81c51.com - robtex.com

81c51.com

DNSSEC⚠️ Not signed
A103.42.144.44🇹🇼 NORDA-NET103.42.144.0/24
A103.42.144.62🇹🇼 NORDA-NET103.42.144.0/24
A103.42.146.29🇹🇼 NORDA-NET103.42.146.0/24
A103.42.146.50🇹🇼 NORDA-NET103.42.146.0/24
A103.42.147.35🇹🇼 NORDA-NET103.42.147.0/24
A103.183.198.39🇹🇼 SKYCLOUD-NET103.183.198.0/24 SYVC Ltd.
A103.183.198.40🇹🇼 SKYCLOUD-NET103.183.198.0/24 SYVC Ltd.
NSlou.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bc7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlou.ns.cloudflare.com
A2803:f800:50::6ca2:c1c7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlou.ns.cloudflare.com
A2a06:98c1:50::ac40:21c7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlou.ns.cloudflare.com
A108.162.193.199🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlou.ns.cloudflare.com
A172.64.33.199🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlou.ns.cloudflare.com
A173.245.59.199🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlou.ns.cloudflare.com
NSmelody.ns.cloudflare.com
A2606:4700:50::a29f:26fa🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelody.ns.cloudflare.com
A2803:f800:50::6ca2:c2fa🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmelody.ns.cloudflare.com
A2a06:98c1:50::ac40:22fa🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmelody.ns.cloudflare.com
A108.162.194.250🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelody.ns.cloudflare.com
A162.159.38.250Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelody.ns.cloudflare.com
A172.64.34.250🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelody.ns.cloudflare.com
SOAlou.ns.cloudflare.comdns@cloudflare.com serial=2408127797

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=1785813772
⚠️ On DNS blocklist: gambling

Same first word

81c51.com

Similar names

1581c.com
118c5.com

DNS History

12 records (9 active, 3 former)

202120222023202420252026NSlou.ns.cloudflare.commelody.ns.cloudflare.comns39.domaincontrol.comns40.domaincontrol.comA103.183.198.39103.183.198.40103.42.144.44103.42.144.62103.42.146.29103.42.146.50103.42.147.35184.168.221.36
●NSlou.ns.cloudflare.com2026-08-02 → 2026-08-04 · 3 obs
○ 2020-02-21 21:38:50
● 2026-08-02 23:47:08
● 2026-08-04 03:36:26
●NSmelody.ns.cloudflare.com2026-08-02 → 2026-08-04 · 3 obs
○ 2020-02-21 21:38:50
● 2026-08-02 23:47:08
● 2026-08-04 03:36:26
○NSns39.domaincontrol.com2020-02-21 → 2020-02-21 · 3 obs
● 2020-02-21 21:38:50
○ 2026-08-02 23:47:08
○ 2026-08-04 03:36:26
○NSns40.domaincontrol.com2020-02-21 → 2020-02-21 · 3 obs
● 2020-02-21 21:38:50
○ 2026-08-02 23:47:08
○ 2026-08-04 03:36:26
●A103.183.198.392026-08-02 → 2026-08-04 · 3 obs
○ 2020-02-21 21:38:50
● 2026-08-02 23:47:08
● 2026-08-04 03:36:26
●A103.183.198.402026-08-02 → 2026-08-04 · 3 obs
○ 2020-02-21 21:38:50
● 2026-08-02 23:47:08
● 2026-08-04 03:36:26
●A103.42.144.442026-08-02 → 2026-08-04 · 3 obs
○ 2020-02-21 21:38:50
● 2026-08-02 23:47:08
● 2026-08-04 03:36:26
●A103.42.144.622026-08-02 → 2026-08-04 · 3 obs
○ 2020-02-21 21:38:50
● 2026-08-02 23:47:08
● 2026-08-04 03:36:26
●A103.42.146.292026-08-04 → 2026-08-04 · 2 obs
○ 2026-08-02 23:47:08
● 2026-08-04 03:36:26
●A103.42.146.502026-08-04 → 2026-08-04 · 2 obs
○ 2026-08-02 23:47:08
● 2026-08-04 03:36:26
●A103.42.147.352026-08-02 → 2026-08-04 · 3 obs
○ 2020-02-21 21:38:50
● 2026-08-02 23:47:08
● 2026-08-04 03:36:26
○A184.168.221.362020-02-21 → 2020-02-21 · 3 obs
● 2020-02-21 21:38:50
○ 2026-08-02 23:47:08
○ 2026-08-04 03:36:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
81c51.comlou.ns.cloudflare.com, melody.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.250

NS records: lou.ns.cloudflare.com, melody.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 81c51.com (unsigned zone)

⏱️ Timing

Total: 1229ms | Queries: -

📄 Records

TypeCountSample Data
A7103.183.198.39, 103.42.146.29...
NS2lou.ns.cloudflare.com, melody.ns.cloudflare.com
SOA1lou.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

With 7 IP addresses in total, 81c51.com resolves to 103.42.144.44, 103.42.144.62, 103.42.146.29 and 4 other.

Among the host names that share IP numbers with 81c51.com are 35211l.com, 81c567.com, 9494.com and two others.

Name Servers

DNS delegation for 81c51.com points to two name servers: lou.ns.cloudflare.com and melody.ns.cloudflare.com.

81c51.com has the same name server delegation as a number of other domains, such as 9494345.com, 588kjw.com, wwd81.xyz and two more.

The name servers of 81c51.com overlap at least partially with those of other domains — among them cloudidf.fr, efwsg.org, islcthai.com and two more.

These name servers commonly appear in combination with the name servers rocky.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

lou.ns.cloudflare.com has IP addresses 108.162.193.199, 172.64.33.199 and 173.245.59.199, plus 3 other.

melody.ns.cloudflare.com has IP addresses 108.162.194.250, 162.159.38.250 and 172.64.34.250, plus 3 other.