biwei133.com - robtex.com
biwei133.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 2020-02-25 #27 | ||||||
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=1785780257 | ||||||
Same first word
biwei133.com |
Similar names
DNS History
8 records (5 active, 3 former)
○NSns45.domaincontrol.com2019-12-18 → 2019-12-18 · 3 obs
○ 2026-08-02 08:05:12
○ 2026-08-03 18:33:54
○NSns46.domaincontrol.com2019-12-18 → 2019-12-18 · 3 obs
○ 2026-08-02 08:05:12
○ 2026-08-03 18:33:54
●NSpdns73.ultradns.biz2026-08-02 → 2026-08-03 · 3 obs
● 2026-08-02 08:05:12
● 2026-08-03 18:33:54
●NSpdns73.ultradns.com2026-08-02 → 2026-08-03 · 3 obs
● 2026-08-02 08:05:12
● 2026-08-03 18:33:54
●NSpdns73.ultradns.net2026-08-02 → 2026-08-03 · 3 obs
● 2026-08-02 08:05:12
● 2026-08-03 18:33:54
●NSpdns73.ultradns.org2026-08-02 → 2026-08-03 · 3 obs
● 2026-08-02 08:05:12
● 2026-08-03 18:33:54
○A165.84.232.302019-12-18 → 2019-12-18 · 3 obs
○ 2026-08-02 08:05:12
○ 2026-08-03 18:33:54
●A175.29.111.1942026-08-02 → 2026-08-03 · 3 obs
● 2026-08-02 08:05:12
● 2026-08-03 18:33:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net... | - |
| biwei133.com | pdns73.ultradns.net, pdns73.ultradns.com, pdns73.ultradns.org, pdns73.ultradns.biz | 2 records |
✅ Authoritative Response
Server:156.154.65.73
NS records: pdns73.ultradns.net, pdns73.ultradns.com, pdns73.ultradns.org, pdns73.ultradns.biz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for biwei133.com (unsigned zone)
⏱️ Timing
Total: 296ms | 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
biwei133.com has exactly one IP address — 175.29.111.194.
tiyubiwei.com, bw88wc.com, ibway99.com plus two other host names have IP numbers in common with biwei133.com.
Name Servers
Four name servers handle the delegation for biwei133.com: pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.net and pdns73.ultradns.org.
At least some of biwei133.com's name servers are shared with other domains, for example 6439a.com, wkndmagazine.com, visiblepassenger.com and two more.
These name servers tend to be deployed in combination with the name servers pdns73.ultradns.info and pdns73.ultradns.co.uk.
Four hostnames, each resolving to a pair of IP addresses: pdns73.ultradns.biz directs to 156.154.66.73 and 2610:a1:1015::6d; pdns73.ultradns.com directs to 156.154.64.73 and 2001:502:f3ff::6d; pdns73.ultradns.net directs to 156.154.65.73 and 2610:a1:1014::6d; pdns73.ultradns.org directs to 156.154.67.73 and 2001:502:4612::6d.