biltekkoleji.com - robtex.com

biltekkoleji.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:8788🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:6fd🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.6.253Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.135.136🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSrenan.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c3e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrenan.ns.cloudflare.com
A2803:f800:50::6ca2:c33e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrenan.ns.cloudflare.com
A2a06:98c1:50::ac40:233e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrenan.ns.cloudflare.com
A108.162.195.62🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrenan.ns.cloudflare.com
A162.159.44.62Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrenan.ns.cloudflare.com
A172.64.35.62🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrenan.ns.cloudflare.com
NSsima.ns.cloudflare.com
A2606:4700:50::adf5:3ade🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
A2803:f800:50::6ca2:c0de🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsima.ns.cloudflare.com
A2a06:98c1:50::ac40:20de🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsima.ns.cloudflare.com
A108.162.192.222🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
A172.64.32.222🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
A173.245.58.222🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.6.253, 172.67.135.136
IPv6 hints2606:4700:3033::ac43:8788, 2606:4700:3037::6815:6fd
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=17, name=cloudflare-ech.com
SOArenan.ns.cloudflare.comdns@cloudflare.com serial=2411415284

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=1786156809

Previously MX for

biltekkoleji.com

Same first word

biltekkoleji.k12.tr
biltekkoleji.com

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSrenan.ns.cloudflare.comsima.ns.cloudflare.comns6109.hostgator.comns641.hostgator.comns642.hostgator.comMXbiltekkoleji.comA104.21.6.253172.67.135.1362606:4700:3033::ac43:87882606:4700:3037::6815:6fd192.232.249.212
○NSns6109.hostgator.com2015-07-10 → 2017-08-16 · 4 obs
● 2015-07-10 07:47:06
● 2017-08-16 13:53:58
○ 2026-07-11 13:54:00
○ 2026-08-08 02:50:38
○NSns641.hostgator.com2015-07-10 → 2017-08-16 · 4 obs
● 2015-07-10 07:47:06
● 2017-08-16 13:53:58
○ 2026-07-11 13:54:00
○ 2026-08-08 02:50:38
○NSns642.hostgator.com2015-07-10 → 2017-08-16 · 4 obs
● 2015-07-10 07:47:06
● 2017-08-16 13:53:58
○ 2026-07-11 13:54:00
○ 2026-08-08 02:50:38
●NSrenan.ns.cloudflare.com2026-07-11 → 2026-08-08 · 3 obs
○ 2017-08-16 13:53:58
● 2026-07-11 13:54:00
● 2026-08-08 02:50:38
●NSsima.ns.cloudflare.com2026-07-11 → 2026-08-08 · 3 obs
○ 2017-08-16 13:53:58
● 2026-07-11 13:54:00
● 2026-08-08 02:50:38
○MXbiltekkoleji.com2015-07-10 → 2017-08-16 · 4 obs
● 2015-07-10 07:47:06
● 2017-08-16 13:53:58
○ 2026-07-11 13:54:00
○ 2026-08-08 02:50:38
●A104.21.6.2532026-07-11 → 2026-08-08 · 3 obs
○ 2017-08-16 13:53:58
● 2026-07-11 13:54:00
● 2026-08-08 02:50:38
●A172.67.135.1362026-07-11 → 2026-08-08 · 3 obs
○ 2017-08-16 13:53:58
● 2026-07-11 13:54:00
● 2026-08-08 02:50:38
○A192.232.249.2122015-07-10 → 2017-08-16 · 4 obs
● 2015-07-10 07:47:06
● 2017-08-16 13:53:58
○ 2026-07-11 13:54:00
○ 2026-08-08 02:50:38
●A2606:4700:3033::ac43:87882026-07-11 → 2026-08-08 · 3 obs
○ 2017-08-16 13:53:58
● 2026-07-11 13:54:00
● 2026-08-08 02:50:38
●A2606:4700:3037::6815:6fd2026-07-11 → 2026-08-08 · 3 obs
○ 2017-08-16 13:53:58
● 2026-07-11 13:54:00
● 2026-08-08 02:50:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
biltekkoleji.comsima.ns.cloudflare.com, renan.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.222

NS records: sima.ns.cloudflare.com, renan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biltekkoleji.com (unsigned zone)

⏱️ Timing

Total: 162ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.6.253, 172.67.135.136
AAAA22606:4700:3037::6815:6fd, 2606:4700:3033::ac43:8788
NS2renan.ns.cloudflare.com, sima.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1renan.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

biltekkoleji.com resolves to four IP addresses: 104.21.6.253, 172.67.135.136, 2606:4700:3033::ac43:8788 and 2606:4700:3037::6815:6fd.

Two other host names, along with www.sanjaytechnical.in, www.atsumihealing.com.cdn.cloudflare.net and 7hzz.com, also share IP numbers with biltekkoleji.com.

Name Servers

biltekkoleji.com is served by two delegated name servers, renan.ns.cloudflare.com and sima.ns.cloudflare.com.

biltekkoleji.com shares its NS records with other domains, for example cursor13402.xyz, dnzyapi.com.tr, idealnokta.com and two others.

biltekkoleji.com partially shares its NS delegation with several other domains, including bestcryptosignals.io, nobleclassic.com, exostress.sbs and two others.

These name servers often co-occur with the name servers gene.ns.cloudflare.com.

DNS names with 6 IP addresses:

renan.ns.cloudflare.com carries IP addresses 108.162.195.62, 162.159.44.62 and 172.64.35.62, with 3 other addresses beyond those.

sima.ns.cloudflare.com carries IP addresses 108.162.192.222, 172.64.32.222 and 173.245.58.222, with 3 other addresses beyond those.