51cug.com - robtex.com

51cug.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:dca0🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:4e77🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.78.119Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.220.160🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelle.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a6e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelle.ns.cloudflare.com
A2803:f800:50::6ca2:c06e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRelle.ns.cloudflare.com
A2a06:98c1:50::ac40:206e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRelle.ns.cloudflare.com
A108.162.192.110🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelle.ns.cloudflare.com
A172.64.32.110🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelle.ns.cloudflare.com
A173.245.58.110🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelle.ns.cloudflare.com
NSgarrett.ns.cloudflare.com
A2606:4700:58::a29f:2cc3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgarrett.ns.cloudflare.com
A2803:f800:50::6ca2:c3c3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgarrett.ns.cloudflare.com
A2a06:98c1:50::ac40:23c3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgarrett.ns.cloudflare.com
A108.162.195.195🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgarrett.ns.cloudflare.com
A162.159.44.195Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgarrett.ns.cloudflare.com
A172.64.35.195🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgarrett.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.78.119, 172.67.220.160
IPv62606:4700:3031::ac43:dca0, 2606:4700:3037::6815:4e77
SOAelle.ns.cloudflare.comdns@cloudflare.com serial=2398916579

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=1771291435

Same first word

51cug.com

DNS History

16 records (6 active, 10 former)

2017201820192020202120222023202420252026NSelle.ns.cloudflare.comgarrett.ns.cloudflare.comdns10.hichina.comdns9.hichina.comMXmx01.dm.aliyun.commxn.mxhichina.commxw.mxhichina.comA104.21.78.119172.67.220.1602606:4700:3031::ac43:dca02606:4700:3037::6815:4e77123.56.136.9188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
○NSdns10.hichina.com2016-12-15 → 2017-08-17 · 3 obs
● 2016-12-15 13:27:24
● 2017-08-17 01:40:06
○ 2026-03-22 15:02:20
○NSdns9.hichina.com2016-12-15 → 2017-08-17 · 3 obs
● 2016-12-15 13:27:24
● 2017-08-17 01:40:06
○ 2026-03-22 15:02:20
●NSelle.ns.cloudflare.com2026-03-22 → 2026-03-22 · 2 obs
○ 2017-08-17 01:40:06
● 2026-03-22 15:02:20
●NSgarrett.ns.cloudflare.com2026-03-22 → 2026-03-22 · 2 obs
○ 2017-08-17 01:40:06
● 2026-03-22 15:02:20
○MXmx01.dm.aliyun.com2016-12-15 → 2017-08-17 · 3 obs
● 2016-12-15 13:27:24
● 2017-08-17 01:40:06
○ 2026-03-22 15:02:20
○MXmxn.mxhichina.com2016-12-15 → 2017-08-17 · 3 obs
● 2016-12-15 13:27:24
● 2017-08-17 01:40:06
○ 2026-03-22 15:02:20
○MXmxw.mxhichina.com2016-12-15 → 2017-08-17 · 3 obs
● 2016-12-15 13:27:24
● 2017-08-17 01:40:06
○ 2026-03-22 15:02:20
●A104.21.78.1192026-03-22 → 2026-03-22 · 2 obs
○ 2017-08-17 01:40:06
● 2026-03-22 15:02:20
○A123.56.136.92016-12-15 → 2017-08-17 · 3 obs
● 2016-12-15 13:27:24
● 2017-08-17 01:40:06
○ 2026-03-22 15:02:20
●A172.67.220.1602026-03-22 → 2026-03-22 · 2 obs
○ 2017-08-17 01:40:06
● 2026-03-22 15:02:20
○A188.114.96.02026-03-22 → 2026-03-22 · 1 obs
○ 2026-03-22 15:02:20
○A188.114.97.02026-03-22 → 2026-03-22 · 1 obs
○ 2026-03-22 15:02:20
●A2606:4700:3031::ac43:dca02026-03-22 → 2026-03-22 · 2 obs
○ 2017-08-17 01:40:06
● 2026-03-22 15:02:20
●A2606:4700:3037::6815:4e772026-03-22 → 2026-03-22 · 2 obs
○ 2017-08-17 01:40:06
● 2026-03-22 15:02:20
○A2a06:98c1:3120::2026-03-22 → 2026-03-22 · 1 obs
○ 2026-03-22 15:02:20
○A2a06:98c1:3121::2026-03-22 → 2026-03-22 · 1 obs
○ 2026-03-22 15:02:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net...-
51cug.comelle.ns.cloudflare.com, garrett.ns.cloudflare.com12 records

✅ Authoritative Response

Server: 108.162.195.195

NS records: elle.ns.cloudflare.com, garrett.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51cug.com (unsigned zone)

⏱️ Timing

Total: 328ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.78.119, 172.67.220.160
AAAA22606:4700:3037::6815:4e77, 2606:4700:3031::ac43:dca0
NS2elle.ns.cloudflare.com, garrett.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1elle.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

51cug.com maps to four IP numbers: 2606:4700:3031::ac43:dca0, 2606:4700:3037::6815:4e77, 104.21.78.119 and 172.67.220.160.

Other host names, for instance actmost.eu, www.heidelbergse-catechismus.nl, bailanduo.com, kennolyn.net and strassberg.com.br share IP numbers with 51cug.com.

Name Servers

Two name servers elle.ns.cloudflare.com and garrett.ns.cloudflare.com handle delegation for 51cug.com.

51cug.com uses the same name server setup as other domains, for example fymaoyi.com, 0755jsd.com, youkedashi.com, cdyoumu.com and xzgnj.com.

51cug.com partially shares name servers with other domains; examples include metricstream.com, thetechiris.com, jimnnicks.com, inncarilo.com and guidetitan.com.

Host names with six IP numbers: elle.ns.cloudflare.com points to: 2606:4700:50::adf5:3a6e, 2803:f800:50::6ca2:c06e, 2a06:98c1:50::ac40:206e, 108.162.192.110, 172.64.32.110 and 173.245.58.110; garrett.ns.cloudflare.com points to: 2606:4700:58::a29f:2cc3, 2803:f800:50::6ca2:c3c3, 2a06:98c1:50::ac40:23c3, 108.162.195.195, 162.159.44.195 and 172.64.35.195.