theorem-usa.info - robtex.com
theorem-usa.info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 45.77.56.63🇬🇧 AS-VULTR45.77.56.0/22 Vultr Assigned Prefix | ||||||
| PTR | 45.77.56.63.vultrusercontent.com | ||||||
| NS | ns1.bb-online.net ⭐ | ||||||
| A | 185.206.123.1🇬🇧 bbonline185.206.123.0/24 | ||||||
| PTR | ns1.bb-online.net | ||||||
| NS | ns2.bb-online.org | ||||||
| A | 81.30.104.2🇩🇪 bbonline81.30.104.0/24 | ||||||
| PTR | ns2.bb-online.org | ||||||
| NS | ns3.bb-online.info | ||||||
| A | 46.253.129.1🇬🇧 bbonline46.253.129.0/24 | ||||||
| PTR | ns3.bb-online.info | ||||||
| PTR | ns3.bb-online.uk | ||||||
| PTR | brain.bb-online.co.uk | ||||||
| MX | mail1.bb-online.co.uk ⭐ | ||||||
| A | 136.244.76.63🇬🇧 AS-VULTR136.244.64.0/20 Vultr Assigned Prefix | ||||||
| PTR | mail1.bb-online.co.uk | ||||||
| MX | mail2.bb-online.co.uk(20) | ||||||
| A | 45.77.226.139🇬🇧 AS-VULTR45.77.224.0/21 Vultr Assigned Prefix | ||||||
| PTR | mail2.bb-online.co.uk | ||||||
| MX | mail3.bb-online.co.uk(20) | ||||||
| A | 45.77.226.139🇬🇧 AS-VULTR45.77.224.0/21 Vultr Assigned Prefix | ||||||
| PTR | mail2.bb-online.co.uk | ||||||
| SOA | ns1.bb-online.netrobert@mail.bb-online.net 2026-04-08 #1 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1776021510 | ||||||
Same first word
theorem-usa.info |
theorem-usa.cn |
theorem-usa.net |
Similar names
DNS History
11 records (7 active, 4 former)
○NSbrain.bb-online.co.uk2015-07-08 → 2017-07-23 · 4 obs
● 2017-07-23 06:49:34
○ 2026-04-10 11:46:26
○ 2026-04-12 19:54:24
●NSns1.bb-online.net2015-07-08 → 2026-04-12 · 2 obs
● 2026-04-12 19:54:24
○NSns2.bb-online.net2015-07-08 → 2017-07-23 · 4 obs
● 2017-07-23 06:49:34
○ 2026-04-10 11:46:26
○ 2026-04-12 19:54:24
●NSns2.bb-online.org2026-04-10 → 2026-04-12 · 3 obs
● 2026-04-10 11:46:26
● 2026-04-12 19:54:24
●NSns3.bb-online.info2026-04-10 → 2026-04-12 · 3 obs
● 2026-04-10 11:46:26
● 2026-04-12 19:54:24
●MXmail1.bb-online.co.uk2015-07-08 → 2026-04-12 · 2 obs
● 2026-04-12 19:54:24
●MXmail2.bb-online.co.uk2015-07-08 → 2026-04-12 · 2 obs
● 2026-04-12 19:54:24
●MXmail3.bb-online.co.uk2015-07-08 → 2026-04-12 · 2 obs
● 2026-04-12 19:54:24
○A194.168.163.462015-07-08 → 2016-05-04 · 4 obs
● 2016-05-04 23:29:34
○ 2017-01-05 16:30:08
○ 2026-04-12 19:54:24
○A213.123.60.2132017-01-05 → 2017-07-23 · 5 obs
● 2017-01-05 16:30:08
● 2017-07-23 06:49:34
○ 2026-04-10 11:46:26
○ 2026-04-12 19:54:24
●A45.77.56.632026-04-10 → 2026-04-12 · 3 obs
● 2026-04-10 11:46:26
● 2026-04-12 19:54:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| theorem-usa.info | ns1.bb-online.net, ns2.bb-online.org, ns3.bb-online.info | 1 record |
✅ Authoritative Response
Server:185.206.123.1
NS records: ns1.bb-online.net, ns2.bb-online.org, ns3.bb-online.info
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 3766ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.77.56.63 |
| NS | 3 | ns1.bb-online.net, ns2.bb-online.org... |
| MX | 3 | mail2.bb-online.co.uk (pri: 20), mail3.bb-online.co.uk (pri: 20)... |
| SOA | 1 | ns1.bb-online.net robert.mail.bb-online. |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns3.bb-online.info)
Analysis
IP Addresses
theorem-usa.info points to IP number: 45.77.56.63.
Other host names such as srk.kg, vertumail.net, bigdragon.net, dei.africa and betvictor.gr share IPs with theorem-usa.info.
Name Servers
theorem-usa.info is delegated to three name servers: ns3.bb-online.info, ns1.bb-online.net and ns2.bb-online.org.
theorem-usa.info at least partially shares name servers with other domains, for instance hcm.nz, vertu.biz, continuityoak.org.uk, dh.tc and nominate.domains.
these name servers are often used in conjunction with the name servers ns4.bb-online.biz.
Host names with a single IP:
ns3.bb-online.info points to: 46.253.129.1.
ns1.bb-online.net points to: 185.206.123.1.
ns2.bb-online.org points to: 81.30.104.2.
Mail Servers
Three mail servers handle theorem-usa.info: mail1.bb-online.co.uk, mail2.bb-online.co.uk and mail3.bb-online.co.uk.
theorem-usa.info shares at least partially some mail servers with other domains, including vision-net.biz, srk.kg, mariegethins.com, betnwincasino.com and vertumail.net.
these mail servers are commonly used together with mail4.bb-online.co.uk.
Host names with one IP number:
mail1.bb-online.co.uk points to: 136.244.76.63
mail2.bb-online.co.uk points to: 45.77.226.139
mail3.bb-online.co.uk points to: 45.77.226.139
Host names that point to 45.77.226.139: mail2.bb-online.co.uk and mail3.bb-online.co.uk