81su.com - robtex.com
81su.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.julydns.com | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns2.julydns.com | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
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=1776069627 | ||||||
Same first word
81su.com |
Similar names
u18s.com |
su18.com |
u81s.com |
18su.cc |
81us.com |
18su.com |
1su8.githubusercontent.com |
us81.com |
8us1.com |
u1s8.com |
18us.com |
us18.org |
su18.su |
18us.org |
DNS History
5 records (2 active, 3 former)
○NS(root)2015-07-21 → 2016-03-07 · 4 obs
● 2016-03-07 16:47:40
○ 2026-04-01 02:42:36
○ 2026-04-13 08:52:10
●NSns1.julydns.com2026-04-01 → 2026-04-13 · 3 obs
● 2026-04-01 02:42:36
● 2026-04-13 08:52:10
●NSns2.julydns.com2026-04-01 → 2026-04-13 · 3 obs
● 2026-04-01 02:42:36
● 2026-04-13 08:52:10
○MXmx.81su.com2015-07-21 → 2016-03-07 · 4 obs
● 2016-03-07 16:47:40
○ 2026-04-01 02:42:36
○ 2026-04-13 08:52:10
○A124.173.68.1732015-07-21 → 2016-03-07 · 4 obs
● 2016-03-07 16:47:40
○ 2026-04-01 02:42:36
○ 2026-04-13 08:52:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 81su.com | ns1.julydns.com, ns2.julydns.com | 2 records |
✅ Authoritative Response
Server:162.159.48.223
NS records: ns1.julydns.com, ns2.julydns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 81su.com (unsigned zone)
⏱️ Timing
Total: 424ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.julydns.com, ns2.julydns.com)
Analysis
Name Servers
Two name servers ns1.julydns.com and ns2.julydns.com are delegated to 81su.com.
81su.com uses the same name server configuration as other domains, such as sdswj.cn, hyyuegao.com, yzipi.com, qimengbanxue.cn and castleroil.com.
81su.com at least partially shares name servers with other domains such as hbnjl.com, jingbokj.com, szfytkj.com, bicaptain.com and hat62.com.
These name servers are commonly used with ns1.judns.com and ns2.judns.com.
Host names with a single IP address:
ns1.julydns.com points to 47.97.51.45
ns2.julydns.com points to 162.159.48.223