blackfirsta.com - robtex.com
blackfirsta.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.230.123.239🇩🇪 ASGHOSTNET5.230.123.0/24 GHOSTnet GmbH IP Space | ||||||
| NS | ns1.blackfirsta.com.blackfirsta.com ⭐ | ||||||
| NS | ns1.blackfirsta.com ⚠️ Not in parent delegation | ||||||
| A | 5.252.35.162🇸🇰 STORMWALL-AS5.252.35.0/24 | ||||||
| PTR | sender.firstmail.ltd | ||||||
| NS | ns1.firstmail.ltd ⚠️ Not in zone NS records | ||||||
| A | 5.252.35.162🇸🇰 STORMWALL-AS5.252.35.0/24 | ||||||
| PTR | sender.firstmail.ltd | ||||||
| NS | ns2.blackfirsta.com ⚠️ Not in parent delegation | ||||||
| A | 5.252.35.162🇸🇰 STORMWALL-AS5.252.35.0/24 | ||||||
| PTR | sender.firstmail.ltd | ||||||
| NS | ns2.firstmail.ltd ⚠️ Not in zone NS records | ||||||
| A | 5.252.35.162🇸🇰 STORMWALL-AS5.252.35.0/24 | ||||||
| PTR | sender.firstmail.ltd | ||||||
| MX | mail.blackfirsta.com ⭐ | ||||||
| A | 5.230.123.239🇩🇪 ASGHOSTNET5.230.123.0/24 GHOSTnet GmbH IP Space | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.blackfirsta.com.blackfirsta.comadmin@blackfirsta.com.blackfirsta.com 2023-01-11 #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=1778793506 | ||||||
Subdomains
Same first word
blackfirsta.com |
DNS History
7 records (7 active, 0 former)
●NSns1.blackfirsta.com2026-04-30 → 2026-05-14 · 2 obs
● 2026-05-14 21:28:46
●NSns1.blackfirsta.com.blackfirsta.com2026-04-30 → 2026-05-14 · 2 obs
● 2026-05-14 21:28:46
●NSns1.firstmail.ltd2026-04-30 → 2026-05-14 · 2 obs
● 2026-05-14 21:28:46
●NSns2.blackfirsta.com2026-04-30 → 2026-05-14 · 2 obs
● 2026-05-14 21:28:46
●NSns2.firstmail.ltd2026-04-30 → 2026-05-14 · 2 obs
● 2026-05-14 21:28:46
●MXmail.blackfirsta.com2026-04-30 → 2026-05-14 · 2 obs
● 2026-05-14 21:28:46
●A5.230.123.2392026-04-30 → 2026-05-14 · 2 obs
● 2026-05-14 21:28:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net... | - |
| blackfirsta.com | ns1.firstmail.ltd, ns2.firstmail.ltd | - |
✅ Authoritative Response
Server:5.252.35.162
NS records: ns1.firstmail.ltd, ns2.firstmail.ltd
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for blackfirsta.com (unsigned zone)
⏱️ Timing
Total: 695ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.230.123.239 |
| NS | 2 | ns2.blackfirsta.com, ns1.blackfirsta.com |
| MX | 1 | mail.blackfirsta.com (pri: 10) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.blackfirsta.com.blackfirsta.com admi |
Analysis
Hierarchy
blackfirsta.com is a parent of ns2.blackfirsta.com, ns1.blackfirsta.com and mail.blackfirsta.com.
IP Addresses
blackfirsta.com points to a single IP number: 5.230.123.239.
other host names for instance trypanopt.ru, paraformalmail.ru, angiome.ru, idioticfl.com and erotogrmail.com share IP numbers with blackfirsta.com.
Name Servers
blackfirsta.com is delegated to five name servers: ns1.blackfirsta.com, ns2.blackfirsta.com, ns1.firstmail.ltd, ns2.firstmail.ltd and ns1.blackfirsta.com.blackfirsta.com.
blackfirsta.com at least partially shares name servers with other domains, for instance hamamelix.com, supersenmail.com, semiprofesfl.com, microevolutmail.com and amphidiscli.com.
These name servers are commonly used with ns1.hamamelix.com, ns2.hamamelix.com and ns1.hamamelix.com.hamamelix.com.
Host names using a single IP:
ns1.blackfirsta.com points to: 5.252.35.162
ns2.blackfirsta.com points to: 5.252.35.162
ns1.firstmail.ltd points to: 5.252.35.162
ns2.firstmail.ltd points to: 5.252.35.162
Host names pointing to 5.252.35.162: ns1.blackfirsta.com, ns2.blackfirsta.com, ns1.firstmail.ltd and ns2.firstmail.ltd
Mail Servers
blackfirsta.com is handled by a single mail server, mail.blackfirsta.com.
Host name mail.blackfirsta.com points to IP address 5.230.123.239.