biwei773.com - robtex.com
biwei773.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 175.29.111.194🇧🇩 synertech175.29.111.0/24 Access Telecom (BD) Ltd Suite 901 Concord Tower 113 Kazi Nazrul Islam Avenue | ||||||
| NS | pdns73.ultradns.com ⭐ | ||||||
| A | 2001:502:f3ff::6d🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | pdns73.ultradns.com | ||||||
| A | 156.154.64.73🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar | ||||||
| PTR | pdns73.ultradns.com | ||||||
| NS | pdns73.ultradns.biz | ||||||
| A | 2610:a1:1015::6d🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar | ||||||
| PTR | pdns73.ultradns.biz | ||||||
| A | 156.154.66.73🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar | ||||||
| PTR | pdns73.ultradns.biz | ||||||
| NS | pdns73.ultradns.net | ||||||
| A | 2610:a1:1014::6d🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| PTR | pdns73.ultradns.net | ||||||
| A | 156.154.65.73🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar | ||||||
| PTR | pdns73.ultradns.net | ||||||
| NS | pdns73.ultradns.org | ||||||
| A | 2001:502:4612::6d🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar | ||||||
| PTR | pdns73.ultradns.org | ||||||
| A | 156.154.67.73🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar | ||||||
| PTR | pdns73.ultradns.org | ||||||
| SOA | pdns73.ultradns.cominfra@nettium.net 2019-08-13 #47 | ||||||
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=1786061144 | ||||||
Same first word
biwei773.com |
DNS History
6 records (5 active, 1 former)
●NSpdns73.ultradns.biz2019-12-18 → 2026-08-07 · 2 obs
● 2026-08-07 00:09:58
●NSpdns73.ultradns.com2019-12-18 → 2026-08-07 · 2 obs
● 2026-08-07 00:09:58
●NSpdns73.ultradns.net2019-12-18 → 2026-08-07 · 2 obs
● 2026-08-07 00:09:58
●NSpdns73.ultradns.org2019-12-18 → 2026-08-07 · 2 obs
● 2026-08-07 00:09:58
○A165.84.232.52019-12-18 → 2019-12-18 · 3 obs
○ 2026-08-02 22:07:16
○ 2026-08-07 00:09:58
●A175.29.111.1942026-08-02 → 2026-08-07 · 3 obs
● 2026-08-02 22:07:16
● 2026-08-07 00:09:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net... | - |
| biwei773.com | pdns73.ultradns.net, pdns73.ultradns.com, pdns73.ultradns.org, pdns73.ultradns.biz | 2 records |
✅ Authoritative Response
Server:156.154.66.73
NS records: pdns73.ultradns.net, pdns73.ultradns.com, pdns73.ultradns.org, pdns73.ultradns.biz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for biwei773.com (unsigned zone)
⏱️ Timing
Total: 1261ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 175.29.111.194 |
| NS | 4 | pdns73.ultradns.biz, pdns73.ultradns.com... |
| SOA | 1 | pdns73.ultradns.com infra.nettium.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (pdns73.ultradns.com, pdns73.ultradns.com)
Analysis
IP Addresses
biwei773.com points to a single IP number: 175.29.111.194.
Additional host names — qwf138.com, weei789.com, byitf.com and two others — share IP numbers with biwei773.com.
Name Servers
biwei773.com has four authoritative name servers: pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.net and pdns73.ultradns.org.
biwei773.com partially shares its NS delegation with several other domains, including smoggy-twist.pro, 805868.com, 64390088.com and two others.
The name servers pdns73.ultradns.info, pdns73.ultradns.co.uk, ns59.ultradns2.com and ns59.ultradns2.org are often found in use alongside these name servers.
pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.net and pdns73.ultradns.org each carry two IP addresses. pdns73.ultradns.biz has 156.154.66.73 and 2610:a1:1015::6d; pdns73.ultradns.com has 156.154.64.73 and 2001:502:f3ff::6d; pdns73.ultradns.net has 156.154.65.73 and 2610:a1:1014::6d; pdns73.ultradns.org has 156.154.67.73 and 2001:502:4612::6d.