exlearn.tw - dns.ninja

`exlearn.tw`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:dc01^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:4633^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.70.51^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.220.1^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`nadia.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3acf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nadia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0cf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nadia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20cf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nadia.ns.cloudflare.com`
		A	108.162.192.207^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nadia.ns.cloudflare.com`
		A	172.64.32.207^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nadia.ns.cloudflare.com`
		A	173.245.58.207^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nadia.ns.cloudflare.com`
NS	`ned.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ned.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ned.ns.cloudflare.com`
		A	108.162.193.210^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	172.64.33.210^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	173.245.59.210^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.70.51, 172.67.220.1
		IPv6 hints	2606:4700:3033::ac43:dc01, 2606:4700:3037::6815:4633
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=2, name=cloudflare-ech.com
SOA	`nadia.ns.cloudflare.com`dns@cloudflare.com serial=2409620163

`tw`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.tw` ⭐
	NS	`anytld.apnic.net` ⚠️ Not in parent delegation
	NS	`b.dns.tw`
	NS	`c.dns.tw`
	NS	`d.dns.tw`
	NS	`e.dns.tw`
	NS	`f.dns.tw`
	NS	`g.dns.tw`
	NS	`h.dns.tw`
	SOA	`a.dns.tw`snw@twnic.net.tw serial=2011046222

Same first word

exlearn.tw

exlearn.com

exlearn.jp

Similar names

learnex.net

relaxen.pt

learnex.in

learnex.info

elearnx.com

lexaner.com.mx

learnex.co.nz

realxen.net

learnex.com.mx

learnex.com.au

xelaren.com

learnex.me

relaxen.com

elearnx.org

realxen.com

realnex.com

learnex.org.uk

relanex.com

learnex.co.za

learnex.com.gh

nexarel.com

learnex.co

realnex.net

relaxen.nl

relaxen.at

relaxen.de

relaxen.net

DNS History

15 records (6 active, 9 former)

●NSnadia.ns.cloudflare.com2026-07-05 → 2026-08-07 · 3 obs

○ 2018-05-07 13:31:14
● 2026-07-05 00:05:34
● 2026-08-07 04:05:18

●NSned.ns.cloudflare.com2026-07-05 → 2026-08-07 · 3 obs

○ 2018-05-07 13:31:14
● 2026-07-05 00:05:34
● 2026-08-07 04:05:18

○NSns21.domaincontrol.com2018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 13:31:14
○ 2026-07-05 00:05:34
○ 2026-08-07 04:05:18

○NSns22.domaincontrol.com2018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 13:31:14
○ 2026-07-05 00:05:34
○ 2026-08-07 04:05:18

○MXmailstore1.secureserver.net2018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 13:31:14
○ 2026-07-05 00:05:34
○ 2026-08-07 04:05:18

○MXsmtp.secureserver.net2018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 13:31:14
○ 2026-07-05 00:05:34
○ 2026-08-07 04:05:18

●A104.21.70.512026-07-12 → 2026-08-07 · 5 obs

○ 2026-07-05 00:05:34
● 2026-07-12 08:49:02
○ 2026-07-17 04:05:08
● 2026-07-31 12:46:38
● 2026-08-07 04:05:18

○A13.75.89.2242018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 13:31:14
○ 2026-07-05 00:05:34
○ 2026-08-07 04:05:18

●A172.67.220.12026-07-12 → 2026-08-07 · 5 obs

○ 2026-07-05 00:05:34
● 2026-07-12 08:49:02
○ 2026-07-17 04:05:08
● 2026-07-31 12:46:38
● 2026-08-07 04:05:18

○A188.114.96.02026-07-05 → 2026-07-17 · 6 obs

○ 2018-05-07 13:31:14
● 2026-07-05 00:05:34
○ 2026-07-12 08:49:02
● 2026-07-17 04:05:08
○ 2026-07-31 12:46:38
○ 2026-08-07 04:05:18

○A188.114.97.02026-07-05 → 2026-07-17 · 6 obs

○ 2018-05-07 13:31:14
● 2026-07-05 00:05:34
○ 2026-07-12 08:49:02
● 2026-07-17 04:05:08
○ 2026-07-31 12:46:38
○ 2026-08-07 04:05:18

●A2606:4700:3033::ac43:dc012026-07-12 → 2026-08-07 · 5 obs

○ 2026-07-05 00:05:34
● 2026-07-12 08:49:02
○ 2026-07-17 04:05:08
● 2026-07-31 12:46:38
● 2026-08-07 04:05:18

●A2606:4700:3037::6815:46332026-07-12 → 2026-08-07 · 5 obs

○ 2026-07-05 00:05:34
● 2026-07-12 08:49:02
○ 2026-07-17 04:05:08
● 2026-07-31 12:46:38
● 2026-08-07 04:05:18

○A2a06:98c1:3120::2026-07-05 → 2026-07-17 · 6 obs

○ 2018-05-07 13:31:14
● 2026-07-05 00:05:34
○ 2026-07-12 08:49:02
● 2026-07-17 04:05:08
○ 2026-07-31 12:46:38
○ 2026-08-07 04:05:18

○A2a06:98c1:3121::2026-07-05 → 2026-07-17 · 6 obs

○ 2018-05-07 13:31:14
● 2026-07-05 00:05:34
○ 2026-07-12 08:49:02
● 2026-07-17 04:05:08
○ 2026-07-31 12:46:38
○ 2026-08-07 04:05:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...	-
exlearn.tw	nadia.ns.cloudflare.com, ned.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.207

NS records: nadia.ns.cloudflare.com, ned.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for exlearn.tw (unsigned zone)

⏱️ Timing

Total: 829ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.220.1, 104.21.70.51`
AAAA	2	`2606:4700:3033::ac43:dc01, 2606:4700:3037::6815:4633`
NS	2	`nadia.ns.cloudflare.com, ned.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`nadia.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

exlearn.tw resolves to four IP addresses: 104.21.70.51, 172.67.220.1, 2606:4700:3033::ac43:dc01 and 2606:4700:3037::6815:4633.

serivalonqux.com, escnet.com.mx, moviesmania.xyz and two other host names share IP numbers with exlearn.tw.

Name Servers

Two name servers handle the delegation for exlearn.tw: nadia.ns.cloudflare.com and ned.ns.cloudflare.com.

exlearn.tw uses the same name servers as several other domains — among them bookers-shop.com, seattleprobate.com, the-borderline.com and two more.

exlearn.tw has at least partial name server overlap with other domains, such as saujanacendekia.club, 898aapks.com, yilingkd.com and two others.

It is common to see these name servers used together with name servers josephine.ns.cloudflare.com and lakas.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

nadia.ns.cloudflare.com resolves to 108.162.192.207, 172.64.32.207 and 173.245.58.207 among others, with 3 other IP addresses in total.

ned.ns.cloudflare.com resolves to 108.162.193.210, 172.64.33.210 and 173.245.59.210 among others, with 3 other IP addresses in total.