`studocu.id`

DNSSEC	⚠️ Not signed
A	54.211.32.156^{🇺🇸 Amazon54.211.0.0/16 EC2 IAD prefix}
		PTR	`ec2-54-211-32-156.compute-1.amazonaws.com`
A	98.80.38.59^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
A	100.59.142.63^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
NS	`ns-1163.awsdns-17.org` ⭐
		A	2600:9000:5304:8b00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1163.awsdns-17.org`
		A	205.251.196.139^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1163.awsdns-17.org`
NS	`ns-1649.awsdns-14.co.uk`
		A	2600:9000:5306:7100::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1649.awsdns-14.co.uk`
		A	205.251.198.113^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1649.awsdns-14.co.uk`
NS	`ns-90.awsdns-11.com`
		A	2600:9000:5300:5a00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-90.awsdns-11.com`
		A	205.251.192.90^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-90.awsdns-11.com`
NS	`ns-951.awsdns-54.net`
		A	2600:9000:5303:b700::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-951.awsdns-54.net`
		A	205.251.195.183^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-951.awsdns-54.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f27.1e100.net`
		A	192.178.218.27^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`ahrefs-site-verification_a69a5c7e0cf8d330a60d94b186c862c6814019cb36c1c358e37d...`
TXT	`apple-domain-verification=xeYZAlVyX43Vs6dD`
TXT	`facebook-domain-verification=u3yb61diabkg96kk28mz20c2vrkjdd`
TXT	`google-site-verification=ZmwQMCSiMaZ3vKXMNiZ8HN_qdKuW9Ac9pZTPdK6WF5Q`
TXT	`google-site-verification=tbO9VVhS967XYMmpGTDPdt5Tco06AxEaKcUoL7yZQ4A`
TXT	`pinterest-site-verification=adec26a8fe07f712851f953c850e9b15`
TXT	`v=spf1 a mx include:mail.zendesk.com include:_spf.google.com -all`
SOA	`ns-1163.awsdns-17.org`awsdns-hostmaster@amazon.com serial=1

`id`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.dns.id` ⭐
	NS	`c.dns.id`
	NS	`d.dns.id`
	NS	`e.dns.id`
	NS	`ns4.apnic.net`
	SOA	`b.dns.id`hostmaster@pandi.id serial=2026214176

rank #731421 globally
rank #2673 in the tld
📈 Tranco rank: #77,466

Subdomains

www.studocu.id

Same first word

studocu.fr

studocu.id

studocu.dk

studocu.de

studocu.nl

studocu.it

studocu.vn

studocu.ch

studocu.com

studocu.es

studocu.be

studocu.se

studocu.at

Similar names

studuco.com

cdsuotu.com

DNS History

30 records (12 active, 18 former)

●NSns-1163.awsdns-17.org2026-04-12 → 2026-07-27 · 2 obs

● 2026-04-12 15:27:16
● 2026-07-27 07:15:42

●NSns-1649.awsdns-14.co.uk2026-04-12 → 2026-07-27 · 2 obs

● 2026-04-12 15:27:16
● 2026-07-27 07:15:42

●NSns-90.awsdns-11.com2026-04-12 → 2026-07-27 · 2 obs

● 2026-04-12 15:27:16
● 2026-07-27 07:15:42

●NSns-951.awsdns-54.net2026-04-12 → 2026-07-27 · 2 obs

● 2026-04-12 15:27:16
● 2026-07-27 07:15:42

●MXalt1.aspmx.l.google.com2026-04-12 → 2026-07-27 · 2 obs

● 2026-04-12 15:27:16
● 2026-07-27 07:15:42

●MXalt2.aspmx.l.google.com2026-04-12 → 2026-07-27 · 2 obs

● 2026-04-12 15:27:16
● 2026-07-27 07:15:42

●MXalt3.aspmx.l.google.com2026-04-12 → 2026-07-27 · 2 obs

● 2026-04-12 15:27:16
● 2026-07-27 07:15:42

●MXalt4.aspmx.l.google.com2026-04-12 → 2026-07-27 · 2 obs

● 2026-04-12 15:27:16
● 2026-07-27 07:15:42

●MXaspmx.l.google.com2026-04-12 → 2026-07-27 · 2 obs

● 2026-04-12 15:27:16
● 2026-07-27 07:15:42

○A100.56.99.542026-06-21 → 2026-06-21 · 3 obs

○ 2026-06-09 18:29:04
● 2026-06-21 23:43:28
○ 2026-07-27 07:15:42

●A100.59.142.632026-07-27 → 2026-07-27 · 2 obs

○ 2026-06-21 23:43:28
● 2026-07-27 07:15:42

○A18.205.175.182026-05-01 → 2026-05-04 · 5 obs

○ 2026-04-21 10:37:24
● 2026-05-01 06:25:46
● 2026-05-04 13:49:48
○ 2026-05-12 00:02:36
○ 2026-07-27 07:15:42

○A3.219.77.1512026-05-12 → 2026-05-21 · 5 obs

○ 2026-05-04 13:49:48
● 2026-05-12 00:02:36
● 2026-05-21 02:09:28
○ 2026-05-31 20:22:02
○ 2026-07-27 07:15:42

○A3.221.47.1052026-06-06 → 2026-06-09 · 5 obs

○ 2026-06-02 00:58:18
● 2026-06-06 06:29:58
● 2026-06-09 18:29:04
○ 2026-06-21 23:43:28
○ 2026-07-27 07:15:42

○A3.229.109.1582026-06-02 → 2026-06-09 · 5 obs

○ 2026-05-31 20:22:02
● 2026-06-02 00:58:18
● 2026-06-09 18:29:04
○ 2026-06-21 23:43:28
○ 2026-07-27 07:15:42

○A3.229.34.1062026-05-12 → 2026-05-21 · 5 obs

○ 2026-05-04 13:49:48
● 2026-05-12 00:02:36
● 2026-05-21 02:09:28
○ 2026-05-31 20:22:02
○ 2026-07-27 07:15:42

○A34.236.57.32026-05-31 → 2026-06-02 · 5 obs

○ 2026-05-21 02:09:28
● 2026-05-31 20:22:02
● 2026-06-02 00:58:18
○ 2026-06-06 06:29:58
○ 2026-07-27 07:15:42

○A34.238.29.1272026-05-12 → 2026-05-21 · 5 obs

○ 2026-05-04 13:49:48
● 2026-05-12 00:02:36
● 2026-05-21 02:09:28
○ 2026-05-31 20:22:02
○ 2026-07-27 07:15:42

○A34.239.229.2522026-05-31 → 2026-06-02 · 5 obs

○ 2026-05-21 02:09:28
● 2026-05-31 20:22:02
● 2026-06-02 00:58:18
○ 2026-06-06 06:29:58
○ 2026-07-27 07:15:42

○A35.173.21.2322026-04-12 → 2026-04-21 · 4 obs

● 2026-04-12 15:27:16
● 2026-04-21 00:16:54
○ 2026-04-21 10:37:24
○ 2026-07-27 07:15:42

○A35.173.43.1322026-06-21 → 2026-06-21 · 3 obs

○ 2026-06-09 18:29:04
● 2026-06-21 23:43:28
○ 2026-07-27 07:15:42

○A44.205.211.652026-05-01 → 2026-05-04 · 5 obs

○ 2026-04-21 10:37:24
● 2026-05-01 06:25:46
● 2026-05-04 13:49:48
○ 2026-05-12 00:02:36
○ 2026-07-27 07:15:42

○A50.19.175.2502026-06-06 → 2026-06-09 · 5 obs

○ 2026-06-02 00:58:18
● 2026-06-06 06:29:58
● 2026-06-09 18:29:04
○ 2026-06-21 23:43:28
○ 2026-07-27 07:15:42

○A52.3.56.522026-04-21 → 2026-05-04 · 5 obs

○ 2026-04-21 00:16:54
● 2026-04-21 10:37:24
● 2026-05-04 13:49:48
○ 2026-05-12 00:02:36
○ 2026-07-27 07:15:42

○A54.160.16.362026-05-31 → 2026-05-31 · 4 obs

○ 2026-05-21 02:09:28
● 2026-05-31 20:22:02
○ 2026-06-02 00:58:18
○ 2026-07-27 07:15:42

○A54.205.225.2372026-06-21 → 2026-06-21 · 3 obs

○ 2026-06-09 18:29:04
● 2026-06-21 23:43:28
○ 2026-07-27 07:15:42

●A54.211.32.1562026-07-27 → 2026-07-27 · 2 obs

○ 2026-06-21 23:43:28
● 2026-07-27 07:15:42

○A54.224.3.1042026-04-12 → 2026-04-21 · 4 obs

● 2026-04-12 15:27:16
● 2026-04-21 10:37:24
○ 2026-05-01 06:25:46
○ 2026-07-27 07:15:42

○A54.234.69.232026-04-12 → 2026-04-21 · 4 obs

● 2026-04-12 15:27:16
● 2026-04-21 10:37:24
○ 2026-05-01 06:25:46
○ 2026-07-27 07:15:42

●A98.80.38.592026-07-27 → 2026-07-27 · 2 obs

○ 2026-06-21 23:43:28
● 2026-07-27 07:15:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
id	b.dns.id, e.dns.id, c.dns.id, d.dns.id...	10 records
studocu.id	ns-90.awsdns-11.com, ns-951.awsdns-54.net, ns-1163.awsdns-17.org, ns-1649.awsdns-14.co.uk	-

✅ Authoritative Response

Server:205.251.196.139

NS records: ns-90.awsdns-11.com, ns-951.awsdns-54.net, ns-1163.awsdns-17.org, ns-1649.awsdns-14.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studocu.id (unsigned zone)

⏱️ Timing

Total: 1720ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`54.211.32.156, 100.59.142.63...`
NS	4	`ns-1163.awsdns-17.org, ns-1649.awsdns-14.co.uk...`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	7	`ahrefs-site-verification_a69a5c7e0cf8d33, apple-domain-verification=xeYZAlVyX43Vs6...`
SOA	1	`ns-1163.awsdns-17.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 10

In-bailiwick: 8 (b.dns.id, c.dns.id, d.dns.id...)

Out-of-bailiwick: 2 (ns4.apnic.net, ns4.apnic.net)

Analysis

Hierarchy

www.studocu.id is a subdomain of studocu.id.

IP Addresses

studocu.id has three IP addresses: 54.211.32.156, 98.80.38.59 and 100.59.142.63.

studocu.com and ec2-98-80-38-59.compute-1.amazonaws.com are among other host names that share IP numbers with studocu.id.

Name Servers

studocu.id has four authoritative name servers: ns-90.awsdns-11.com, ns-951.awsdns-54.net, ns-1163.awsdns-17.org and ns-1649.awsdns-14.co.uk.

The name servers of studocu.id overlap at least partially with those of other domains — among them mc.be, ppj-processing.com, ticketswap.com.au and two more.

Each of the four hosts ns-90.awsdns-11.com, ns-951.awsdns-54.net, ns-1163.awsdns-17.org and ns-1649.awsdns-14.co.uk has two IP addresses. ns-90.awsdns-11.com points to 205.251.192.90 and 2600:9000:5300:5a00::1. ns-951.awsdns-54.net points to 205.251.195.183 and 2600:9000:5303:b700::1. ns-1163.awsdns-17.org points to 205.251.196.139 and 2600:9000:5304:8b00::1. ns-1649.awsdns-14.co.uk points to 205.251.198.113 and 2600:9000:5306:7100::1.

Mail Servers

Five mail servers handle studocu.id: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

studocu.id shares mail servers — at least in part — with other domains, including russianvoiceoverservices.com, centrooms.hu, kpmeda.wpengine.com and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com resolves to 192.178.218.27 and 2607:f8b0:4004:c1b::1b.

alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1b.