yctfz.com - robtex.com
yctfz.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 189.74.42.54🇧🇷 AS-V189.74.0.0/18 | ||||||
| NS | a5.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 | b5.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=1783905309 | ||||||
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=1785589107 | ||||||
Same first word
yctfz.com |
Similar names
DNS History
8 records (5 active, 3 former)
●NSa.share-dns.com2026-07-07 → 2026-08-01 · 3 obs
● 2026-07-07 10:32:26
● 2026-08-01 13:22:22
●NSa5.share-dns.com2026-07-07 → 2026-08-01 · 3 obs
● 2026-07-07 10:32:26
● 2026-08-01 13:22:22
●NSb.share-dns.net2026-07-07 → 2026-08-01 · 3 obs
● 2026-07-07 10:32:26
● 2026-08-01 13:22:22
●NSb5.share-dns.net2026-07-07 → 2026-08-01 · 3 obs
● 2026-07-07 10:32:26
● 2026-08-01 13:22:22
○NSdns.4cun.com2016-12-15 → 2016-12-15 · 3 obs
○ 2026-07-07 10:32:26
○ 2026-08-01 13:22:22
○A103.44.255.2002026-07-07 → 2026-07-07 · 4 obs
● 2026-07-07 10:32:26
○ 2026-08-01 13:22:18
○ 2026-08-01 13:22:22
○A116.255.167.302016-12-15 → 2016-12-15 · 3 obs
○ 2026-07-07 10:32:26
○ 2026-08-01 13:22:22
●A189.74.42.542026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 13:22:18
● 2026-08-01 13:22:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| yctfz.com | b5.share-dns.net, a5.share-dns.com | 1 record |
✅ Authoritative Response
Server:172.64.52.239
NS records: b5.share-dns.net, a5.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yctfz.com (unsigned zone)
⏱️ Timing
Total: 473ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 189.74.42.54 |
| 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 (a5.share-dns.com)
Analysis
IP Addresses
yctfz.com has exactly one IP address — 189.74.42.54.
Name Servers
Four name servers handle the delegation for yctfz.com: a5.share-dns.com, a.share-dns.com, b5.share-dns.net and b.share-dns.net.
yctfz.com has at least partial name server overlap with other domains, such as wlzhan.com, y4m7vq.com, ihr03.com and two others.
a1.share-dns.com, b1.share-dns.net and a11.share-dns.com — plus 7 other name servers — are commonly paired with these name servers.
a5.share-dns.com and a.share-dns.com share the IP address 172.64.53.25; b5.share-dns.net and b.share-dns.net share the IP address 172.64.52.239.
a5.share-dns.com and a.share-dns.com are host names that each point to 172.64.53.25 IP addresses.
b5.share-dns.net and b.share-dns.net are host names that each point to 172.64.52.239 IP addresses.