lectureguru.net - robtex.com

lectureguru.net

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:d3ae🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1797🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.23.151Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.211.174🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSadelaide.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2601🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadelaide.ns.cloudflare.com
A2803:f800:50::6ca2:c201🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRadelaide.ns.cloudflare.com
A2a06:98c1:50::ac40:2201🇺🇸 Cloudflare2a06:98c1:50::/45
PTRadelaide.ns.cloudflare.com
A108.162.194.1🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadelaide.ns.cloudflare.com
A162.159.38.1Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadelaide.ns.cloudflare.com
A172.64.34.1🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadelaide.ns.cloudflare.com
NScris.ns.cloudflare.com
A2606:4700:58::a29f:2cca🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcris.ns.cloudflare.com
A2803:f800:50::6ca2:c3ca🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcris.ns.cloudflare.com
A2a06:98c1:50::ac40:23ca🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcris.ns.cloudflare.com
A108.162.195.202🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcris.ns.cloudflare.com
A162.159.44.202Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcris.ns.cloudflare.com
A172.64.35.202🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcris.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.23.151, 172.67.211.174
IPv6 hints2606:4700:3033::ac43:d3ae, 2606:4700:3037::6815:1797
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=113, name=cloudflare-ech.com
SOAadelaide.ns.cloudflare.comdns@cloudflare.com serial=2410765657

net

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=1786017559

Same first word

lectureguru.net

Similar names

gurulecture.com

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSadelaide.ns.cloudflare.comcris.ns.cloudflare.comns25.domaincontrol.comns26.domaincontrol.comMXmailstore1.secureserver.netsmtp.secureserver.netA104.21.23.151172.67.211.1742606:4700:3033::ac43:d3ae2606:4700:3037::6815:1797184.168.152.146
●NSadelaide.ns.cloudflare.com2026-08-04 → 2026-08-06 · 3 obs
○ 2017-07-05 18:26:10
● 2026-08-04 04:37:16
● 2026-08-06 12:24:52
●NScris.ns.cloudflare.com2026-08-04 → 2026-08-06 · 3 obs
○ 2017-07-05 18:26:10
● 2026-08-04 04:37:16
● 2026-08-06 12:24:52
○NSns25.domaincontrol.com2015-06-10 → 2017-07-05 · 4 obs
● 2015-06-10 23:24:56
● 2017-07-05 18:26:10
○ 2026-08-04 04:37:16
○ 2026-08-06 12:24:52
○NSns26.domaincontrol.com2015-06-10 → 2017-07-05 · 4 obs
● 2015-06-10 23:24:56
● 2017-07-05 18:26:10
○ 2026-08-04 04:37:16
○ 2026-08-06 12:24:52
○MXmailstore1.secureserver.net2015-06-10 → 2017-07-05 · 4 obs
● 2015-06-10 23:24:56
● 2017-07-05 18:26:10
○ 2026-08-04 04:37:16
○ 2026-08-06 12:24:52
○MXsmtp.secureserver.net2015-06-10 → 2017-07-05 · 4 obs
● 2015-06-10 23:24:56
● 2017-07-05 18:26:10
○ 2026-08-04 04:37:16
○ 2026-08-06 12:24:52
●A104.21.23.1512026-08-04 → 2026-08-06 · 3 obs
○ 2017-07-05 18:26:10
● 2026-08-04 04:37:16
● 2026-08-06 12:24:52
●A172.67.211.1742026-08-04 → 2026-08-06 · 3 obs
○ 2017-07-05 18:26:10
● 2026-08-04 04:37:16
● 2026-08-06 12:24:52
○A184.168.152.1462015-06-10 → 2017-07-05 · 4 obs
● 2015-06-10 23:24:56
● 2017-07-05 18:26:10
○ 2026-08-04 04:37:16
○ 2026-08-06 12:24:52
●A2606:4700:3033::ac43:d3ae2026-08-04 → 2026-08-06 · 3 obs
○ 2017-07-05 18:26:10
● 2026-08-04 04:37:16
● 2026-08-06 12:24:52
●A2606:4700:3037::6815:17972026-08-04 → 2026-08-06 · 3 obs
○ 2017-07-05 18:26:10
● 2026-08-04 04:37:16
● 2026-08-06 12:24:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
lectureguru.netadelaide.ns.cloudflare.com, cris.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.202

NS records: adelaide.ns.cloudflare.com, cris.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lectureguru.net (unsigned zone)

⏱️ Timing

Total: 296ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.23.151, 172.67.211.174
AAAA22606:4700:3033::ac43:d3ae, 2606:4700:3037::6815:1797
NS2adelaide.ns.cloudflare.com, cris.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1adelaide.ns.cloudflare.com dns.cloudflar

Analysis

IP Addresses

lectureguru.net points to the four IP addresses 104.21.23.151, 172.67.211.174, 2606:4700:3033::ac43:d3ae and 2606:4700:3037::6815:1797.

Among the host names that share IP numbers with lectureguru.net are gardencityseweranddraincleaning.info, coroasdo(0x78766964656f73).com, build-own-web-site.csdonetn.com and two others.

Name Servers

lectureguru.net is served by two delegated name servers, adelaide.ns.cloudflare.com and cris.ns.cloudflare.com.

lectureguru.net has the same name server delegation as a number of other domains, such as ico-blog.com, malikonokow.com, wmwmblues.com and two more.

At least some of lectureguru.net's name servers are shared with other domains, for example jellycomics.com, xy2889.com, aksikom.com and two more.

These name servers tend to be deployed in combination with the name servers jamie.ns.cloudflare.com and evangeline.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

adelaide.ns.cloudflare.com carries IP addresses 108.162.194.1, 162.159.38.1 and 172.64.34.1, with 3 other addresses beyond those.

cris.ns.cloudflare.com carries IP addresses 108.162.195.202, 162.159.44.202 and 172.64.35.202, with 3 other addresses beyond those.