sperm.bio - robtex.com
sperm.bio
bio
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.bio ⭐ | ||||||
| NS | a2.nic.bio | ||||||
| NS | b0.nic.bio | ||||||
| NS | c0.nic.bio | ||||||
| SOA | a0.nic.biohostmaster@donuts.email serial=1785156513 | ||||||
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
○NSdns052.a.register.com2017-08-28 → 2017-08-28 · 3 obs
○ 2026-06-12 11:54:12
○ 2026-07-27 13:14:56
○NSdns110.c.register.com2017-08-28 → 2017-08-28 · 3 obs
○ 2026-06-12 11:54:12
○ 2026-07-27 13:14:56
○NSdns159.b.register.com2017-08-28 → 2017-08-28 · 3 obs
○ 2026-06-12 11:54:12
○ 2026-07-27 13:14:56
○NSdns249.d.register.com2017-08-28 → 2017-08-28 · 3 obs
○ 2026-06-12 11:54:12
○ 2026-07-27 13:14:56
●NSns1.parkingcrew.net2026-06-12 → 2026-07-27 · 3 obs
● 2026-06-12 11:54:12
● 2026-07-27 13:14:56
●NSns2.parkingcrew.net2026-06-12 → 2026-07-27 · 3 obs
● 2026-06-12 11:54:12
● 2026-07-27 13:14:56
●MXmail.h-email.net2026-07-09 → 2026-07-27 · 3 obs
● 2026-07-09 00:32:40
● 2026-07-27 13:14:56
○MXp.webcom.ctmail.com2017-08-28 → 2017-08-28 · 3 obs
○ 2026-06-12 11:54:12
○ 2026-07-27 13:14:56
●A104.247.81.992026-06-12 → 2026-07-27 · 3 obs
● 2026-06-12 11:54:12
● 2026-07-27 13:14:56
○A205.134.251.1252017-08-28 → 2017-08-28 · 3 obs
○ 2026-06-12 11:54:12
○ 2026-07-27 13:14:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| bio | a0.nic.bio, a2.nic.bio, b0.nic.bio, c0.nic.bio | 8 records |
| sperm.bio | ns1.parkingcrew.net, ns2.parkingcrew.net | - |
✅ Authoritative Response
Server:13.248.158.159
NS records: ns1.parkingcrew.net, ns2.parkingcrew.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sperm.bio (unsigned zone)
⏱️ Timing
Total: 481ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 104.247.81.99 |
| NS | 2 | ns1.parkingcrew.net, ns2.parkingcrew.net |
| MX | 1 | mail.h-email.net (pri: 5) |
| TXT | 1 | v=spf1 ip6:fd1b:212c:a5f9::/48 -all |
| SOA | 1 | ns1.parkingcrew.net hostmaster.sperm.bio |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a0.nic.bio, a0.nic.bio, a2.nic.bio...)
Analysis
IP Addresses
sperm.bio has exactly one IP address — 104.247.81.99.
minoxidil.info, mail2.freeproblem.com, rivul.com plus two other host names have IP numbers in common with sperm.bio.
Name Servers
DNS delegation for sperm.bio points to two name servers: ns1.parkingcrew.net and ns2.parkingcrew.net.
The name server configuration of sperm.bio is shared with other domains, for instance ivo.ro, 121-72-59-46.dsl.telstraclear.net, mail.danceit.es and two others.
sperm.bio has at least partial name server overlap with other domains, such as dca-30-a-14.dca.dsl.cerfnet.com, static-234.148.194.14-tataidc.co.in, 115.115.93.246.static-pune.tcl.net.in and two others.
ns1.parkingcrew.net directs to 13.248.158.159 and ns2.parkingcrew.net directs to 76.223.21.9; each host name points to exactly one IP number.
Mail Servers
sperm.bio uses one mail server — mail.h-email.net.
The mail server setup of sperm.bio matches that of other domains such as tester24.de, 121-73-176-58.dsl.telstraclear.net, tweenybopper.com and two others.
mail.h-email.net has 10 IP addresses: 5.75.171.74, 5.161.98.212, 5.161.194.135 plus 7 more.