kcfibernet.com - robtex.com

kcfibernet.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:8980🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:5114🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.81.20Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.128🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjeff.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b7c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjeff.ns.cloudflare.com
A2803:f800:50::6ca2:c17c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjeff.ns.cloudflare.com
A2a06:98c1:50::ac40:217c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjeff.ns.cloudflare.com
A108.162.193.124🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjeff.ns.cloudflare.com
A172.64.33.124🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjeff.ns.cloudflare.com
A173.245.59.124🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjeff.ns.cloudflare.com
NSmay.ns.cloudflare.com
A2606:4700:50::adf5:3a87🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmay.ns.cloudflare.com
A2803:f800:50::6ca2:c087🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmay.ns.cloudflare.com
A2a06:98c1:50::ac40:2087🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmay.ns.cloudflare.com
A108.162.192.135🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmay.ns.cloudflare.com
A172.64.32.135🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmay.ns.cloudflare.com
A173.245.58.135🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmay.ns.cloudflare.com
MXgmr-smtp-in.l.google.com ⭐
A2607:f8b0:4023:c0d::e🇺🇸 Google2607:f8b0::/32
PTRdl-in-f14.1e100.net
A142.251.2.14🇺🇸 Google142.251.2.0/24
PTRdl-in-f14.1e100.net
MXalt1.gmr-smtp-in.l.google.com(10)
A2607:f8b0:4023:2801::e🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f14.1e100.net
A192.178.128.14🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f14.1e100.net
MXalt2.gmr-smtp-in.l.google.com(20)
A2607:f8b0:4023:1015::e🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f14.1e100.net
A172.253.135.14🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f14.1e100.net
MXalt3.gmr-smtp-in.l.google.com(30)
A2607:f8b0:4023:3003::e🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f14.1e100.net
A172.253.145.14🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f14.1e100.net
MXalt4.gmr-smtp-in.l.google.com(40)
A2607:f8b0:4003:c4a::e🇺🇸 Google2607:f8b0:4003::/48
PTRyutulth-in-f14.1e100.net
A142.251.96.14🇺🇸 Google142.250.0.0/15
PTRyutulth-in-f14.1e100.net
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.81.20, 172.67.137.128
IPv6 hints2606:4700:3031::ac43:8980, 2606:4700:3035::6815:5114
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=213, name=cloudflare-ech.com
SOAjeff.ns.cloudflare.comdns@cloudflare.com serial=2398572335

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=1775968357

Same first word

kcfibernet.com

DNS History

28 records (11 active, 17 former)

20162017201820192020202120222023202420252026NSjeff.ns.cloudflare.commay.ns.cloudflare.comns-cloud-b1.googledomains.comns-cloud-b2.googledomains.comns-cloud-b3.googledomains.comns-cloud-b4.googledomains.comMXalt1.gmr-smtp-in.l.google.comalt2.gmr-smtp-in.l.google.comalt3.gmr-smtp-in.l.google.comalt4.gmr-smtp-in.l.google.comgmr-smtp-in.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA104.21.81.20172.67.137.1282606:4700:3031::ac43:89802606:4700:3035::6815:5114104.28.14.19104.28.15.192600:3c02::f03c:91ff:feae:1cd42606:4700:3035::681c:f132606:4700:3036::681c:e1350.116.39.136
●NSjeff.ns.cloudflare.com2020-03-19 → 2026-04-12 · 3 obs
○ 2017-03-24 23:44:08
● 2020-03-19 20:24:24
● 2026-04-12 04:47:16
●NSmay.ns.cloudflare.com2020-03-19 → 2026-04-12 · 3 obs
○ 2017-03-24 23:44:08
● 2020-03-19 20:24:24
● 2026-04-12 04:47:16
○NSns-cloud-b1.googledomains.com2015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
○NSns-cloud-b2.googledomains.com2015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
○NSns-cloud-b3.googledomains.com2015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
○NSns-cloud-b4.googledomains.com2015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
○MXalt1.aspmx.l.google.com2015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
●MXalt1.gmr-smtp-in.l.google.com2020-03-19 → 2026-04-12 · 3 obs
○ 2017-03-24 23:44:08
● 2020-03-19 20:24:24
● 2026-04-12 04:47:16
○MXalt2.aspmx.l.google.com2015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
●MXalt2.gmr-smtp-in.l.google.com2020-03-19 → 2026-04-12 · 3 obs
○ 2017-03-24 23:44:08
● 2020-03-19 20:24:24
● 2026-04-12 04:47:16
●MXalt3.gmr-smtp-in.l.google.com2020-03-19 → 2026-04-12 · 3 obs
○ 2017-03-24 23:44:08
● 2020-03-19 20:24:24
● 2026-04-12 04:47:16
●MXalt4.gmr-smtp-in.l.google.com2020-03-19 → 2026-04-12 · 3 obs
○ 2017-03-24 23:44:08
● 2020-03-19 20:24:24
● 2026-04-12 04:47:16
○MXaspmx.l.google.com2015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
○MXaspmx2.googlemail.com2015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
○MXaspmx3.googlemail.com2015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
○MXaspmx4.googlemail.com2015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
○MXaspmx5.googlemail.com2015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
●MXgmr-smtp-in.l.google.com2020-03-19 → 2026-04-12 · 3 obs
○ 2017-03-24 23:44:08
● 2020-03-19 20:24:24
● 2026-04-12 04:47:16
●A104.21.81.202026-04-04 → 2026-04-12 · 3 obs
○ 2020-03-19 20:24:24
● 2026-04-04 23:52:14
● 2026-04-12 04:47:16
○A104.28.14.192020-03-19 → 2020-03-19 · 4 obs
○ 2017-03-24 23:44:08
● 2020-03-19 20:24:24
○ 2026-04-04 23:52:14
○ 2026-04-12 04:47:16
○A104.28.15.192020-03-19 → 2020-03-19 · 4 obs
○ 2017-03-24 23:44:08
● 2020-03-19 20:24:24
○ 2026-04-04 23:52:14
○ 2026-04-12 04:47:16
●A172.67.137.1282026-04-04 → 2026-04-12 · 3 obs
○ 2020-03-19 20:24:24
● 2026-04-04 23:52:14
● 2026-04-12 04:47:16
○A2600:3c02::f03c:91ff:feae:1cd42015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16
●A2606:4700:3031::ac43:89802026-04-04 → 2026-04-12 · 3 obs
○ 2020-03-19 20:24:24
● 2026-04-04 23:52:14
● 2026-04-12 04:47:16
●A2606:4700:3035::6815:51142026-04-04 → 2026-04-12 · 3 obs
○ 2020-03-19 20:24:24
● 2026-04-04 23:52:14
● 2026-04-12 04:47:16
○A2606:4700:3035::681c:f132020-03-19 → 2020-03-19 · 4 obs
○ 2017-03-24 23:44:08
● 2020-03-19 20:24:24
○ 2026-04-04 23:52:14
○ 2026-04-12 04:47:16
○A2606:4700:3036::681c:e132020-03-19 → 2020-03-19 · 4 obs
○ 2017-03-24 23:44:08
● 2020-03-19 20:24:24
○ 2026-04-04 23:52:14
○ 2026-04-12 04:47:16
○A50.116.39.1362015-07-16 → 2017-03-24 · 4 obs
● 2015-07-16 04:23:18
● 2017-03-24 23:44:08
○ 2020-03-19 20:24:24
○ 2026-04-12 04:47:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
kcfibernet.comjeff.ns.cloudflare.com, may.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.135

NS records: jeff.ns.cloudflare.com, may.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kcfibernet.com (unsigned zone)

⏱️ Timing

Total: 284ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.137.128, 104.21.81.20
AAAA22606:4700:3031::ac43:8980, 2606:4700:3035::6815:5114
NS2jeff.ns.cloudflare.com, may.ns.cloudflare.com
MX5alt1.gmr-smtp-in.l.google.com (pri: 10), alt2.gmr-smtp-in.l.google.com (pri: 20)...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1jeff.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

kcfibernet.com maps to four IP numbers: 2606:4700:3031::ac43:8980, 2606:4700:3035::6815:5114, 104.21.81.20 and 172.67.137.128.

Other host names such as matkaa.center, clicknorthdeals.com, think-log.com, m7862.cn and bitensip.com share IPs with kcfibernet.com.

Name Servers

Two name servers jeff.ns.cloudflare.com and may.ns.cloudflare.com handle the delegation for kcfibernet.com.

kcfibernet.com shares the same name server setup as other domains, for example mmbooks.com, creativeclick.com.au, present.cf, myskng.xyz and lindensuites.com.

kcfibernet.com at least partially shares name servers with other domains, for example movie-rater.com, iowahealthagents.com, homerepairline.com, skinrod.com and bfcmw.com.

these name servers are commonly used alongside rita.ns.cloudflare.com name servers.

Host names with six IP numbers:

jeff.ns.cloudflare.com points to 2606:4700:58::adf5:3b7c, 2803:f800:50::6ca2:c17c, 2a06:98c1:50::ac40:217c, 108.162.193.124, 172.64.33.124 and 173.245.59.124.

may.ns.cloudflare.com points to 2606:4700:50::adf5:3a87, 2803:f800:50::6ca2:c087, 2a06:98c1:50::ac40:2087, 108.162.192.135, 172.64.32.135 and 173.245.58.135.

Mail Servers

kcfibernet.com is handled by five mail servers: gmr-smtp-in.l.google.com, alt1.gmr-smtp-in.l.google.com, alt2.gmr-smtp-in.l.google.com, alt3.gmr-smtp-in.l.google.com and alt4.gmr-smtp-in.l.google.com.

kcfibernet.com shares at least partially some mail servers with other domains, for instance qjrrxilnkwyincmf-dot-owaonk399399393.uk.r.appspot.com, johnhwhite.com, huygwupwklwoomuh-dot-millinium.ey.r.appspot.com, coach4paws.com and v9-dot-skate-hooligans.appspot.com.

Host names with two IP numbers

Each host name points to two IP numbers:

gmr-smtp-in.l.google.com points to 2607:f8b0:4023:c0d::e and 142.251.2.14

alt1.gmr-smtp-in.l.google.com points to 2607:f8b0:4023:2801::e and 192.178.128.14

alt2.gmr-smtp-in.l.google.com points to 2607:f8b0:4023:1015::e and 172.253.135.14

alt3.gmr-smtp-in.l.google.com points to 2607:f8b0:4023:3003::e and 172.253.145.14

alt4.gmr-smtp-in.l.google.com points to 2607:f8b0:4003:c4a::e and 142.251.96.14