bisbro.com - robtex.com
bisbro.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.144.38.219🇺🇸 Amazon54.144.0.0/14 EC2 IAD NAT prefix | ||||||
| PTR | ec2-54-144-38-219.compute-1.amazonaws.com | ||||||
| NS | a.misconfigured.dns.server.invalid ⭐ | ||||||
| NS | ndns1.cosmotown.com | ||||||
| A | 184.72.57.6🇺🇸 Amazon184.72.0.0/18 SFO prefix | ||||||
| PTR | ec2-184-72-57-6.us-west-1.compute.amazonaws.com | ||||||
| NS | ndns2.cosmotown.com | ||||||
| A | 54.177.47.228🇺🇸 Amazon54.176.0.0/15 EC2 SFO prefix | ||||||
| PTR | ec2-54-177-47-228.us-west-1.compute.amazonaws.com | ||||||
| SOA | a.misconfigured.dns.server.invalidhostmaster@bisbro.com 2024-09-07 #2 | ||||||
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=1785909299 | ||||||
Previously MX for
bisbro.com |
Same first word
Similar names
DNS History
20 records (4 active, 16 former)
●NSa.misconfigured.dns.server.invalid2026-06-21 → 2026-08-05 · 3 obs
● 2026-06-21 01:20:20
● 2026-08-05 06:13:48
○NSaida.ns.cloudflare.com2019-03-22 → 2019-03-22 · 4 obs
● 2019-03-22 13:04:30
○ 2026-06-21 01:20:20
○ 2026-08-05 06:13:48
○NSbrett.ns.cloudflare.com2019-03-22 → 2019-03-22 · 4 obs
● 2019-03-22 13:04:30
○ 2026-06-21 01:20:20
○ 2026-08-05 06:13:48
○NSgraham.ns.cloudflare.com2015-10-24 → 2017-02-18 · 5 obs
● 2015-10-24 16:22:46
● 2017-02-18 12:24:56
○ 2019-03-22 13:04:30
○ 2026-08-05 06:13:48
○NSmiki.ns.cloudflare.com2015-10-24 → 2017-02-18 · 5 obs
● 2015-10-24 16:22:46
● 2017-02-18 12:24:56
○ 2019-03-22 13:04:30
○ 2026-08-05 06:13:48
●NSndns1.cosmotown.com2026-06-21 → 2026-08-05 · 3 obs
● 2026-06-21 01:20:20
● 2026-08-05 06:13:48
●NSndns2.cosmotown.com2026-06-21 → 2026-08-05 · 3 obs
● 2026-06-21 01:20:20
● 2026-08-05 06:13:48
○NSns1.froghost.com2015-05-31 → 2015-05-31 · 3 obs
○ 2015-10-24 16:22:46
○ 2026-08-05 06:13:48
○NSns2.froghost.com2015-05-31 → 2015-05-31 · 3 obs
○ 2015-10-24 16:22:46
○ 2026-08-05 06:13:48
○MXbisbro.com2015-05-31 → 2015-05-31 · 3 obs
○ 2015-10-24 16:22:46
○ 2026-08-05 06:13:48
○A104.18.52.2382019-03-22 → 2019-03-22 · 4 obs
● 2019-03-22 13:04:30
○ 2026-06-21 01:20:20
○ 2026-08-05 06:13:48
○A104.18.53.2382019-03-22 → 2019-03-22 · 4 obs
● 2019-03-22 13:04:30
○ 2026-06-21 01:20:20
○ 2026-08-05 06:13:48
○A104.27.128.332015-10-24 → 2017-02-18 · 5 obs
● 2015-10-24 16:22:46
● 2017-02-18 12:24:56
○ 2019-03-22 13:04:30
○ 2026-08-05 06:13:48
○A104.27.129.332015-10-24 → 2017-02-18 · 5 obs
● 2015-10-24 16:22:46
● 2017-02-18 12:24:56
○ 2019-03-22 13:04:30
○ 2026-08-05 06:13:48
○A2400:cb00:2048:1::681b:80212017-02-18 → 2017-02-18 · 4 obs
● 2017-02-18 12:24:56
○ 2019-03-22 13:04:30
○ 2026-08-05 06:13:48
○A2400:cb00:2048:1::681b:81212017-02-18 → 2017-02-18 · 4 obs
● 2017-02-18 12:24:56
○ 2019-03-22 13:04:30
○ 2026-08-05 06:13:48
○A2606:4700:30::6812:34ee2019-03-22 → 2019-03-22 · 4 obs
● 2019-03-22 13:04:30
○ 2026-06-21 01:20:20
○ 2026-08-05 06:13:48
○A2606:4700:30::6812:35ee2019-03-22 → 2019-03-22 · 4 obs
● 2019-03-22 13:04:30
○ 2026-06-21 01:20:20
○ 2026-08-05 06:13:48
●A54.144.38.2192026-06-21 → 2026-08-05 · 3 obs
● 2026-06-21 01:20:20
● 2026-08-05 06:13:48
○A72.29.127.812015-05-31 → 2015-05-31 · 3 obs
○ 2015-10-24 16:22:46
○ 2026-08-05 06:13:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| bisbro.com | ndns1.cosmotown.com, ndns2.cosmotown.com | 2 records |
✅ Authoritative Response
Server:184.72.57.6
NS records: ndns1.cosmotown.com, ndns2.cosmotown.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bisbro.com (unsigned zone)
⏱️ Timing
Total: 293ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.144.38.219 |
| NS | 2 | ndns1.cosmotown.com, ndns2.cosmotown.com |
| SOA | 1 | a.misconfigured.dns.server.invalid hostm |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ndns1.cosmotown.com, ndns2.cosmotown.com)
Analysis
IP Addresses
bisbro.com directs to one IP number, which is 54.144.38.219.
Among the host names that share IP numbers with bisbro.com are www.access(0x787878).com, steelcoasters.com, hezuo.bookmarkjet.com and two others.
Name Servers
bisbro.com is served by three name servers: ndns1.cosmotown.com, ndns2.cosmotown.com and a.misconfigured.dns.server.invalid.
bisbro.com partially shares its NS delegation with several other domains, including infyinfo.com, japanmuryouda.com, jarvamaa.ee and two others.
In DNS configurations, these name servers often share authority with ns1.domeeninimi.ee, ns2.domeeninimi.ee, ns1.cbsv.jp and 5 other name servers.
ndns1.cosmotown.com resolves to 184.72.57.6. ndns2.cosmotown.com resolves to 54.177.47.228. Both host names point to a single IP number.