dchool.com partially shares name servers with other domains; examples include webia1.com, blackbird.us, aaronmoore.co.uk, mealdig.com and acnw.org.
These name servers commonly accompany a.zeit-world.co.uk, f.zeit-world.com, c.zeit-world.org and b.zeit-world.co.uk.
Host names with two IP numbers:
ns1.vercel-dns.com points to: 2620:4d:4000:6259:7:13:0:1 and 198.51.44.13
ns2.vercel-dns.com points to: 2a00:edc0:6259:7:13::2 and 198.51.45.13