teachn.io - robtex.com
teachn.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.150.16.1🇨🇦 Amazon216.150.16.0/24 EC2 Prefix | ||||||
| A | 216.150.16.193🇨🇦 Amazon216.150.16.0/24 EC2 Prefix | ||||||
| NS | ns1.vercel-dns.com ⭐ | ||||||
| A | 2620:4d:4000:6259:7:13:0:1🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1 | ||||||
| PTR | dns1.p13.nsone.net | ||||||
| A | 198.51.44.13🇺🇸 NSONE198.51.44.0/24 | ||||||
| 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 | ||||||
| PTR | dns2.p13.nsone.net | ||||||
| MX | mx1.spacemail.com ⭐ | ||||||
| A | 162.255.118.30🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | mx1.spacemail.com | ||||||
| MX | mx2.spacemail.com ⭐ | ||||||
| A | 162.255.118.31🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | mx2.spacemail.com | ||||||
| TXT | a2226026-b502-4fcc-9a9a-37b6bf95446a | ||||||
| TXT | v=spf1 include:spf.spacemail.com ~all | ||||||
| SOA | ns1.vercel-dns.comhostmaster@nsone.net serial=1753453803 | ||||||
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1785042391 | ||||||
Same first word
teachn.io |
Similar names
DNS History
9 records (6 active, 3 former)
●NSns1.vercel-dns.com2026-07-19 → 2026-07-26 · 2 obs
● 2026-07-26 05:50:06
●NSns2.vercel-dns.com2026-07-19 → 2026-07-26 · 2 obs
● 2026-07-26 05:50:06
●MXmx1.spacemail.com2026-07-19 → 2026-07-26 · 2 obs
● 2026-07-26 05:50:06
●MXmx2.spacemail.com2026-07-19 → 2026-07-26 · 2 obs
● 2026-07-26 05:50:06
○A216.150.1.12026-07-19 → 2026-07-19 · 4 obs
● 2026-07-19 14:27:26
○ 2026-07-26 05:50:04
○ 2026-07-26 05:50:06
○A216.150.1.1292026-07-19 → 2026-07-19 · 3 obs
○ 2026-07-19 14:27:26
○ 2026-07-26 05:50:06
○A216.150.1.1932026-07-19 → 2026-07-19 · 4 obs
● 2026-07-19 14:27:26
○ 2026-07-26 05:50:04
○ 2026-07-26 05:50:06
●A216.150.16.12026-07-19 → 2026-07-26 · 4 obs
○ 2026-07-19 14:27:26
● 2026-07-26 05:50:04
● 2026-07-26 05:50:06
●A216.150.16.1932026-07-26 → 2026-07-26 · 3 obs
● 2026-07-26 05:50:04
● 2026-07-26 05:50:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, b0.nic.io, a2.nic.io, c0.nic.io | - |
| teachn.io | ns1.vercel-dns.com, ns2.vercel-dns.com | - |
✅ Authoritative Response
Server:198.51.44.13
NS records: ns1.vercel-dns.com, ns2.vercel-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for teachn.io (unsigned zone)
⏱️ Timing
Total: 1202ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 216.150.16.1, 216.150.1.65 |
| NS | 2 | ns1.vercel-dns.com, ns2.vercel-dns.com |
| MX | 2 | mx1.spacemail.com (pri: 0), mx2.spacemail.com (pri: 0) |
| TXT | 2 | a2226026-b502-4fcc-9a9a-37b6bf95446a, v=spf1 include:spf.spacemail.com ~all |
| SOA | 1 | ns1.vercel-dns.com hostmaster.nsone.net |
Analysis
IP Addresses
teachn.io points to the IP addresses 216.150.16.1 and 216.150.16.193
845382d50226ee19.vercel-dns-016.com, italcoins.com, 0a8e360f6b8275c7.vercel-dns-016.com plus two other host names have IP numbers in common with teachn.io.
Name Servers
teachn.io is served by two delegated name servers, ns1.vercel-dns.com and ns2.vercel-dns.com.
The name server configuration of teachn.io is shared with other domains, for instance catmemo.com, waseemsabir.com, alfredburgesson.com and two others.
There is at least partial name server overlap between teachn.io and other domains — realseclabs.com, gabrieljaime.com, pomas.sk and two more among them.
Each of the two host names carries two IP addresses: ns1.vercel-dns.com points to 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1, and ns2.vercel-dns.com points to 198.51.45.13 and 2a00:edc0:6259:7:13::2.
Mail Servers
teachn.io uses two mail servers, mx1.spacemail.com and mx2.spacemail.com.
The mail server setup of teachn.io matches that of other domains such as tankcoffee.com, polimates.org, signups-mailer.com and two others.
At least some of the mail servers used by teachn.io are shared with other domains: dawinaa.com, ednercheats.com, claudio.legal and two others among them.
mx1.spacemail.com → 162.255.118.30 and mx2.spacemail.com → 162.255.118.31: one IP number per host name.