semichallenges.com - dns.ninja
semichallenges.com
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=1784948062 | ||||||
Subdomains
mx1.semichallenges.com |
Same first word
semichallenges.com |
DNS History
13 records (11 active, 2 former)
●NSmimi.ns.cloudflare.com2026-04-22 → 2026-07-25 · 2 obs
● 2026-07-25 03:17:34
●NStim.ns.cloudflare.com2026-04-22 → 2026-07-25 · 2 obs
● 2026-07-25 03:17:34
●MXalt1.aspmx.l.google.com2026-04-22 → 2026-07-25 · 2 obs
● 2026-07-25 03:17:34
●MXalt2.aspmx.l.google.com2026-04-22 → 2026-07-25 · 2 obs
● 2026-07-25 03:17:34
●MXalt3.aspmx.l.google.com2026-04-22 → 2026-07-25 · 2 obs
● 2026-07-25 03:17:34
●MXalt4.aspmx.l.google.com2026-04-22 → 2026-07-25 · 2 obs
● 2026-07-25 03:17:34
●MXaspmx.l.google.com2026-04-22 → 2026-07-25 · 2 obs
● 2026-07-25 03:17:34
●A104.21.4.1162026-04-22 → 2026-07-25 · 2 obs
● 2026-07-25 03:17:34
●A172.67.132.92026-04-22 → 2026-07-25 · 2 obs
● 2026-07-25 03:17:34
●A2606:4700:3030::ac43:84092026-07-25 → 2026-07-25 · 2 obs
● 2026-07-25 03:17:34
●A2606:4700:3033::6815:4742026-07-25 → 2026-07-25 · 2 obs
● 2026-07-25 03:17:34
○A2606:4700:3033::ac43:84092026-04-22 → 2026-05-29 · 3 obs
● 2026-05-29 11:50:08
○ 2026-07-25 03:17:34
○A2606:4700:3037::6815:4742026-04-22 → 2026-05-29 · 3 obs
● 2026-05-29 11:50:08
○ 2026-07-25 03:17:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net... | - |
| semichallenges.com | tim.ns.cloudflare.com, mimi.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.203
NS records: tim.ns.cloudflare.com, mimi.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for semichallenges.com (unsigned zone)
⏱️ Timing
Total: 170ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.132.9, 104.21.4.116 |
| AAAA | 2 | 2606:4700:3033::6815:474, 2606:4700:3030::ac43:8409 |
| NS | 2 | mimi.ns.cloudflare.com, tim.ns.cloudflare.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 2 | google-site-verification=9ZAS3EAaQWuQEIj, v=spf1 ip4:91.235.123.80/32 ip4:91.235.1 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | mimi.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (tim.ns.cloudflare.com, tim.ns.cloudflare.com, tim.ns.cloudflare.com...)
Analysis
Hierarchy
semichallenges.com is a parent domain of mx1.semichallenges.com.
IP Addresses
semichallenges.com resolves to four IP addresses: 104.21.4.116, 172.67.132.9, 2606:4700:3030::ac43:8409 and 2606:4700:3033::6815:474.
Among the host names that share IP numbers with semichallenges.com are 147135005101.sec22org.com, 147135010096.sec22org.com, www.paypmail.com and two others.
Name Servers
semichallenges.com uses two name servers for its delegation: mimi.ns.cloudflare.com and tim.ns.cloudflare.com.
semichallenges.com has the same name server delegation as a number of other domains, such as petpalaceadventures.com, hearthewolves.com, fdbdo.com and two more.
semichallenges.com shares at least some of its name servers with other domains, including zoomintel.com, logiqclub.net, 7z7qf3.com and two others.
These name servers are frequently paired with the name servers adrian.ns.cloudflare.com and dave.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
Hostname mimi.ns.cloudflare.com directs to 108.162.192.203, 172.64.32.203 and 173.245.58.203 along with 3 other IP addresses.
Hostname tim.ns.cloudflare.com directs to 108.162.193.145, 172.64.33.145 and 173.245.59.145 along with 3 other IP addresses.
Mail Servers
semichallenges.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
semichallenges.com shares at least some of its mail servers with other domains — for example data-sage.com, alarabnewmedia.com, pradoimobiliaria.com.br and two more.
It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 more.
Hosts with two IP numbers each:
aspmx.l.google.com directs traffic to 172.253.139.27 and 2607:f8b0:4004:c1b::1a.
alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com directs traffic to 192.178.223.27 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1a.