b2b4u.com - robtex.com
b2b4u.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns1.afternic.com ⭐ | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| NS | ns2.afternic.com | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.afternic.comdns@jomax.net serial=1 | ||||||
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=1774638747 | ||||||
Same first word
Similar names
DNS History
15 records (4 active, 11 former)
●NSns1.afternic.com2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 19:24:38
○NSns1086.ui-dns.biz2018-02-01 → 2018-02-01 · 3 obs
● 2018-02-01 07:29:02
○ 2026-03-27 19:24:38
○NSns1086.ui-dns.com2018-02-01 → 2018-02-01 · 3 obs
● 2018-02-01 07:29:02
○ 2026-03-27 19:24:38
○NSns1086.ui-dns.de2018-02-01 → 2018-02-01 · 3 obs
● 2018-02-01 07:29:02
○ 2026-03-27 19:24:38
○NSns1086.ui-dns.org2018-02-01 → 2018-02-01 · 3 obs
● 2018-02-01 07:29:02
○ 2026-03-27 19:24:38
●NSns2.afternic.com2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 19:24:38
○NSns35.1und1.de2015-09-01 → 2017-07-29 · 4 obs
● 2017-07-29 10:50:04
○ 2018-02-01 07:29:02
○ 2026-03-27 19:24:38
○NSns36.1und1.de2015-09-01 → 2017-07-29 · 4 obs
● 2017-07-29 10:50:04
○ 2018-02-01 07:29:02
○ 2026-03-27 19:24:38
○MX.2026-03-27 → 2026-03-27 · 1 obs
○MXmx00.kundenserver.de2015-09-01 → 2018-02-01 · 3 obs
● 2018-02-01 07:29:02
○ 2026-03-27 19:24:38
○MXmx01.kundenserver.de2015-09-01 → 2018-02-01 · 3 obs
● 2018-02-01 07:29:02
○ 2026-03-27 19:24:38
●A13.248.169.482026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 19:24:38
○A217.160.223.1062016-07-14 → 2018-02-01 · 4 obs
● 2016-07-14 15:28:24
● 2018-02-01 07:29:02
○ 2026-03-27 19:24:38
●A76.223.54.1462026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 19:24:38
○A82.165.81.1622015-09-01 → 2016-03-07 · 4 obs
● 2016-03-07 16:30:58
○ 2016-07-14 15:28:24
○ 2026-03-27 19:24:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net... | - |
| b2b4u.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for b2b4u.com (unsigned zone)
⏱️ Timing
Total: 126ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
IP Addresses
b2b4u.com has two IP numbers: 13.248.169.48 and 76.223.54.146.
Other host names, for instance (0x706f726e)o-free.blackvalt.com, ns1.theyhost.com, rigveda.com, mail10.4myfuture.com and arframes.com share IP numbers with b2b4u.com.
Name Servers
b2b4u.com's delegation uses two name servers: ns1.afternic.com and ns2.afternic.com.
b2b4u.com uses the same name server setup as other domains, such as innoworld.com, pi.dbcdn.com, alriffa.com, realpartners.co and multitool.ca.
b2b4u.com at least partially shares name servers with other domains, including silklens.com, travel-solution.com, aiuj.com, cmbot.com and grabone.org.
These name servers are commonly used with verification-urj2ap2akmgcchkhharttb.ns101.verify.hn.
Host names with two IPs:
ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69
ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69