s4u.pro - robtex.com
s4u.pro
| DNSSEC | ⚠️ Not signed | ||||||
| A | 159.253.18.19🇪🇪 PAGM-AS159.253.18.0/24 PAGM routed network | ||||||
| PTR | s848cf9ef.fastvps-server.com | ||||||
| NS | curitiba.ns.porkbun.com ⭐ | ||||||
| A | 2400:cb00:2049:1::adf5:3a25🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 173.245.58.37🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | fortaleza.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:88c🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.8.140Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | maceio.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:bb4🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.11.180Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | salvador.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:a96🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.10.150Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | fwd1.porkbun.com ⭐ | ||||||
| A | 44.226.226.6🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix | ||||||
| PTR | fwd1.porkbun.com | ||||||
| MX | fwd2.porkbun.com(20) | ||||||
| A | 52.10.201.111🇺🇸 Amazon52.10.0.0/15 EC2 PDX Prefix | ||||||
| PTR | fwd2.porkbun.com | ||||||
| TXT | google-site-verification=DjPW94_ufJOMHEkhKFM1shR5fuCOCsMu213u_fgv2FY | ||||||
| TXT | v=spf1 include:_spf.porkbun.com ~all | ||||||
| TXT | yandex-verification: 4ee75bf060872b8d | ||||||
| SOA | curitiba.ns.porkbun.comdns@cloudflare.com serial=2405368847 | ||||||
pro
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.pro.afilias-nst.info ⭐ | ||||||
| NS | a2.pro.afilias-nst.info | ||||||
| NS | b0.pro.afilias-nst.org | ||||||
| NS | b2.pro.afilias-nst.org | ||||||
| NS | c0.pro.afilias-nst.info | ||||||
| NS | d0.pro.afilias-nst.org | ||||||
| SOA | a0.pro.afilias-nst.infohostmaster@donuts.email serial=1784073084 | ||||||
rank #194 in the tld
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NScuritiba.ns.porkbun.com2026-06-16 → 2026-07-15 · 2 obs
● 2026-07-15 00:40:02
●NSfortaleza.ns.porkbun.com2026-06-16 → 2026-07-15 · 2 obs
● 2026-07-15 00:40:02
●NSmaceio.ns.porkbun.com2026-06-16 → 2026-07-15 · 2 obs
● 2026-07-15 00:40:02
●NSsalvador.ns.porkbun.com2026-06-16 → 2026-07-15 · 2 obs
● 2026-07-15 00:40:02
●MXfwd1.porkbun.com2026-06-16 → 2026-07-15 · 2 obs
● 2026-07-15 00:40:02
●MXfwd2.porkbun.com2026-06-16 → 2026-07-15 · 2 obs
● 2026-07-15 00:40:02
●A159.253.18.192026-06-16 → 2026-07-15 · 2 obs
● 2026-07-15 00:40:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pro | a0.pro.afilias-nst.info, d0.pro.afilias-nst.org, b2.pro.afilias-nst.org, b0.pro.afilias-nst.org... | 12 records |
| s4u.pro | salvador.ns.porkbun.com, maceio.ns.porkbun.com, curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com | - |
✅ Authoritative Response
Server:162.159.10.150
NS records: salvador.ns.porkbun.com, maceio.ns.porkbun.com, curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for s4u.pro (unsigned zone)
⏱️ Timing
Total: 648ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.253.18.19 |
| NS | 4 | curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com... |
| MX | 2 | fwd1.porkbun.com (pri: 10), fwd2.porkbun.com (pri: 20) |
| TXT | 3 | google-site-verification=DjPW94_ufJOMHEk, v=spf1 include:_spf.porkbun.com ~all... |
| SOA | 1 | curitiba.ns.porkbun.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (a0.pro.afilias-nst.info, a0.pro.afilias-nst.info, d0.pro.afilias-nst.org...)
Analysis
IP Addresses
s4u.pro directs to one IP number, which is 159.253.18.19.
Among the host names that share IP numbers with s4u.pro are strategy4you.ru, mail.okayno.ru, s848cf9ef.fastvps-server.com and two others.
Name Servers
The domain s4u.pro is delegated to these four name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.
s4u.pro partially shares its NS delegation with several other domains, including nikosha.net, itphr.net, hijrah.store and two others.
curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com each carry two IP addresses. curitiba.ns.porkbun.com has 173.245.58.37 and 2400:cb00:2049:1::adf5:3a25; fortaleza.ns.porkbun.com has 162.159.8.140 and 2400:cb00:2049:1::a29f:88c; maceio.ns.porkbun.com has 162.159.11.180 and 2400:cb00:2049:1::a29f:bb4; salvador.ns.porkbun.com has 162.159.10.150 and 2400:cb00:2049:1::a29f:a96.
Mail Servers
The MX records for s4u.pro point to two mail servers: fwd1.porkbun.com and fwd2.porkbun.com.
s4u.pro has the same mail server arrangement as a number of other domains, for example yayinlandi.com, arktale.com, faykee.com and two more.
At least a portion of s4u.pro's mail servers are also used by other domains, for example paddecraft.dev.
fwd1.porkbun.com resolves to 44.226.226.6. fwd2.porkbun.com resolves to 52.10.201.111. Both host names point to a single IP number.