`f.schedulemaster.com`

DNSSEC	⚠️ Not signed
A	99.84.252.12^{🇺🇸 Amazon99.84.248.0/21 Prod}
		PTR	`server-99-84-252-12.mia3.r.cloudfront.net`
A	99.84.252.40^{🇺🇸 Amazon99.84.248.0/21 Prod}
A	99.84.252.90^{🇺🇸 Amazon99.84.248.0/21 Prod}
A	99.84.252.98^{🇺🇸 Amazon99.84.248.0/21 Prod}

`schedulemaster.com`

	DNSSEC	⚠️ Not signed
	A	52.8.229.133^{🇺🇸 Amazon52.8.0.0/16 EC2 SFO Prefix}
	NS	`ns-1455.awsdns-53.org` ⭐
	NS	`ns-1822.awsdns-35.co.uk`
	NS	`ns-44.awsdns-05.com`
	NS	`ns-908.awsdns-49.net`
	MX	`inbound-smtp.us-east-1.amazonaws.com` ⭐
	TXT	`v=spf1 include:amazonses.com ~all`
	SOA	`ns-1455.awsdns-53.org`awsdns-hostmaster@amazon.com serial=1

Same first word

f.fi

f.cool

f.gd

f.cx

f.bi

f.kg

f.ai

f.run

f.net.pl

f.cc

f.gg

f.ag

f.lu

f.kiev.ua

f.team

f.sh

f.at

f.nx.cn

f.edu.pl

f.pl

f.akamai.net

f.gl

f.vg

f.hk.cn

f.mr

f.kz

f.xj.cn

f.box

f.dk

f.cg

f.zj.cn

f.co.za

f.recipes

f.inc

f.am

f.ht

f.tj.cn

f.ac

f.com.ua

f.pn

f.ph

f.co.nz

f.company

f.org

f.gov.au

f.co

f.im

f.ls

f.io

f.dog

f.gold

f.energy

f.plus

f.vision

f.biz

f.cheap

f.fj.cn

f.st

f.sc.cn

f.mw

f.ua

f.cm

f.sn.cn

f.elementor.cloud

f.ltd

f.wtf

f.gs.cn

f.freetls.fastly.net

f.cn

f.bank

f.fm

f.tv

f.fr

f.hr

f.akamaiedge-staging.net

f.bio

f.de

f.af

f.hu

f.tt

f.srl

f.tm

f.technology

f.is

f.com.pl

f.dating

f.ms

f.tl

f.nz

f.x0.to

f.cl

f.sh.cn

f.nu

f.net.cn

f.to

f.edgesuite.net

f.co.uk

f.akamaiedge.net

f.fyi

f.cz

DNS History

52 records (4 active, 48 former)

○A108.138.7.1062026-04-03 → 2026-04-03 · 4 obs

○ 2026-04-03 08:09:10
● 2026-04-03 20:30:52
○ 2026-04-04 00:35:56
○ 2026-04-15 07:52:00

○A108.138.7.1122026-04-03 → 2026-04-03 · 4 obs

○ 2026-04-03 08:09:10
● 2026-04-03 20:30:52
○ 2026-04-04 00:35:56
○ 2026-04-15 07:52:00

○A108.138.7.1242026-04-03 → 2026-04-03 · 4 obs

○ 2026-04-03 08:09:10
● 2026-04-03 20:30:52
○ 2026-04-04 00:35:56
○ 2026-04-15 07:52:00

○A108.138.7.632026-04-03 → 2026-04-03 · 4 obs

○ 2026-04-03 08:09:10
● 2026-04-03 20:30:52
○ 2026-04-04 00:35:56
○ 2026-04-15 07:52:00

○A13.33.109.1272026-03-30 → 2026-03-30 · 4 obs

○ 2026-03-30 00:45:24
● 2026-03-30 01:41:46
○ 2026-03-30 04:39:44
○ 2026-04-15 07:52:00

○A13.33.109.1292026-03-30 → 2026-03-30 · 4 obs

○ 2026-03-30 00:45:24
● 2026-03-30 01:41:46
○ 2026-03-30 04:39:44
○ 2026-04-15 07:52:00

○A13.33.109.622026-03-30 → 2026-03-30 · 4 obs

○ 2026-03-30 00:45:24
● 2026-03-30 01:41:46
○ 2026-03-30 04:39:44
○ 2026-04-15 07:52:00

○A13.33.109.862026-03-30 → 2026-03-30 · 4 obs

○ 2026-03-30 00:45:24
● 2026-03-30 01:41:46
○ 2026-03-30 04:39:44
○ 2026-04-15 07:52:00

○A13.35.107.42026-04-14 → 2026-04-14 · 4 obs

○ 2026-04-13 19:34:06
● 2026-04-14 13:17:40
○ 2026-04-15 00:48:56
○ 2026-04-15 07:52:00

○A13.35.107.402026-04-14 → 2026-04-14 · 4 obs

○ 2026-04-13 19:34:06
● 2026-04-14 13:17:40
○ 2026-04-15 00:48:56
○ 2026-04-15 07:52:00

○A13.35.107.442026-04-14 → 2026-04-14 · 4 obs

○ 2026-04-13 19:34:06
● 2026-04-14 13:17:40
○ 2026-04-15 00:48:56
○ 2026-04-15 07:52:00

○A13.35.107.802026-04-14 → 2026-04-14 · 4 obs

○ 2026-04-13 19:34:06
● 2026-04-14 13:17:40
○ 2026-04-15 00:48:56
○ 2026-04-15 07:52:00

○A18.160.46.1242026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-27 02:46:44
● 2026-02-27 09:53:44
○ 2026-02-27 14:50:20
○ 2026-04-15 07:52:00

○A18.160.46.192026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-27 02:46:44
● 2026-02-27 09:53:44
○ 2026-02-27 14:50:20
○ 2026-04-15 07:52:00

○A18.160.46.412026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-27 02:46:44
● 2026-02-27 09:53:44
○ 2026-02-27 14:50:20
○ 2026-04-15 07:52:00

○A18.160.46.782026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-27 02:46:44
● 2026-02-27 09:53:44
○ 2026-02-27 14:50:20
○ 2026-04-15 07:52:00

○A18.239.36.1082026-03-23 → 2026-03-23 · 5 obs

○ 2026-03-23 05:48:08
● 2026-03-23 16:25:00
● 2026-03-23 23:30:16
○ 2026-03-24 02:25:00
○ 2026-04-15 07:52:00

○A18.239.36.1132026-03-23 → 2026-03-23 · 5 obs

○ 2026-03-23 05:48:08
● 2026-03-23 16:25:00
● 2026-03-23 23:30:16
○ 2026-03-24 02:25:00
○ 2026-04-15 07:52:00

○A18.239.36.302026-03-23 → 2026-03-23 · 5 obs

○ 2026-03-23 05:48:08
● 2026-03-23 16:25:00
● 2026-03-23 23:30:16
○ 2026-03-24 02:25:00
○ 2026-04-15 07:52:00

○A18.239.36.902026-03-23 → 2026-03-23 · 5 obs

○ 2026-03-23 05:48:08
● 2026-03-23 16:25:00
● 2026-03-23 23:30:16
○ 2026-03-24 02:25:00
○ 2026-04-15 07:52:00

○A18.244.164.1022026-02-15 → 2026-04-15 · 97 obs

● 2026-02-15 23:49:44
● 2026-02-16 01:59:50
○ 2026-02-16 12:17:02
○ 2026-02-18 22:52:04
● 2026-02-18 23:48:46
○ 2026-02-19 01:15:54
○ 2026-02-20 12:02:30
● 2026-02-20 17:06:10
○ 2026-02-20 21:15:34
○ 2026-02-27 23:45:16
● 2026-02-28 00:28:04
○ 2026-02-28 07:43:58
○ 2026-03-03 22:02:46
● 2026-03-04 01:03:58
○ 2026-03-04 02:50:10
○ 2026-03-05 21:42:16
● 2026-03-06 02:50:40
○ 2026-03-06 05:46:56
○ 2026-03-06 23:52:20
● 2026-03-07 01:37:12
● 2026-03-07 03:11:16
○ 2026-03-07 21:56:54
● 2026-03-08 05:54:36
○ 2026-03-08 10:40:26
○ 2026-03-08 18:39:08
● 2026-03-08 22:09:02
● 2026-03-10 02:44:56
○ 2026-03-10 21:48:04
○ 2026-03-14 12:29:32
● 2026-03-14 16:55:44
○ 2026-03-14 18:03:56
○ 2026-03-14 19:56:38
● 2026-03-15 02:20:18
○ 2026-03-15 04:56:02
○ 2026-03-15 11:35:30
● 2026-03-15 13:20:00
○ 2026-03-15 22:33:56
○ 2026-03-16 00:45:36
● 2026-03-16 01:31:14
● 2026-03-17 04:34:54
○ 2026-03-17 16:46:58
● 2026-03-18 07:27:28
○ 2026-03-18 17:11:44
○ 2026-03-18 17:48:04
● 2026-03-19 01:43:56
○ 2026-03-19 18:52:26
○ 2026-03-19 22:29:10
● 2026-03-20 02:54:56
● 2026-03-23 03:23:06
○ 2026-03-23 05:48:08
○ 2026-03-23 23:30:16
● 2026-03-24 02:25:00
● 2026-03-24 03:02:38
○ 2026-03-24 09:07:12
● 2026-03-24 09:41:00
○ 2026-03-24 11:40:54
○ 2026-03-24 17:38:00
● 2026-03-24 22:04:22
● 2026-03-27 01:32:54
○ 2026-03-27 10:04:00
○ 2026-03-27 19:38:28
● 2026-03-28 02:09:08
○ 2026-03-28 22:10:14
● 2026-03-29 04:13:02
● 2026-03-29 05:23:52
○ 2026-03-29 16:12:36
○ 2026-03-30 15:40:40
● 2026-03-30 20:09:20
● 2026-03-31 03:50:54
○ 2026-03-31 10:37:22
● 2026-04-01 01:30:36
● 2026-04-02 18:44:46
○ 2026-04-03 08:09:10
○ 2026-04-03 20:30:52
● 2026-04-04 00:35:56
● 2026-04-04 13:20:40
○ 2026-04-05 03:13:50
○ 2026-04-05 13:23:50
● 2026-04-05 15:17:16
○ 2026-04-06 14:50:28
● 2026-04-07 22:27:06
● 2026-04-08 11:29:06
○ 2026-04-10 17:50:20
○ 2026-04-11 01:07:20
● 2026-04-11 01:45:18
● 2026-04-12 15:21:56
○ 2026-04-12 17:14:50
○ 2026-04-12 18:51:06
● 2026-04-13 01:08:28
○ 2026-04-13 08:10:38
○ 2026-04-13 09:20:04
● 2026-04-13 17:26:12
○ 2026-04-13 19:34:06
○ 2026-04-14 13:17:40
● 2026-04-15 00:48:56
○ 2026-04-15 06:01:52
○ 2026-04-15 07:52:00

○A18.244.164.1122026-02-15 → 2026-04-15 · 97 obs

○A18.244.164.152026-02-15 → 2026-04-15 · 97 obs

○A18.244.164.442026-02-15 → 2026-04-15 · 97 obs

○A216.137.44.1052026-03-12 → 2026-03-14 · 8 obs

○ 2026-03-11 14:58:32
● 2026-03-12 04:28:44
● 2026-03-13 04:08:34
○ 2026-03-13 23:17:56
○ 2026-03-14 11:50:44
● 2026-03-14 12:29:32
○ 2026-03-14 16:55:44
○ 2026-04-15 07:52:00

○A216.137.44.1232026-03-12 → 2026-03-14 · 8 obs

○ 2026-03-11 14:58:32
● 2026-03-12 04:28:44
● 2026-03-13 04:08:34
○ 2026-03-13 23:17:56
○ 2026-03-14 11:50:44
● 2026-03-14 12:29:32
○ 2026-03-14 16:55:44
○ 2026-04-15 07:52:00

○A216.137.44.312026-03-12 → 2026-03-14 · 8 obs

○ 2026-03-11 14:58:32
● 2026-03-12 04:28:44
● 2026-03-13 04:08:34
○ 2026-03-13 23:17:56
○ 2026-03-14 11:50:44
● 2026-03-14 12:29:32
○ 2026-03-14 16:55:44
○ 2026-04-15 07:52:00

○A216.137.44.42026-03-12 → 2026-03-14 · 8 obs

○ 2026-03-11 14:58:32
● 2026-03-12 04:28:44
● 2026-03-13 04:08:34
○ 2026-03-13 23:17:56
○ 2026-03-14 11:50:44
● 2026-03-14 12:29:32
○ 2026-03-14 16:55:44
○ 2026-04-15 07:52:00

○A3.161.174.692026-04-03 → 2026-04-05 · 8 obs

○ 2026-04-02 18:44:46
● 2026-04-03 08:09:10
○ 2026-04-03 20:30:52
○ 2026-04-04 13:20:40
● 2026-04-05 03:13:50
● 2026-04-05 13:23:50
○ 2026-04-05 15:17:16
○ 2026-04-15 07:52:00

○A3.161.174.822026-04-03 → 2026-04-05 · 8 obs

○ 2026-04-02 18:44:46
● 2026-04-03 08:09:10
○ 2026-04-03 20:30:52
○ 2026-04-04 13:20:40
● 2026-04-05 03:13:50
● 2026-04-05 13:23:50
○ 2026-04-05 15:17:16
○ 2026-04-15 07:52:00

○A3.161.174.892026-04-03 → 2026-04-05 · 8 obs

○ 2026-04-02 18:44:46
● 2026-04-03 08:09:10
○ 2026-04-03 20:30:52
○ 2026-04-04 13:20:40
● 2026-04-05 03:13:50
● 2026-04-05 13:23:50
○ 2026-04-05 15:17:16
○ 2026-04-15 07:52:00

○A3.161.174.982026-04-03 → 2026-04-05 · 8 obs

○ 2026-04-02 18:44:46
● 2026-04-03 08:09:10
○ 2026-04-03 20:30:52
○ 2026-04-04 13:20:40
● 2026-04-05 03:13:50
● 2026-04-05 13:23:50
○ 2026-04-05 15:17:16
○ 2026-04-15 07:52:00

○A3.164.68.132026-03-23 → 2026-03-27 · 15 obs

○ 2026-03-23 03:23:06
● 2026-03-23 05:48:08
○ 2026-03-23 16:25:00
○ 2026-03-24 03:02:38
● 2026-03-24 09:07:12
○ 2026-03-24 09:41:00
● 2026-03-24 11:40:54
○ 2026-03-24 12:24:34
● 2026-03-24 14:21:46
● 2026-03-24 17:38:00
○ 2026-03-24 22:04:22
○ 2026-03-27 10:04:00
● 2026-03-27 19:38:28
○ 2026-03-28 02:09:08
○ 2026-04-15 07:52:00

○A3.164.68.222026-03-23 → 2026-03-27 · 15 obs

○A3.164.68.422026-03-23 → 2026-03-27 · 15 obs

○A3.164.68.582026-03-23 → 2026-03-27 · 15 obs

○A3.167.56.1032026-02-16 → 2026-04-13 · 85 obs

○ 2026-02-15 23:49:44
○ 2026-02-16 01:59:50
● 2026-02-16 12:17:02
● 2026-02-16 22:11:18
○ 2026-02-17 03:41:18
○ 2026-02-17 06:39:24
● 2026-02-17 17:02:04
● 2026-02-18 22:52:04
○ 2026-02-18 23:48:46
○ 2026-02-19 01:15:54
● 2026-02-19 08:06:58
○ 2026-02-19 10:20:02
● 2026-02-19 18:20:32
● 2026-02-20 12:02:30
○ 2026-02-20 17:06:10
● 2026-02-20 21:15:34
● 2026-02-23 19:23:42
○ 2026-02-23 20:43:48
● 2026-02-23 22:44:20
● 2026-02-24 05:08:34
○ 2026-02-24 08:52:30
● 2026-02-24 14:11:32
● 2026-02-25 04:31:44
○ 2026-02-25 06:01:34
● 2026-02-25 13:58:46
● 2026-02-27 02:46:44
○ 2026-02-27 09:53:44
● 2026-02-27 14:50:20
● 2026-02-27 23:45:16
○ 2026-02-28 00:28:04
● 2026-02-28 07:43:58
○ 2026-02-28 14:34:36
● 2026-02-28 15:42:50
● 2026-03-01 07:19:42
○ 2026-03-01 09:10:04
● 2026-03-01 15:32:06
● 2026-03-02 06:37:04
○ 2026-03-02 12:42:14
● 2026-03-02 14:48:50
○ 2026-03-02 15:29:00
● 2026-03-02 22:36:56
● 2026-03-03 00:36:30
○ 2026-03-03 03:31:42
● 2026-03-03 06:44:18
● 2026-03-03 22:02:46
○ 2026-03-04 01:03:58
○ 2026-03-04 02:50:10
● 2026-03-04 06:16:54
● 2026-03-05 21:42:16
○ 2026-03-06 02:50:40
● 2026-03-06 05:46:56
● 2026-03-06 23:52:20
○ 2026-03-07 01:37:12
○ 2026-03-11 13:10:48
● 2026-03-11 14:58:32
○ 2026-03-12 04:28:44
○ 2026-03-13 04:08:34
● 2026-03-13 23:17:56
○ 2026-03-14 02:35:22
○ 2026-03-14 16:55:44
● 2026-03-14 18:03:56
● 2026-03-14 19:56:38
○ 2026-03-15 02:20:18
● 2026-03-15 04:56:02
○ 2026-03-15 11:35:30
○ 2026-03-15 22:33:56
● 2026-03-16 00:45:36
○ 2026-03-16 01:31:14
○ 2026-03-17 04:34:54
● 2026-03-17 16:46:58
○ 2026-03-18 07:27:28
○ 2026-03-24 11:40:54
● 2026-03-24 12:24:34
○ 2026-03-24 14:21:46
○ 2026-03-27 01:32:54
● 2026-03-27 10:04:00
○ 2026-03-27 19:38:28
○ 2026-03-30 04:39:44
● 2026-03-30 15:40:40
○ 2026-03-30 20:09:20
○ 2026-04-13 01:08:28
● 2026-04-13 08:10:38
● 2026-04-13 09:20:04
○ 2026-04-13 17:26:12
○ 2026-04-15 07:52:00

○A3.167.56.182026-02-16 → 2026-04-13 · 85 obs

○A3.167.56.362026-02-16 → 2026-04-13 · 85 obs

○A3.167.56.622026-02-16 → 2026-04-13 · 85 obs

○A52.222.244.542026-02-17 → 2026-03-19 · 56 obs

○ 2026-02-16 22:11:18
● 2026-02-17 03:41:18
● 2026-02-17 06:39:24
○ 2026-02-17 17:02:04
○ 2026-02-18 23:48:46
● 2026-02-19 01:15:54
○ 2026-02-19 08:06:58
● 2026-02-19 10:20:02
○ 2026-02-19 18:20:32
○ 2026-02-23 19:23:42
● 2026-02-23 20:43:48
○ 2026-02-23 22:44:20
○ 2026-02-24 05:08:34
● 2026-02-24 08:52:30
○ 2026-02-24 14:11:32
○ 2026-02-25 04:31:44
● 2026-02-25 06:01:34
○ 2026-02-25 13:58:46
○ 2026-02-28 07:43:58
● 2026-02-28 14:34:36
○ 2026-02-28 15:42:50
○ 2026-03-01 07:19:42
● 2026-03-01 09:10:04
○ 2026-03-01 15:32:06
○ 2026-03-02 06:37:04
● 2026-03-02 12:42:14
○ 2026-03-02 14:48:50
● 2026-03-02 15:29:00
○ 2026-03-02 22:36:56
○ 2026-03-03 00:36:30
● 2026-03-03 03:31:42
○ 2026-03-03 06:44:18
○ 2026-03-04 01:03:58
● 2026-03-04 02:50:10
○ 2026-03-04 06:16:54
○ 2026-03-08 05:54:36
● 2026-03-08 10:40:26
● 2026-03-08 16:13:08
○ 2026-03-08 18:39:08
○ 2026-03-10 02:44:56
● 2026-03-10 21:48:04
● 2026-03-11 13:10:48
○ 2026-03-11 14:58:32
○ 2026-03-15 04:56:02
● 2026-03-15 11:35:30
○ 2026-03-15 13:20:00
● 2026-03-15 22:33:56
○ 2026-03-16 00:45:36
○ 2026-03-18 07:27:28
● 2026-03-18 17:11:44
● 2026-03-18 17:48:04
○ 2026-03-19 01:43:56
● 2026-03-19 18:52:26
● 2026-03-19 22:29:10
○ 2026-03-20 02:54:56
○ 2026-04-15 07:52:00

○A52.222.244.552026-02-17 → 2026-03-19 · 56 obs

○A52.222.244.732026-02-17 → 2026-03-19 · 56 obs

○A52.222.244.832026-02-17 → 2026-03-19 · 56 obs

○A99.84.160.1062026-03-07 → 2026-04-11 · 23 obs

○ 2026-03-07 03:11:16
● 2026-03-07 21:56:54
○ 2026-03-08 05:54:36
○ 2026-03-08 16:13:08
● 2026-03-08 18:39:08
○ 2026-03-08 22:09:02
○ 2026-03-13 23:17:56
● 2026-03-14 02:35:22
● 2026-03-14 11:50:44
○ 2026-03-14 12:29:32
○ 2026-03-29 05:23:52
● 2026-03-29 16:12:36
○ 2026-03-29 17:51:28
○ 2026-03-29 18:22:44
● 2026-03-30 00:45:24
○ 2026-03-30 01:41:46
● 2026-03-30 04:39:44
○ 2026-03-30 15:40:40
○ 2026-04-08 11:29:06
● 2026-04-10 17:50:20
● 2026-04-11 01:07:20
○ 2026-04-11 01:45:18
○ 2026-04-15 07:52:00

○A99.84.160.1112026-03-07 → 2026-04-11 · 23 obs

○A99.84.160.1232026-03-07 → 2026-04-11 · 23 obs

○A99.84.160.892026-03-07 → 2026-04-11 · 23 obs

●A99.84.252.122026-03-28 → 2026-04-15 · 23 obs

○ 2026-03-28 02:09:08
● 2026-03-28 22:10:14
○ 2026-03-29 04:13:02
○ 2026-03-29 16:12:36
● 2026-03-29 17:51:28
● 2026-03-29 18:22:44
○ 2026-03-30 00:45:24
○ 2026-03-31 03:50:54
● 2026-03-31 10:37:22
○ 2026-04-01 01:30:36
○ 2026-04-05 15:17:16
● 2026-04-06 14:50:28
○ 2026-04-07 22:27:06
○ 2026-04-12 15:21:56
● 2026-04-12 17:14:50
● 2026-04-12 18:51:06
○ 2026-04-13 01:08:28
○ 2026-04-13 17:26:12
● 2026-04-13 19:34:06
○ 2026-04-14 13:17:40
○ 2026-04-15 00:48:56
● 2026-04-15 06:01:52
● 2026-04-15 07:52:00

●A99.84.252.402026-03-28 → 2026-04-15 · 23 obs

●A99.84.252.902026-03-28 → 2026-04-15 · 23 obs

●A99.84.252.982026-03-28 → 2026-04-15 · 23 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
schedulemaster.com	ns-44.awsdns-05.com, ns-908.awsdns-49.net, ns-1822.awsdns-35.co.uk, ns-1455.awsdns-53.org	1 record

✅ Authoritative Response

Server:205.251.192.44

NS records: ns-44.awsdns-05.com, ns-908.awsdns-49.net, ns-1822.awsdns-35.co.uk, ns-1455.awsdns-53.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schedulemaster.com (unsigned zone)

⏱️ Timing

Total: 419ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`99.84.252.98, 99.84.252.40...`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-44.awsdns-05.com)

Analysis

IP Addresses

f.schedulemaster.com maps to four IP numbers: 99.84.252.12, 99.84.252.40, 99.84.252.90 and 99.84.252.98.

Other host names, for instance d3d19p73p9rtaz.cloudfront.net, profile.icn50.menulog.co.nz, ongs.ca, d2dflf08ognz4y.cloudfront.net and us-e.menulog.co.nz share IP numbers with f.schedulemaster.com.

f.schedulemaster.com - robtex.com