classzone.com - dns.ninja
classzone.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 32.194.215.229 | ||||||
| PTR | ec2-32-194-215-229.compute-1.amazonaws.com | ||||||
| A | 44.197.255.113🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix | ||||||
| A | 52.70.6.92🇺🇸 Amazon52.70.0.0/15 EC2 IAD prefix | ||||||
| NS | ns-1135.awsdns-13.org ⭐ | ||||||
| A | 2600:9000:5304:6f00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1135.awsdns-13.org | ||||||
| A | 205.251.196.111🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1135.awsdns-13.org | ||||||
| NS | ns-1736.awsdns-25.co.uk | ||||||
| A | 2600:9000:5306:c800::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1736.awsdns-25.co.uk | ||||||
| A | 205.251.198.200🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1736.awsdns-25.co.uk | ||||||
| NS | ns-21.awsdns-02.com | ||||||
| A | 2600:9000:5300:1500::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-21.awsdns-02.com | ||||||
| A | 205.251.192.21🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-21.awsdns-02.com | ||||||
| NS | ns-659.awsdns-18.net | ||||||
| A | 2600:9000:5302:9300::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-659.awsdns-18.net | ||||||
| A | 205.251.194.147🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-659.awsdns-18.net | ||||||
| SOA | ns-1135.awsdns-13.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1783214351 | ||||||
rank #69035 in the tld
WOT: SAFE (94/100)
📈 Tranco rank: #520,736
Subdomains
Same first word
Similar names
DNS History
56 records (7 active, 49 former)
●NSns-1135.awsdns-13.org2017-09-13 → 2026-07-05 · 3 obs
○ 2017-07-21 16:00:48
● 2017-09-13 23:35:22
● 2026-07-05 01:26:16
● 2017-09-13 23:35:22
● 2026-07-05 01:26:16
●NSns-1736.awsdns-25.co.uk2017-09-13 → 2026-07-05 · 3 obs
○ 2017-07-21 16:00:48
● 2017-09-13 23:35:22
● 2026-07-05 01:26:16
● 2017-09-13 23:35:22
● 2026-07-05 01:26:16
●NSns-21.awsdns-02.com2017-09-13 → 2026-07-05 · 3 obs
○ 2017-07-21 16:00:48
● 2017-09-13 23:35:22
● 2026-07-05 01:26:16
● 2017-09-13 23:35:22
● 2026-07-05 01:26:16
●NSns-659.awsdns-18.net2017-09-13 → 2026-07-05 · 3 obs
○ 2017-07-21 16:00:48
● 2017-09-13 23:35:22
● 2026-07-05 01:26:16
● 2017-09-13 23:35:22
● 2026-07-05 01:26:16
○NSns1.hmco.com2009-07-04 → 2016-01-22 · 4 obs
● 2009-07-04 02:22:54
● 2016-01-22 19:14:18
○ 2016-02-04 09:37:08
○ 2026-07-05 01:26:16
● 2016-01-22 19:14:18
○ 2016-02-04 09:37:08
○ 2026-07-05 01:26:16
○NSns3.hmco.com2009-07-04 → 2009-07-04 · 3 obs
● 2009-07-04 02:22:54
○ 2015-09-04 13:19:24
○ 2026-07-05 01:26:16
○ 2015-09-04 13:19:24
○ 2026-07-05 01:26:16
○NSns4.hmco.com2009-07-04 → 2009-07-04 · 3 obs
● 2009-07-04 02:22:54
○ 2015-09-04 13:19:24
○ 2026-07-05 01:26:16
○ 2015-09-04 13:19:24
○ 2026-07-05 01:26:16
○NSns5.hmco.com2015-09-04 → 2017-07-21 · 5 obs
○ 2009-07-04 02:22:54
● 2015-09-04 13:19:24
● 2017-07-21 16:00:48
○ 2017-09-13 23:35:22
○ 2026-07-05 01:26:16
● 2015-09-04 13:19:24
● 2017-07-21 16:00:48
○ 2017-09-13 23:35:22
○ 2026-07-05 01:26:16
○NSns6.hmco.com2015-09-04 → 2017-07-21 · 5 obs
○ 2009-07-04 02:22:54
● 2015-09-04 13:19:24
● 2017-07-21 16:00:48
○ 2017-09-13 23:35:22
○ 2026-07-05 01:26:16
● 2015-09-04 13:19:24
● 2017-07-21 16:00:48
○ 2017-09-13 23:35:22
○ 2026-07-05 01:26:16
○NSns7.hmco.com2015-09-04 → 2017-07-21 · 5 obs
○ 2009-07-04 02:22:54
● 2015-09-04 13:19:24
● 2017-07-21 16:00:48
○ 2017-09-13 23:35:22
○ 2026-07-05 01:26:16
● 2015-09-04 13:19:24
● 2017-07-21 16:00:48
○ 2017-09-13 23:35:22
○ 2026-07-05 01:26:16
○MXbosmail1.hmco.com2009-07-04 → 2009-07-04 · 3 obs
● 2009-07-04 02:22:54
○ 2015-09-04 13:19:24
○ 2026-07-05 01:26:16
○ 2015-09-04 13:19:24
○ 2026-07-05 01:26:16
○MXevnmail1.hmco.com2009-07-04 → 2009-07-04 · 3 obs
● 2009-07-04 02:22:54
○ 2015-09-04 13:19:24
○ 2026-07-05 01:26:16
○ 2015-09-04 13:19:24
○ 2026-07-05 01:26:16
○MXus-smtp-inbound-1.mimecast.com2015-09-04 → 2017-07-21 · 5 obs
○ 2009-07-04 02:22:54
● 2015-09-04 13:19:24
● 2017-07-21 16:00:48
○ 2017-09-13 23:35:22
○ 2026-07-05 01:26:16
● 2015-09-04 13:19:24
● 2017-07-21 16:00:48
○ 2017-09-13 23:35:22
○ 2026-07-05 01:26:16
○MXus-smtp-inbound-2.mimecast.com2015-09-04 → 2017-07-21 · 5 obs
○ 2009-07-04 02:22:54
● 2015-09-04 13:19:24
● 2017-07-21 16:00:48
○ 2017-09-13 23:35:22
○ 2026-07-05 01:26:16
● 2015-09-04 13:19:24
● 2017-07-21 16:00:48
○ 2017-09-13 23:35:22
○ 2026-07-05 01:26:16
○A100.24.211.52026-04-26 → 2026-05-05 · 5 obs
○ 2026-04-21 23:33:54
● 2026-04-26 19:48:52
● 2026-05-05 09:38:32
○ 2026-05-12 00:19:06
○ 2026-07-05 01:26:16
● 2026-04-26 19:48:52
● 2026-05-05 09:38:32
○ 2026-05-12 00:19:06
○ 2026-07-05 01:26:16
○A100.25.149.102026-04-15 → 2026-04-21 · 5 obs
○ 2026-04-11 22:08:22
● 2026-04-15 23:02:56
● 2026-04-21 23:33:54
○ 2026-04-26 19:48:52
○ 2026-07-05 01:26:16
● 2026-04-15 23:02:56
● 2026-04-21 23:33:54
○ 2026-04-26 19:48:52
○ 2026-07-05 01:26:16
○A100.50.91.1782026-06-12 → 2026-06-17 · 5 obs
○ 2026-06-07 15:47:22
● 2026-06-12 05:35:46
● 2026-06-17 10:25:24
○ 2026-06-19 19:44:24
○ 2026-07-05 01:26:16
● 2026-06-12 05:35:46
● 2026-06-17 10:25:24
○ 2026-06-19 19:44:24
○ 2026-07-05 01:26:16
○A13.219.112.2512026-04-26 → 2026-05-02 · 5 obs
○ 2026-04-21 23:33:54
● 2026-04-26 19:48:52
● 2026-05-02 09:24:38
○ 2026-05-03 02:12:46
○ 2026-07-05 01:26:16
● 2026-04-26 19:48:52
● 2026-05-02 09:24:38
○ 2026-05-03 02:12:46
○ 2026-07-05 01:26:16
○A13.223.106.622026-02-14 → 2026-07-05 · 2 obs
○ 2026-02-14 17:47:52
○ 2026-07-05 01:26:16
○ 2026-07-05 01:26:16
○A155.44.225.252009-07-04 → 2016-06-25 · 4 obs
● 2009-07-04 02:22:54
● 2016-06-25 07:52:10
○ 2016-07-12 14:36:00
○ 2026-07-05 01:26:16
● 2016-06-25 07:52:10
○ 2016-07-12 14:36:00
○ 2026-07-05 01:26:16
○A18.207.21.1292026-04-26 → 2026-05-05 · 5 obs
○ 2026-04-21 23:33:54
● 2026-04-26 19:48:52
● 2026-05-05 09:38:32
○ 2026-05-12 00:19:06
○ 2026-07-05 01:26:16
● 2026-04-26 19:48:52
● 2026-05-05 09:38:32
○ 2026-05-12 00:19:06
○ 2026-07-05 01:26:16
○A18.207.34.2202026-05-14 → 2026-05-14 · 4 obs
○ 2026-05-12 00:19:06
● 2026-05-14 03:45:34
○ 2026-05-17 12:04:14
○ 2026-07-05 01:26:16
● 2026-05-14 03:45:34
○ 2026-05-17 12:04:14
○ 2026-07-05 01:26:16
○A209.235.125.1802016-07-12 → 2021-06-25 · 5 obs
○ 2016-06-25 07:52:10
● 2016-07-12 14:36:00
● 2021-06-25 05:21:58
○ 2026-02-14 17:47:52
○ 2026-07-05 01:26:16
● 2016-07-12 14:36:00
● 2021-06-25 05:21:58
○ 2026-02-14 17:47:52
○ 2026-07-05 01:26:16
○A3.226.81.212026-03-27 → 2026-03-31 · 5 obs
○ 2026-03-25 19:47:44
● 2026-03-27 10:27:26
● 2026-03-31 16:41:38
○ 2026-04-01 20:56:56
○ 2026-07-05 01:26:16
● 2026-03-27 10:27:26
● 2026-03-31 16:41:38
○ 2026-04-01 20:56:56
○ 2026-07-05 01:26:16
○A3.227.107.662026-02-14 → 2026-07-05 · 2 obs
○ 2026-02-14 17:47:52
○ 2026-07-05 01:26:16
○ 2026-07-05 01:26:16
●A32.194.215.2292026-07-05 → 2026-07-05 · 2 obs
○ 2026-06-19 19:44:24
● 2026-07-05 01:26:16
● 2026-07-05 01:26:16
○A32.194.4.2352026-04-15 → 2026-04-21 · 5 obs
○ 2026-04-11 22:08:22
● 2026-04-15 23:02:56
● 2026-04-21 23:33:54
○ 2026-04-26 19:48:52
○ 2026-07-05 01:26:16
● 2026-04-15 23:02:56
● 2026-04-21 23:33:54
○ 2026-04-26 19:48:52
○ 2026-07-05 01:26:16
○A32.199.150.1222026-05-30 → 2026-05-30 · 4 obs
○ 2026-05-28 19:00:50
● 2026-05-30 14:34:20
○ 2026-06-05 15:58:04
○ 2026-07-05 01:26:16
● 2026-05-30 14:34:20
○ 2026-06-05 15:58:04
○ 2026-07-05 01:26:16
○A34.196.91.302026-05-03 → 2026-05-05 · 5 obs
○ 2026-05-02 09:24:38
● 2026-05-03 02:12:46
● 2026-05-05 09:38:32
○ 2026-05-12 00:19:06
○ 2026-07-05 01:26:16
● 2026-05-03 02:12:46
● 2026-05-05 09:38:32
○ 2026-05-12 00:19:06
○ 2026-07-05 01:26:16
○A34.197.4.1402026-02-14 → 2026-03-02 · 5 obs
○ 2021-06-25 05:21:58
● 2026-02-14 17:47:52
● 2026-03-02 18:26:24
○ 2026-03-04 18:23:56
○ 2026-07-05 01:26:16
● 2026-02-14 17:47:52
● 2026-03-02 18:26:24
○ 2026-03-04 18:23:56
○ 2026-07-05 01:26:16
○A34.225.248.152026-03-20 → 2026-03-29 · 5 obs
○ 2026-03-19 21:12:22
● 2026-03-20 19:10:04
● 2026-03-29 21:00:10
○ 2026-03-31 16:41:38
○ 2026-07-05 01:26:16
● 2026-03-20 19:10:04
● 2026-03-29 21:00:10
○ 2026-03-31 16:41:38
○ 2026-07-05 01:26:16
○A34.231.98.2082026-03-18 → 2026-03-25 · 5 obs
○ 2026-03-17 06:19:04
● 2026-03-18 18:23:22
● 2026-03-25 19:47:44
○ 2026-03-27 10:27:26
○ 2026-07-05 01:26:16
● 2026-03-18 18:23:22
● 2026-03-25 19:47:44
○ 2026-03-27 10:27:26
○ 2026-07-05 01:26:16
○A34.233.207.1702026-06-14 → 2026-06-14 · 3 obs
○ 2026-06-13 05:10:56
● 2026-06-14 15:46:44
○ 2026-07-05 01:26:16
● 2026-06-14 15:46:44
○ 2026-07-05 01:26:16
○A44.196.114.1742026-03-17 → 2026-03-25 · 5 obs
○ 2026-03-15 18:13:06
● 2026-03-17 06:19:04
● 2026-03-25 19:47:44
○ 2026-03-27 10:27:26
○ 2026-07-05 01:26:16
● 2026-03-17 06:19:04
● 2026-03-25 19:47:44
○ 2026-03-27 10:27:26
○ 2026-07-05 01:26:16
●A44.197.255.1132026-06-19 → 2026-07-05 · 3 obs
○ 2026-06-17 10:25:24
● 2026-06-19 19:44:24
● 2026-07-05 01:26:16
● 2026-06-19 19:44:24
● 2026-07-05 01:26:16
○A44.205.171.842026-06-05 → 2026-06-13 · 5 obs
○ 2026-05-30 14:34:20
● 2026-06-05 15:58:04
● 2026-06-13 05:10:56
○ 2026-06-14 15:46:44
○ 2026-07-05 01:26:16
● 2026-06-05 15:58:04
● 2026-06-13 05:10:56
○ 2026-06-14 15:46:44
○ 2026-07-05 01:26:16
○A44.206.134.182026-05-28 → 2026-06-07 · 5 obs
○ 2026-05-24 14:21:38
● 2026-05-28 19:00:50
● 2026-06-07 15:47:22
○ 2026-06-12 05:35:46
○ 2026-07-05 01:26:16
● 2026-05-28 19:00:50
● 2026-06-07 15:47:22
○ 2026-06-12 05:35:46
○ 2026-07-05 01:26:16
○A44.207.18.2322026-05-12 → 2026-05-21 · 5 obs
○ 2026-05-05 09:38:32
● 2026-05-12 00:19:06
● 2026-05-21 12:04:30
○ 2026-05-24 14:21:38
○ 2026-07-05 01:26:16
● 2026-05-12 00:19:06
● 2026-05-21 12:04:30
○ 2026-05-24 14:21:38
○ 2026-07-05 01:26:16
○A44.215.156.22026-05-17 → 2026-05-24 · 5 obs
○ 2026-05-14 03:45:34
● 2026-05-17 12:04:14
● 2026-05-24 14:21:38
○ 2026-05-28 19:00:50
○ 2026-07-05 01:26:16
● 2026-05-17 12:04:14
● 2026-05-24 14:21:38
○ 2026-05-28 19:00:50
○ 2026-07-05 01:26:16
○A44.217.104.1642026-05-24 → 2026-05-30 · 5 obs
○ 2026-05-21 12:04:30
● 2026-05-24 14:21:38
● 2026-05-30 14:34:20
○ 2026-06-05 15:58:04
○ 2026-07-05 01:26:16
● 2026-05-24 14:21:38
● 2026-05-30 14:34:20
○ 2026-06-05 15:58:04
○ 2026-07-05 01:26:16
○A52.202.117.142026-02-14 → 2026-02-28 · 5 obs
○ 2021-06-25 05:21:58
● 2026-02-14 17:47:52
● 2026-02-28 18:15:42
○ 2026-03-02 18:26:24
○ 2026-07-05 01:26:16
● 2026-02-14 17:47:52
● 2026-02-28 18:15:42
○ 2026-03-02 18:26:24
○ 2026-07-05 01:26:16
○A52.22.163.952026-03-02 → 2026-03-15 · 5 obs
○ 2026-02-28 18:15:42
● 2026-03-02 18:26:24
● 2026-03-15 18:13:06
○ 2026-03-17 06:19:04
○ 2026-07-05 01:26:16
● 2026-03-02 18:26:24
● 2026-03-15 18:13:06
○ 2026-03-17 06:19:04
○ 2026-07-05 01:26:16
○A52.44.54.2052026-04-01 → 2026-04-11 · 5 obs
○ 2026-03-31 16:41:38
● 2026-04-01 20:56:56
● 2026-04-11 22:08:22
○ 2026-04-15 23:02:56
○ 2026-07-05 01:26:16
● 2026-04-01 20:56:56
● 2026-04-11 22:08:22
○ 2026-04-15 23:02:56
○ 2026-07-05 01:26:16
●A52.70.6.922026-07-05 → 2026-07-05 · 2 obs
○ 2026-06-19 19:44:24
● 2026-07-05 01:26:16
● 2026-07-05 01:26:16
○A52.72.199.1562026-02-14 → 2026-02-28 · 5 obs
○ 2021-06-25 05:21:58
● 2026-02-14 17:47:52
● 2026-02-28 18:15:42
○ 2026-03-02 18:26:24
○ 2026-07-05 01:26:16
● 2026-02-14 17:47:52
● 2026-02-28 18:15:42
○ 2026-03-02 18:26:24
○ 2026-07-05 01:26:16
○A52.72.32.1142026-04-15 → 2026-04-21 · 5 obs
○ 2026-04-11 22:08:22
● 2026-04-15 23:02:56
● 2026-04-21 23:33:54
○ 2026-04-26 19:48:52
○ 2026-07-05 01:26:16
● 2026-04-15 23:02:56
● 2026-04-21 23:33:54
○ 2026-04-26 19:48:52
○ 2026-07-05 01:26:16
○A52.87.60.422026-03-31 → 2026-04-11 · 5 obs
○ 2026-03-29 21:00:10
● 2026-03-31 16:41:38
● 2026-04-11 22:08:22
○ 2026-04-15 23:02:56
○ 2026-07-05 01:26:16
● 2026-03-31 16:41:38
● 2026-04-11 22:08:22
○ 2026-04-15 23:02:56
○ 2026-07-05 01:26:16
○A54.165.197.1952026-02-14 → 2026-07-05 · 2 obs
○ 2026-02-14 17:47:52
○ 2026-07-05 01:26:16
○ 2026-07-05 01:26:16
○A54.174.185.1482026-03-02 → 2026-03-19 · 5 obs
○ 2026-02-28 18:15:42
● 2026-03-02 18:26:24
● 2026-03-19 21:12:22
○ 2026-03-20 19:10:04
○ 2026-07-05 01:26:16
● 2026-03-02 18:26:24
● 2026-03-19 21:12:22
○ 2026-03-20 19:10:04
○ 2026-07-05 01:26:16
○A54.174.46.232026-05-12 → 2026-05-24 · 5 obs
○ 2026-05-05 09:38:32
● 2026-05-12 00:19:06
● 2026-05-24 14:21:38
○ 2026-05-28 19:00:50
○ 2026-07-05 01:26:16
● 2026-05-12 00:19:06
● 2026-05-24 14:21:38
○ 2026-05-28 19:00:50
○ 2026-07-05 01:26:16
○A54.196.65.992026-06-05 → 2026-06-13 · 5 obs
○ 2026-05-30 14:34:20
● 2026-06-05 15:58:04
● 2026-06-13 05:10:56
○ 2026-06-14 15:46:44
○ 2026-07-05 01:26:16
● 2026-06-05 15:58:04
● 2026-06-13 05:10:56
○ 2026-06-14 15:46:44
○ 2026-07-05 01:26:16
○A54.198.31.1492026-03-27 → 2026-04-11 · 5 obs
○ 2026-03-25 19:47:44
● 2026-03-27 10:27:26
● 2026-04-11 22:08:22
○ 2026-04-15 23:02:56
○ 2026-07-05 01:26:16
● 2026-03-27 10:27:26
● 2026-04-11 22:08:22
○ 2026-04-15 23:02:56
○ 2026-07-05 01:26:16
○A54.204.145.1262026-05-12 → 2026-05-12 · 4 obs
○ 2026-05-05 09:38:32
● 2026-05-12 00:19:06
○ 2026-05-14 03:45:34
○ 2026-07-05 01:26:16
● 2026-05-12 00:19:06
○ 2026-05-14 03:45:34
○ 2026-07-05 01:26:16
○A54.226.10.1432026-06-14 → 2026-06-14 · 3 obs
○ 2026-06-13 05:10:56
● 2026-06-14 15:46:44
○ 2026-07-05 01:26:16
● 2026-06-14 15:46:44
○ 2026-07-05 01:26:16
○A54.235.69.532026-03-04 → 2026-03-17 · 5 obs
○ 2026-03-02 18:26:24
● 2026-03-04 18:23:56
● 2026-03-17 06:19:04
○ 2026-03-18 18:23:22
○ 2026-07-05 01:26:16
● 2026-03-04 18:23:56
● 2026-03-17 06:19:04
○ 2026-03-18 18:23:22
○ 2026-07-05 01:26:16
○A54.88.218.1752026-05-28 → 2026-05-28 · 4 obs
○ 2026-05-24 14:21:38
● 2026-05-28 19:00:50
○ 2026-05-30 14:34:20
○ 2026-07-05 01:26:16
● 2026-05-28 19:00:50
○ 2026-05-30 14:34:20
○ 2026-07-05 01:26:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| classzone.com | ns-21.awsdns-02.com, ns-659.awsdns-18.net, ns-1736.awsdns-25.co.uk, ns-1135.awsdns-13.org | 2 records |
✅ Authoritative Response
Server:205.251.198.200
NS records: ns-21.awsdns-02.com, ns-659.awsdns-18.net, ns-1736.awsdns-25.co.uk, ns-1135.awsdns-13.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classzone.com (unsigned zone)
⏱️ Timing
Total: 310ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 32.194.215.229, 44.197.255.113... |
| NS | 4 | ns-1135.awsdns-13.org, ns-1736.awsdns-25.co.uk... |
| SOA | 1 | ns-1135.awsdns-13.org awsdns-hostmaster. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-21.awsdns-02.com, ns-21.awsdns-02.com)
Analysis
Hierarchy
classzone.com is the parent of www.classzone.com, activate.classzone.com, mlas.classzone.com, stg.classzone.com and olp.classzone.com.
IP Addresses
classzone.com maps to three IP numbers — 32.194.215.229, 44.197.255.113 and 52.70.6.92.
Additional host names — www.educationplace.com, www.hmhpub.com, hmco.com and two others — share IP numbers with classzone.com.
Name Servers
classzone.com has four authoritative name servers: ns-21.awsdns-02.com, ns-659.awsdns-18.net, ns-1135.awsdns-13.org and ns-1736.awsdns-25.co.uk.
classzone.com has at least partial name server overlap with other domains, such as kobiece-tematy.pl, ludia.io, rodopan.com.br and two others.
ns-21.awsdns-02.com, ns-659.awsdns-18.net, ns-1135.awsdns-13.org and ns-1736.awsdns-25.co.uk all point to exactly two IP numbers each: ns-21.awsdns-02.com → 205.251.192.21 and 2600:9000:5300:1500::1; ns-659.awsdns-18.net → 205.251.194.147 and 2600:9000:5302:9300::1; ns-1135.awsdns-13.org → 205.251.196.111 and 2600:9000:5304:6f00::1; ns-1736.awsdns-25.co.uk → 205.251.198.200 and 2600:9000:5306:c800::1.