`cem.lk`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:3961^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:9114^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.97^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.145.20^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`graham.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bab^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ab^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`graham.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ab^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`graham.ns.cloudflare.com`
		A	108.162.193.171^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
		A	172.64.33.171^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
		A	173.245.59.171^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
NS	`kara.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a7b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c07b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:207b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kara.ns.cloudflare.com`
		A	108.162.192.123^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
		A	172.64.32.123^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
		A	173.245.58.123^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
		A	204.141.33.44^{🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
		A	204.141.33.44^{🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 +a +mx +ip4:162.213.255.8 +ip4:162.213.255.11 +ip4:162.213.255.10 incl...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.97, 172.67.145.20
		IPv6 hints	2606:4700:3032::6815:3961, 2606:4700:3037::ac43:9114
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=214, name=cloudflare-ech.com
SOA	`graham.ns.cloudflare.com`dns@cloudflare.com serial=2401655381

`lk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns.nic.lk` ⭐
	NS	`d.nic.lk`
	NS	`h.nic.lk`
	NS	`m.nic.lk`
	NS	`ns1.ac.lk`
	NS	`p.nic.lk`
	NS	`pendragon.cs.purdue.edu` ⚠️ Not in parent delegation
	NS	`t.nic.lk`
	NS	`z.nic.lk`
	SOA	`ns.nic.lk`hostmaster@nic.lk serial=2020299805

Subdomains

www.cem.lk

Same first word

cem.vm.bytemark.co.uk

cem.net

cem.lu

cem.ac.uk

cem.agency

cem.com

cem.at

cem.pl

cem.pizza

cem.re

cem.me

cem.co.th

cem.gov.py

cem.biz

cem.ch

cem.com.ua

cem.no

cem.co.uk

cem.hr

cem.or.kr

cem.jp

cem.edu.do

cem.es

cem.kz

cem.nl

cem.gov.vn

cem.org.uk

cem.tv

cem.wtf

cem.org.cn

cem.ie

cem.in

cem.az

cem.com.ng

cem.show

cem.academy

cem.com.pl

cem.uk.com

cem.email

cem.lk

cem.ac.nz

cem.college

cem.se

cem.cat

cem.com.mx

cem.mx

cem.la

cem.ee

cem.sk

cem.com.br

cem.edu.gt

cem.org

cem.name

cem.it

cem.cu

cem.org.mx

cem.edu.pl

cem.org.br

cem.si

cem.cc

cem.co

cem.mobi

cem.be

cem.edu.au

cem.mg

cem.one

cem.ca

cem.square7.ch

cem.ru

cem.fr

cem.pt

cem.nu

cem.cz

cem.ba

cem.ro

cem.to

cem.ws

cem.bg

cem.org.au

Similar names

emc.live

ecm.ae

mec.or.kr

emc.fr

mce.com.pk

cme.fi

mec.edu.pl

emc.ch

mce.by

emc.re.kr

mce.center

cme.org

emc.com.sa

emc.ie

mce.co.il

mec.edu.in

mce.gov.ma

mec.gov.na

emc.is

cme.lu

ecm.hk

emc.co.nz

mce.edu.eg

mec.ee

ecm.be

emc.biz

emc.mk

mec.vn

mec.com.tr

emc.sg

cme.net

emc.ru

cme.no

cme.com

emc.digital

mce.su

emc.com.kz

emc.sa

cme.guide

ecm.nu

mec.gr

emc.pet

emc.it.com

ecm.academy

emc.lt

mec.org.au

ecm.london

mec.dk

ecm.bplaced.net

emc.me

ecm.jp

mec.az

cme.ee

mec.us

mec.tv

cme.money

emc.at

emc.de

emc.co.bw

emc.org.au

ecm.co.hu

cme.doctor

mec.co.nz

mec.ca

mce.pt

cme.coop

mce.events

mec.nsw.edu.au

emc.im

emc.tec.br

mec.cz

cme.edu.mx

cme.org.pl

mec.net.cn

mec.gob.ar

mce.net.pl

ecm.com.cn

mec.md

ecm.world

mec.nl

mec.gub.uy

cme.gold

cme.co.uk

mce.be

DNS History

9 records (9 active, 0 former)

●NSgraham.ns.cloudflare.com2026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 08:39:42
● 2026-05-10 04:14:06

●NSkara.ns.cloudflare.com2026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 08:39:42
● 2026-05-10 04:14:06

●MXmx.zoho.com2026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 08:39:42
● 2026-05-10 04:14:06

●MXmx2.zoho.com2026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 08:39:42
● 2026-05-10 04:14:06

●MXmx3.zoho.com2026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 08:39:42
● 2026-05-10 04:14:06

●A104.21.57.972026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 08:39:42
● 2026-05-10 04:14:06

●A172.67.145.202026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 08:39:42
● 2026-05-10 04:14:06

●A2606:4700:3032::6815:39612026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 08:39:42
● 2026-05-10 04:14:06

●A2606:4700:3037::ac43:91142026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 08:39:42
● 2026-05-10 04:14:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
lk	p.nic.lk, ns1.ac.lk, d.nic.lk, z.nic.lk...	15 records
cem.lk	graham.ns.cloudflare.com, kara.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.171

NS records: graham.ns.cloudflare.com, kara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cem.lk (unsigned zone)

⏱️ Timing

Total: 1136ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.57.97, 172.67.145.20`
AAAA	2	`2606:4700:3032::6815:3961, 2606:4700:3037::ac43:9114`
NS	2	`graham.ns.cloudflare.com, kara.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	1	`v=spf1 +a +mx +ip4:162.213.255.8 +ip4:16`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`graham.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 15

In-bailiwick: 14 (ns1.ac.lk, z.nic.lk, t.nic.lk...)

Out-of-bailiwick: 1 (pendragon.cs.purdue.edu)

Analysis

Hierarchy

www.cem.lk is a child of cem.lk.

IP Addresses

cem.lk refers to four IP numbers: 2606:4700:3032::6815:3961, 2606:4700:3037::ac43:9114, 104.21.57.97 and 172.67.145.20.

Other host names, for instance ptyiqdnd.shop, mykraus.de, www.audimas.com, bogusbraxtor.com and p2000m.nl share IP numbers with cem.lk.

Name Servers

cem.lk's delegation uses two name servers: graham.ns.cloudflare.com and kara.ns.cloudflare.com.

cem.lk uses the same name server setup as other domains, such as valuta24.ru, ivisa.com, xn--82c4aeb6fyb5f5c6a.com, esquirebarber.ca and globalvisa-us.com.

cem.lk at least partially shares name servers with other domains, including codebits.dev, bambetcasinoaus.com, nbly.com, 3131999.com and baps.net.

These name servers are often used with june.ns.cloudflare.com and tani.ns.cloudflare.com.

Host names with six IP numbers:

graham.ns.cloudflare.com points to 2606:4700:58::adf5:3bab, 2803:f800:50::6ca2:c1ab, 2a06:98c1:50::ac40:21ab, 108.162.193.171, 172.64.33.171 and 173.245.59.171.

kara.ns.cloudflare.com points to 2606:4700:50::adf5:3a7b, 2803:f800:50::6ca2:c07b, 2a06:98c1:50::ac40:207b, 108.162.192.123, 172.64.32.123 and 173.245.58.123.

Mail Servers

Three mail servers handle cem.lk: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

cem.lk shares at least some mail servers with other domains, for example mrdecency.com, webphoto.ro, epr-elite.com, wetfeet.org and ruoffadsys.com.

Host names with two IP numbers:

The host name mx.zoho.com points to 136.143.191.44 and 204.141.33.44.

Host names with one IP number:

The host names mx2.zoho.com and mx3.zoho.com point to 204.141.33.44 and 136.143.191.44 respectively.

Host names that point to 136.143.191.44: mx.zoho.com and mx3.zoho.com.

Host names that point to 204.141.33.44: mx.zoho.com and mx2.zoho.com.

cem.lk - robtex.com

cem.lk

lk

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`cem.lk`

`lk`