skillupvn.com - robtex.com

skillupvn.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:af0b🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:401a🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.64.26Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.11🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NShouston.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c34🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhouston.ns.cloudflare.com
A2803:f800:50::6ca2:c334🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhouston.ns.cloudflare.com
A2a06:98c1:50::ac40:2334🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhouston.ns.cloudflare.com
A108.162.195.52🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhouston.ns.cloudflare.com
A162.159.44.52Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhouston.ns.cloudflare.com
A172.64.35.52🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhouston.ns.cloudflare.com
NSromina.ns.cloudflare.com
A2606:4700:50::a29f:269f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRromina.ns.cloudflare.com
A2803:f800:50::6ca2:c29f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRromina.ns.cloudflare.com
A2a06:98c1:50::ac40:229f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRromina.ns.cloudflare.com
A108.162.194.159🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRromina.ns.cloudflare.com
A162.159.38.159Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRromina.ns.cloudflare.com
A172.64.34.159🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRromina.ns.cloudflare.com
MXmx1-hosting.jellyfish.systems ⭐
A162.255.118.28🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTRoxse3a.privateemail.com
MXmx2-hosting.jellyfish.systems(10)
A162.255.118.29🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTRoxse2b.privateemail.com
MXmx3-hosting.jellyfish.systems(20)
A162.255.118.13🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTRmx3-hosting.jellyfish.systems
TXTv=spf1 +a +mx +ip4:209.74.67.105 include:spf.web-hosting.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.64.26, 172.67.175.11
IPv6 hints2606:4700:3031::ac43:af0b, 2606:4700:3034::6815:401a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com
SOAhouston.ns.cloudflare.comdns@cloudflare.com serial=2400037317

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1775992297
rank #676247 globally
rank #305831 in the tld

Same first word

skillupvn.com

DNS History

21 records (9 active, 12 former)

20192020202120222023202420252026NShouston.ns.cloudflare.comromina.ns.cloudflare.comns1.anycast.vnns1.dns-expired.comns1.dns-parking.comns2.anycast.vnns2.dns-expired.comns2.dns-parking.comns3.anycast.vnns4.anycast.vnMXmx1-hosting.jellyfish.systemsmx2-hosting.jellyfish.systemsmx3-hosting.jellyfish.systemsmx1.hostinger.vnmx2.hostinger.vnA104.21.64.26172.67.175.112606:4700:3031::ac43:af0b2606:4700:3034::6815:401a194.163.35.802a02:4780:3:705:0:1d41:dca5:2
●NShouston.ns.cloudflare.com2026-03-31 → 2026-04-12 · 3 obs
○ 2026-03-05 00:28:36
● 2026-03-31 05:30:38
● 2026-04-12 11:30:16
○NSns1.anycast.vn2018-07-08 → 2018-07-08 · 3 obs
● 2018-07-08 08:55:02
○ 2026-03-05 00:28:36
○ 2026-04-12 11:30:16
○NSns1.dns-expired.com2026-03-05 → 2026-03-05 · 4 obs
○ 2018-07-08 08:55:02
● 2026-03-05 00:28:36
○ 2026-03-31 05:30:38
○ 2026-04-12 11:30:16
○NSns1.dns-parking.com2026-03-05 → 2026-04-12 · 2 obs
○ 2026-03-05 00:28:36
○ 2026-04-12 11:30:16
○NSns2.anycast.vn2018-07-08 → 2018-07-08 · 3 obs
● 2018-07-08 08:55:02
○ 2026-03-05 00:28:36
○ 2026-04-12 11:30:16
○NSns2.dns-expired.com2026-03-05 → 2026-03-05 · 4 obs
○ 2018-07-08 08:55:02
● 2026-03-05 00:28:36
○ 2026-03-31 05:30:38
○ 2026-04-12 11:30:16
○NSns2.dns-parking.com2026-03-05 → 2026-04-12 · 2 obs
○ 2026-03-05 00:28:36
○ 2026-04-12 11:30:16
○NSns3.anycast.vn2018-07-08 → 2018-07-08 · 3 obs
● 2018-07-08 08:55:02
○ 2026-03-05 00:28:36
○ 2026-04-12 11:30:16
○NSns4.anycast.vn2018-07-08 → 2018-07-08 · 3 obs
● 2018-07-08 08:55:02
○ 2026-03-05 00:28:36
○ 2026-04-12 11:30:16
●NSromina.ns.cloudflare.com2026-03-31 → 2026-04-12 · 3 obs
○ 2026-03-05 00:28:36
● 2026-03-31 05:30:38
● 2026-04-12 11:30:16
●MXmx1-hosting.jellyfish.systems2026-03-31 → 2026-04-12 · 3 obs
○ 2026-03-05 00:28:36
● 2026-03-31 05:30:38
● 2026-04-12 11:30:16
○MXmx1.hostinger.vn2026-03-05 → 2026-04-12 · 2 obs
○ 2026-03-05 00:28:36
○ 2026-04-12 11:30:16
●MXmx2-hosting.jellyfish.systems2026-03-31 → 2026-04-12 · 3 obs
○ 2026-03-05 00:28:36
● 2026-03-31 05:30:38
● 2026-04-12 11:30:16
○MXmx2.hostinger.vn2026-03-05 → 2026-04-12 · 2 obs
○ 2026-03-05 00:28:36
○ 2026-04-12 11:30:16
●MXmx3-hosting.jellyfish.systems2026-03-31 → 2026-04-12 · 3 obs
○ 2026-03-05 00:28:36
● 2026-03-31 05:30:38
● 2026-04-12 11:30:16
●A104.21.64.262026-03-31 → 2026-04-12 · 3 obs
○ 2026-03-05 00:28:36
● 2026-03-31 05:30:38
● 2026-04-12 11:30:16
●A172.67.175.112026-03-31 → 2026-04-12 · 3 obs
○ 2026-03-05 00:28:36
● 2026-03-31 05:30:38
● 2026-04-12 11:30:16
○A194.163.35.802026-03-05 → 2026-04-12 · 2 obs
○ 2026-03-05 00:28:36
○ 2026-04-12 11:30:16
●A2606:4700:3031::ac43:af0b2026-03-31 → 2026-04-12 · 3 obs
○ 2026-03-05 00:28:36
● 2026-03-31 05:30:38
● 2026-04-12 11:30:16
●A2606:4700:3034::6815:401a2026-03-31 → 2026-04-12 · 3 obs
○ 2026-03-05 00:28:36
● 2026-03-31 05:30:38
● 2026-04-12 11:30:16
○A2a02:4780:3:705:0:1d41:dca5:22026-03-05 → 2026-04-12 · 2 obs
○ 2026-03-05 00:28:36
○ 2026-04-12 11:30:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, k.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net...-
skillupvn.comromina.ns.cloudflare.com, houston.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.52

NS records: romina.ns.cloudflare.com, houston.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for skillupvn.com (unsigned zone)

⏱️ Timing

Total: 215ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.64.26, 172.67.175.11
AAAA22606:4700:3034::6815:401a, 2606:4700:3031::ac43:af0b
NS2houston.ns.cloudflare.com, romina.ns.cloudflare.com
MX3mx2-hosting.jellyfish.systems (pri: 10), mx3-hosting.jellyfish.systems (pri: 20)...
TXT1v=spf1 +a +mx +ip4:209.74.67.105 include
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1houston.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (romina.ns.cloudflare.com, romina.ns.cloudflare.com, romina.ns.cloudflare.com...)

Analysis

IP Addresses

skillupvn.com resolves to four IPs: 2606:4700:3031::ac43:af0b, 2606:4700:3034::6815:401a, 104.21.64.26 and 172.67.175.11.

Other host names such as vdcasinogiris.org, forvb.site, happypetsnow.com, fawerjb.com and wawd.net share IP numbers with skillupvn.com.

Name Servers

skillupvn.com is delegated to two name servers: houston.ns.cloudflare.com and romina.ns.cloudflare.com.

skillupvn.com uses the same name server setup as other domains, including lerenjack.com, niche3d.us, glasial.com, icdndhcp.com and ndb24.com.

At least part of the name servers for skillupvn.com are shared with other domains, for instance filedatapassage.com, fjorn.com, casebattle1.net, cbilling.me and inokashira-president-blog.com.

These name servers are commonly used with aaron.ns.cloudflare.com, lamar.ns.cloudflare.com, pat.ns.cloudflare.com and dorthy.ns.cloudflare.com.

Host names with six IP numbers:

houston.ns.cloudflare.com points to: 2606:4700:58::a29f:2c34, 2803:f800:50::6ca2:c334, 2a06:98c1:50::ac40:2334, 108.162.195.52, 162.159.44.52 and 172.64.35.52.

romina.ns.cloudflare.com points to: 2606:4700:50::a29f:269f, 2803:f800:50::6ca2:c29f, 2a06:98c1:50::ac40:229f, 108.162.194.159, 162.159.38.159 and 172.64.34.159.

Mail Servers

Three mail servers handle skillupvn.com: mx1-hosting.jellyfish.systems, mx2-hosting.jellyfish.systems and mx3-hosting.jellyfish.systems.

skillupvn.com shares at least some mail servers with other domains, for example jackstargazer.com, cinebox-tv.com, reaxa.ink, prediksi-boba.casa and abuzartanin.com.

Host names with a single IP:

mx1-hosting.jellyfish.systems points to: 162.255.118.28

mx2-hosting.jellyfish.systems points to: 162.255.118.29

mx3-hosting.jellyfish.systems points to: 162.255.118.13