yjs21.com - robtex.com
yjs21.com
| CNAME | 3839cdn.hyoff.91dun.vip | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 127.0.0.1 | ||||||
| PTR | localhost | ||||||
| PTR | ip-127-0-0-1.defastlink.net | ||||||
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
yjs21.com |
DNS History
9 records (3 active, 6 former)
○NSdns13.hichina.com2015-07-07 → 2017-03-13 · 4 obs
● 2015-07-07 09:36:42
● 2017-03-13 08:03:04
○ 2020-03-10 00:02:06
○ 2026-03-12 21:22:54
● 2017-03-13 08:03:04
○ 2020-03-10 00:02:06
○ 2026-03-12 21:22:54
○NSdns14.hichina.com2015-07-07 → 2017-03-13 · 4 obs
● 2015-07-07 09:36:42
● 2017-03-13 08:03:04
○ 2020-03-10 00:02:06
○ 2026-03-12 21:22:54
● 2017-03-13 08:03:04
○ 2020-03-10 00:02:06
○ 2026-03-12 21:22:54
○NSjm1.dns.com2020-03-10 → 2020-03-10 · 4 obs
○ 2017-03-13 08:03:04
● 2020-03-10 00:02:06
○ 2026-03-12 21:22:52
○ 2026-03-12 21:22:54
● 2020-03-10 00:02:06
○ 2026-03-12 21:22:52
○ 2026-03-12 21:22:54
○NSjm2.dns.com2020-03-10 → 2020-03-10 · 4 obs
○ 2017-03-13 08:03:04
● 2020-03-10 00:02:06
○ 2026-03-12 21:22:52
○ 2026-03-12 21:22:54
● 2020-03-10 00:02:06
○ 2026-03-12 21:22:52
○ 2026-03-12 21:22:54
●NSns1.dns91ns.com2026-03-12 → 2026-03-12 · 3 obs
○ 2020-03-10 00:02:06
● 2026-03-12 21:22:52
● 2026-03-12 21:22:54
● 2026-03-12 21:22:52
● 2026-03-12 21:22:54
●NSns2.ns91dns.com2026-03-12 → 2026-03-12 · 3 obs
○ 2020-03-10 00:02:06
● 2026-03-12 21:22:52
● 2026-03-12 21:22:54
● 2026-03-12 21:22:52
● 2026-03-12 21:22:54
○MXmx.sinanet.com2015-07-07 → 2017-03-13 · 4 obs
● 2015-07-07 09:36:42
● 2017-03-13 08:03:04
○ 2020-03-10 00:02:06
○ 2026-03-12 21:22:54
● 2017-03-13 08:03:04
○ 2020-03-10 00:02:06
○ 2026-03-12 21:22:54
○A182.61.188.142020-03-10 → 2020-03-10 · 3 obs
● 2020-03-10 00:02:06
○ 2026-03-12 21:22:52
○ 2026-03-12 21:22:54
○ 2026-03-12 21:22:52
○ 2026-03-12 21:22:54
●CNAME3839cdn.hyoff.91dun.vip2026-03-12 → 2026-03-12 · 2 obs
● 2026-03-12 21:22:52
● 2026-03-12 21:22:54
● 2026-03-12 21:22:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| yjs21.com | ns1.dns91ns.com, ns2.ns91dns.com | 12 records |
✅ Authoritative Response
Server: 108.187.33.203
NS records: ns1.dns91ns.com, ns2.ns91dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yjs21.com (unsigned zone)
⏱️ Timing
Total: 815ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.dns91ns.com, ns2.ns91dns.com |
| CNAME | 1 | 3839cdn.hyoff.91dun.vip |
| SOA | 1 | ns1.dns91ns.com root.dns91ns.com |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (ns1.dns91ns.com, ns1.dns91ns.com, ns1.dns91ns.com...)
Analysis
IP Addresses
yjs21.com points to a single IP: 127.0.0.1.
Other host names, for instance server.sitehostingtalk.com, dapchina.cn, zg-0517a-77.stretchoid.com, mail.presseportal.eu and scientificando.splinder.com share IP numbers with yjs21.com.