rfpguide.com - dns.ninja

`rfpguide.com`

DNSSEC	⚠️ Not signed
A	18.160.10.17^{🇺🇸 Amazon18.160.8.0/22}
		PTR	`server-18-160-10-17.iad12.r.cloudfront.net`
A	18.160.10.57^{🇺🇸 Amazon18.160.8.0/22}
A	18.160.10.73^{🇺🇸 Amazon18.160.8.0/22}
A	18.160.10.114^{🇺🇸 Amazon18.160.8.0/22}
NS	`ns-1851.awsdns-39.co.uk` ⭐
		A	2600:9000:5307:3b00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1851.awsdns-39.co.uk`
		A	205.251.199.59^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1851.awsdns-39.co.uk`
NS	`ns-1309.awsdns-35.org`
		A	2600:9000:5305:1d00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1309.awsdns-35.org`
		A	205.251.197.29^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1309.awsdns-35.org`
NS	`ns-485.awsdns-60.com`
		A	2600:9000:5301:e500::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-485.awsdns-60.com`
		A	205.251.193.229^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-485.awsdns-60.com`
NS	`ns-610.awsdns-12.net`
		A	2600:9000:5302:6200::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-610.awsdns-12.net`
		A	205.251.194.98^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-610.awsdns-12.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c06::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 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`⁽³⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽⁴⁰⁾
		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	`aspmx3.googlemail.com`⁽⁵⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`google-site-verification=ArAUFz7M83-5Bza8Ymaw_8q2DQOHoUrjsrE4YFrC8U0`
TXT	`google-site-verification=Nt2lS4ovVTnTSV96ZC0aQ251IV7AEI0nCsB-9DGLIsw`
TXT	`google-site-verification=utymflxHw4jPs7yV66vauEw79pIqQxpv1Eiims0YPT0`
TXT	`v=spf1 include:_spf.rfpguide.com -all`
SOA	`ns-1851.awsdns-39.co.uk`awsdns-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.net`nstld@verisign-grs.com serial=1783853442

Subdomains

app.rfpguide.com

Same first word

rfpguide.com

DNS History

103 records (13 active, 90 former)

●NSns-1309.awsdns-35.org2026-02-19 → 2026-07-12 · 3 obs

○ 2020-04-01 14:40:16
● 2026-02-19 05:24:48
● 2026-07-12 10:54:18

●NSns-1851.awsdns-39.co.uk2026-02-19 → 2026-07-12 · 3 obs

○ 2020-04-01 14:40:16
● 2026-02-19 05:24:48
● 2026-07-12 10:54:18

●NSns-485.awsdns-60.com2026-02-19 → 2026-07-12 · 3 obs

○ 2020-04-01 14:40:16
● 2026-02-19 05:24:48
● 2026-07-12 10:54:18

●NSns-610.awsdns-12.net2026-02-19 → 2026-07-12 · 3 obs

○ 2020-04-01 14:40:16
● 2026-02-19 05:24:48
● 2026-07-12 10:54:18

○NSns1.domainapps.com2015-08-17 → 2020-04-01 · 4 obs

● 2015-08-17 05:04:34
● 2020-04-01 14:40:16
○ 2026-02-19 05:24:48
○ 2026-07-12 10:54:18

○NSns2.domainapps.com2015-08-17 → 2020-04-01 · 4 obs

● 2015-08-17 05:04:34
● 2020-04-01 14:40:16
○ 2026-02-19 05:24:48
○ 2026-07-12 10:54:18

●MXalt1.aspmx.l.google.com2026-02-19 → 2026-07-12 · 3 obs

○ 2020-04-01 14:40:16
● 2026-02-19 05:24:48
● 2026-07-12 10:54:18

●MXalt2.aspmx.l.google.com2026-02-19 → 2026-07-12 · 3 obs

○ 2020-04-01 14:40:16
● 2026-02-19 05:24:48
● 2026-07-12 10:54:18

●MXaspmx.l.google.com2026-02-19 → 2026-07-12 · 3 obs

○ 2020-04-01 14:40:16
● 2026-02-19 05:24:48
● 2026-07-12 10:54:18

●MXaspmx2.googlemail.com2026-02-19 → 2026-07-12 · 3 obs

○ 2020-04-01 14:40:16
● 2026-02-19 05:24:48
● 2026-07-12 10:54:18

●MXaspmx3.googlemail.com2026-02-19 → 2026-07-12 · 3 obs

○ 2020-04-01 14:40:16
● 2026-02-19 05:24:48
● 2026-07-12 10:54:18

○MXmail.b-io.co2015-08-17 → 2017-03-17 · 4 obs

● 2015-08-17 05:04:34
● 2017-03-17 01:58:00
○ 2020-04-01 14:40:16
○ 2026-07-12 10:54:18

○MXmx174.m1bp.com2020-04-01 → 2020-04-01 · 4 obs

○ 2017-03-17 01:58:00
● 2020-04-01 14:40:16
○ 2026-02-19 05:24:48
○ 2026-07-12 10:54:18

○A108.158.137.1212026-04-01 → 2026-07-03 · 22 obs

○ 2026-04-01 14:04:20
● 2026-04-01 19:51:58
○ 2026-04-01 20:30:46
○ 2026-04-03 23:55:06
● 2026-04-04 00:44:06
○ 2026-04-04 01:31:30
○ 2026-05-06 14:04:44
● 2026-05-06 15:48:14
○ 2026-05-06 23:12:40
○ 2026-05-17 22:08:04
● 2026-05-17 23:03:58
○ 2026-05-18 08:45:46
○ 2026-06-01 17:16:50
● 2026-06-01 22:54:36
○ 2026-06-02 00:32:46
● 2026-07-01 20:30:38
○ 2026-07-02 10:00:58
● 2026-07-02 22:16:32
○ 2026-07-03 05:57:40
● 2026-07-03 06:47:52
○ 2026-07-03 12:24:20
○ 2026-07-12 10:54:18

○A108.158.137.132026-04-01 → 2026-07-03 · 22 obs

○A108.158.137.232026-04-01 → 2026-07-03 · 22 obs

○A108.158.137.922026-04-01 → 2026-07-03 · 22 obs

○A13.227.207.1182026-03-28 → 2026-07-12 · 29 obs

○ 2026-03-28 01:23:18
● 2026-03-28 13:41:58
○ 2026-03-29 00:50:54
● 2026-03-29 04:12:40
○ 2026-03-29 05:26:34
○ 2026-05-29 02:20:02
● 2026-05-29 09:02:38
● 2026-06-01 14:07:58
○ 2026-06-01 17:16:50
○ 2026-06-08 11:48:42
● 2026-06-08 21:31:00
● 2026-06-10 21:30:36
○ 2026-06-10 22:22:38
○ 2026-06-16 12:29:16
● 2026-06-16 14:12:58
○ 2026-06-16 15:47:20
● 2026-07-01 12:27:54
○ 2026-07-01 20:30:38
● 2026-07-02 10:00:58
○ 2026-07-02 22:16:32
● 2026-07-03 12:24:20
○ 2026-07-03 18:31:58
● 2026-07-07 21:08:12
○ 2026-07-08 17:11:16
● 2026-07-10 09:54:48
○ 2026-07-10 13:43:18
● 2026-07-12 07:13:04
○ 2026-07-12 10:28:30
○ 2026-07-12 10:54:18

○A13.227.207.152026-03-28 → 2026-07-12 · 29 obs

○A13.227.207.882026-03-28 → 2026-07-12 · 29 obs

○A13.227.207.932026-03-28 → 2026-07-12 · 29 obs

○A13.32.179.1262026-03-31 → 2026-06-30 · 61 obs

○ 2026-03-31 10:44:48
● 2026-03-31 19:36:22
○ 2026-03-31 21:42:12
● 2026-04-01 00:11:28
○ 2026-04-01 01:21:16
● 2026-04-01 07:34:38
○ 2026-04-01 14:04:20
● 2026-04-01 20:30:46
● 2026-04-02 22:39:26
○ 2026-04-03 01:48:34
○ 2026-06-19 03:17:24
● 2026-06-20 07:52:44
● 2026-06-20 17:19:50
○ 2026-06-20 19:24:34
● 2026-06-20 23:20:42
○ 2026-06-21 03:03:22
● 2026-06-22 15:52:24
○ 2026-06-23 00:44:06
● 2026-06-23 01:34:14
○ 2026-06-23 05:10:34
● 2026-06-23 18:16:26
○ 2026-06-23 19:51:18
● 2026-06-24 07:04:00
○ 2026-06-24 09:53:34
● 2026-06-24 12:31:40
○ 2026-06-24 19:35:56
● 2026-06-25 02:53:54
○ 2026-06-25 03:56:52
● 2026-06-25 04:43:02
○ 2026-06-25 11:23:22
● 2026-06-25 16:56:36
○ 2026-06-25 19:15:32
● 2026-06-25 20:12:30
○ 2026-06-26 03:58:06
● 2026-06-26 19:37:44
○ 2026-06-26 22:33:52
● 2026-06-26 23:10:32
○ 2026-06-27 04:01:12
● 2026-06-27 05:31:46
○ 2026-06-27 06:53:14
● 2026-06-27 07:58:00
○ 2026-06-27 09:54:46
● 2026-06-27 12:52:40
○ 2026-06-27 21:53:22
● 2026-06-28 07:50:46
○ 2026-06-28 10:02:02
● 2026-06-28 12:47:04
○ 2026-06-28 14:53:00
● 2026-06-28 18:58:46
○ 2026-06-29 02:32:38
● 2026-06-29 05:46:12
○ 2026-06-29 09:23:36
● 2026-06-29 10:53:40
○ 2026-06-29 12:29:14
● 2026-06-29 18:17:48
○ 2026-06-29 20:31:16
● 2026-06-29 21:28:48
○ 2026-06-29 22:56:06
● 2026-06-30 03:01:02
○ 2026-06-30 04:03:38
○ 2026-07-12 10:54:18

○A13.32.179.612026-03-31 → 2026-06-30 · 61 obs

○A13.32.179.722026-03-31 → 2026-06-30 · 61 obs

○A13.32.179.812026-03-31 → 2026-06-30 · 61 obs

○A13.33.109.1222026-04-20 → 2026-05-21 · 18 obs

○ 2026-04-20 13:49:24
● 2026-04-20 20:12:10
○ 2026-04-20 22:53:14
○ 2026-04-21 00:36:02
● 2026-04-21 02:25:58
○ 2026-04-21 12:45:48
○ 2026-05-10 12:45:48
● 2026-05-11 02:46:34
○ 2026-05-11 06:44:36
○ 2026-05-14 04:23:40
● 2026-05-14 18:23:12
○ 2026-05-14 22:01:06
○ 2026-05-20 08:13:12
● 2026-05-20 22:46:28
○ 2026-05-21 00:41:58
● 2026-05-21 02:41:16
○ 2026-05-21 03:31:38
○ 2026-07-12 10:54:18

○A13.33.109.202026-04-20 → 2026-05-21 · 18 obs

○A13.33.109.222026-04-20 → 2026-05-21 · 18 obs

○A13.33.109.772026-04-20 → 2026-05-21 · 18 obs

○A13.33.153.1042026-02-21 → 2026-03-02 · 18 obs

○ 2026-02-20 15:44:22
● 2026-02-21 09:13:50
● 2026-02-21 10:43:16
○ 2026-02-21 16:00:14
● 2026-02-21 16:54:56
● 2026-02-22 09:39:42
○ 2026-02-22 18:29:12
● 2026-02-23 12:55:28
○ 2026-02-25 06:44:06
● 2026-02-26 03:44:14
● 2026-02-27 02:58:46
○ 2026-02-27 06:41:38
○ 2026-02-28 18:24:52
● 2026-03-01 13:06:20
○ 2026-03-01 16:58:14
● 2026-03-02 02:05:24
○ 2026-03-02 13:13:00
○ 2026-07-12 10:54:18

○A13.33.153.352026-02-21 → 2026-03-02 · 18 obs

○A13.33.153.492026-02-21 → 2026-03-02 · 18 obs

○A13.33.153.972026-02-21 → 2026-03-02 · 18 obs

○A13.33.82.102026-05-07 → 2026-05-07 · 4 obs

○ 2026-05-06 23:12:40
● 2026-05-07 22:10:10
○ 2026-05-08 00:32:58
○ 2026-07-12 10:54:18

○A13.33.82.122026-05-07 → 2026-05-07 · 4 obs

○ 2026-05-06 23:12:40
● 2026-05-07 22:10:10
○ 2026-05-08 00:32:58
○ 2026-07-12 10:54:18

○A13.33.82.312026-05-07 → 2026-05-07 · 4 obs

○ 2026-05-06 23:12:40
● 2026-05-07 22:10:10
○ 2026-05-08 00:32:58
○ 2026-07-12 10:54:18

○A13.33.82.922026-05-07 → 2026-05-07 · 4 obs

○ 2026-05-06 23:12:40
● 2026-05-07 22:10:10
○ 2026-05-08 00:32:58
○ 2026-07-12 10:54:18

○A13.35.93.1122026-03-07 → 2026-03-09 · 11 obs

○ 2026-03-04 01:41:08
● 2026-03-07 23:07:06
○ 2026-03-08 06:07:18
○ 2026-03-08 07:00:00
● 2026-03-08 17:55:54
● 2026-03-08 18:57:58
○ 2026-03-08 20:14:06
● 2026-03-08 22:07:02
● 2026-03-09 03:23:24
○ 2026-03-09 04:08:12
○ 2026-07-12 10:54:18

○A13.35.93.1152026-03-07 → 2026-03-09 · 11 obs

○A13.35.93.1212026-03-07 → 2026-03-09 · 11 obs

○A13.35.93.472026-03-07 → 2026-03-09 · 11 obs

○A18.154.144.202026-03-03 → 2026-07-10 · 28 obs

○ 2026-03-03 01:26:16
● 2026-03-03 06:47:38
○ 2026-03-03 08:15:40
● 2026-03-03 08:52:46
● 2026-03-03 15:50:40
○ 2026-03-04 01:41:08
○ 2026-03-13 16:59:40
● 2026-03-13 23:10:22
○ 2026-03-14 05:10:18
● 2026-03-14 12:36:18
○ 2026-03-14 16:31:36
○ 2026-03-20 08:43:08
● 2026-03-20 10:59:48
● 2026-03-20 12:07:12
○ 2026-03-20 13:41:06
● 2026-07-03 05:57:40
○ 2026-07-03 06:47:52
● 2026-07-03 18:31:58
○ 2026-07-04 04:22:48
● 2026-07-04 07:14:16
○ 2026-07-04 14:35:26
● 2026-07-05 05:37:10
○ 2026-07-07 21:08:12
● 2026-07-08 17:11:16
○ 2026-07-10 05:08:36
● 2026-07-10 13:43:18
○ 2026-07-10 16:04:32
○ 2026-07-12 10:54:18

○A18.154.144.242026-03-03 → 2026-07-10 · 28 obs

○A18.154.144.392026-03-03 → 2026-07-10 · 28 obs

○A18.154.144.722026-03-03 → 2026-07-10 · 28 obs

○A18.155.1.1162026-04-03 → 2026-05-21 · 18 obs

○ 2026-04-03 01:48:34
● 2026-04-03 06:09:46
○ 2026-04-03 09:02:56
● 2026-04-03 11:34:56
○ 2026-04-03 15:05:46
● 2026-04-03 16:22:32
● 2026-04-03 23:55:06
○ 2026-04-04 00:44:06
○ 2026-04-04 01:31:30
● 2026-04-04 04:51:36
○ 2026-04-04 06:05:14
● 2026-04-04 14:20:46
● 2026-04-04 15:45:14
○ 2026-04-04 16:34:26
○ 2026-05-21 14:05:20
● 2026-05-21 18:37:00
○ 2026-05-21 20:21:28
○ 2026-07-12 10:54:18

○A18.155.1.262026-04-03 → 2026-05-21 · 18 obs

○A18.155.1.582026-04-03 → 2026-05-21 · 18 obs

○A18.155.1.632026-04-03 → 2026-05-21 · 18 obs

●A18.160.10.1142026-03-03 → 2026-07-12 · 81 obs

○ 2026-03-02 22:05:46
● 2026-03-03 00:13:46
● 2026-03-03 01:26:16
○ 2026-03-03 06:47:38
○ 2026-06-13 23:08:54
● 2026-06-14 04:33:44
● 2026-06-15 15:09:14
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● 2026-06-17 03:47:40
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● 2026-06-19 21:52:54
● 2026-06-20 21:52:48
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● 2026-06-21 03:03:22
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● 2026-06-21 15:47:20
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● 2026-06-24 20:14:54
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● 2026-06-25 03:56:52
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● 2026-06-25 11:23:22
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● 2026-06-25 15:57:58
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● 2026-06-25 19:15:32
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● 2026-06-26 03:58:06
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● 2026-06-26 10:00:26
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● 2026-06-27 04:01:12
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● 2026-07-11 19:17:20
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● 2026-07-12 10:54:18

●A18.160.10.172026-03-03 → 2026-07-12 · 81 obs

●A18.160.10.572026-03-03 → 2026-07-12 · 81 obs

●A18.160.10.732026-03-03 → 2026-07-12 · 81 obs

○A18.164.32.1212026-05-10 → 2026-05-10 · 4 obs

○ 2026-05-08 00:32:58
● 2026-05-10 04:51:36
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○A18.164.32.1232026-05-10 → 2026-05-10 · 4 obs

○ 2026-05-08 00:32:58
● 2026-05-10 04:51:36
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○A18.164.32.822026-05-10 → 2026-05-10 · 4 obs

○ 2026-05-08 00:32:58
● 2026-05-10 04:51:36
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○A18.164.32.882026-05-10 → 2026-05-10 · 4 obs

○ 2026-05-08 00:32:58
● 2026-05-10 04:51:36
○ 2026-05-10 12:45:48
○ 2026-07-12 10:54:18

○A18.165.140.22026-03-22 → 2026-07-12 · 15 obs

○ 2026-03-20 13:41:06
● 2026-03-22 20:48:20
○ 2026-03-23 03:41:38
○ 2026-03-27 01:54:04
● 2026-03-27 05:05:26
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● 2026-07-11 07:19:32
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○ 2026-07-12 10:54:18

○A18.165.140.572026-03-22 → 2026-07-12 · 15 obs

○A18.165.140.602026-03-22 → 2026-07-12 · 15 obs

○A18.165.140.932026-03-22 → 2026-07-12 · 15 obs

○A18.65.3.1062026-02-20 → 2026-03-02 · 18 obs

○ 2026-02-19 05:24:48
● 2026-02-20 14:11:12
● 2026-02-20 15:44:22
○ 2026-02-21 09:13:50
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○A18.65.3.572026-02-20 → 2026-03-02 · 18 obs

○A18.65.3.862026-02-20 → 2026-03-02 · 18 obs

○A18.65.3.972026-02-20 → 2026-03-02 · 18 obs

○A18.67.233.1162026-05-28 → 2026-06-04 · 16 obs

○ 2026-05-21 20:21:28
● 2026-05-28 11:35:10
○ 2026-05-28 12:16:04
○ 2026-06-01 06:29:44
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○A18.67.233.1222026-05-28 → 2026-06-04 · 16 obs

○A18.67.233.212026-05-28 → 2026-06-04 · 16 obs

○A18.67.233.232026-05-28 → 2026-06-04 · 16 obs

○A3.162.163.1222026-05-19 → 2026-05-20 · 7 obs

○ 2026-05-19 01:30:24
● 2026-05-19 13:25:14
○ 2026-05-19 21:14:40
● 2026-05-19 23:10:46
● 2026-05-20 08:13:12
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○A3.162.163.262026-05-19 → 2026-05-20 · 7 obs

○ 2026-05-19 01:30:24
● 2026-05-19 13:25:14
○ 2026-05-19 21:14:40
● 2026-05-19 23:10:46
● 2026-05-20 08:13:12
○ 2026-05-20 08:50:14
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○A3.162.163.432026-05-19 → 2026-05-20 · 7 obs

○ 2026-05-19 01:30:24
● 2026-05-19 13:25:14
○ 2026-05-19 21:14:40
● 2026-05-19 23:10:46
● 2026-05-20 08:13:12
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○A3.162.163.922026-05-19 → 2026-05-20 · 7 obs

○ 2026-05-19 01:30:24
● 2026-05-19 13:25:14
○ 2026-05-19 21:14:40
● 2026-05-19 23:10:46
● 2026-05-20 08:13:12
○ 2026-05-20 08:50:14
○ 2026-07-12 10:54:18

○A3.166.65.1062026-03-02 → 2026-06-30 · 65 obs

○ 2026-03-02 13:43:40
● 2026-03-02 22:05:46
○ 2026-03-03 00:13:46
○ 2026-03-03 06:47:38
● 2026-03-03 08:15:40
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○A3.166.65.1242026-03-02 → 2026-06-30 · 65 obs

○A3.166.65.432026-03-02 → 2026-06-30 · 65 obs

○A3.166.65.822026-03-02 → 2026-06-30 · 65 obs

○A3.167.138.1012026-05-20 → 2026-07-01 · 20 obs

○ 2026-05-20 08:50:14
● 2026-05-20 21:38:12
○ 2026-05-20 22:46:28
● 2026-05-21 00:41:58
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● 2026-07-01 01:03:34
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○A3.167.138.462026-05-20 → 2026-07-01 · 20 obs

○A3.167.138.602026-05-20 → 2026-07-01 · 20 obs

○A3.167.138.932026-05-20 → 2026-07-01 · 20 obs

○A3.170.19.1082026-02-19 → 2026-03-02 · 16 obs

○ 2020-04-01 14:40:16
● 2026-02-19 05:24:48
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● 2026-02-21 16:00:14
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○A3.170.19.412026-02-19 → 2026-03-02 · 16 obs

○A3.170.19.832026-02-19 → 2026-03-02 · 16 obs

○A3.170.19.982026-02-19 → 2026-03-02 · 16 obs

○A3.174.26.1242026-06-06 → 2026-06-06 · 4 obs

○ 2026-06-06 15:50:44
● 2026-06-06 16:36:24
○ 2026-06-06 19:47:26
○ 2026-07-12 10:54:18

○A3.174.26.512026-06-06 → 2026-06-06 · 4 obs

○ 2026-06-06 15:50:44
● 2026-06-06 16:36:24
○ 2026-06-06 19:47:26
○ 2026-07-12 10:54:18

○A3.174.26.622026-06-06 → 2026-06-06 · 4 obs

○ 2026-06-06 15:50:44
● 2026-06-06 16:36:24
○ 2026-06-06 19:47:26
○ 2026-07-12 10:54:18

○A3.174.26.952026-06-06 → 2026-06-06 · 4 obs

○ 2026-06-06 15:50:44
● 2026-06-06 16:36:24
○ 2026-06-06 19:47:26
○ 2026-07-12 10:54:18

○A3.174.29.1042026-04-09 → 2026-04-20 · 18 obs

○ 2026-04-08 08:25:08
● 2026-04-09 06:21:14
○ 2026-04-09 19:45:14
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● 2026-04-10 02:42:22
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○A3.174.29.262026-04-09 → 2026-04-20 · 18 obs

○A3.174.29.272026-04-09 → 2026-04-20 · 18 obs

○A3.174.29.472026-04-09 → 2026-04-20 · 18 obs

○A52.84.118.1102026-03-10 → 2026-05-02 · 11 obs

○ 2026-03-09 04:08:12
● 2026-03-10 00:42:56
● 2026-03-10 03:04:26
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● 2026-04-08 01:53:38
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○A52.84.118.202026-03-10 → 2026-05-02 · 11 obs

○A52.84.118.582026-03-10 → 2026-05-02 · 11 obs

○A52.84.118.72026-03-10 → 2026-05-02 · 11 obs

○A54.239.195.1102026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 03:41:38
● 2026-03-23 18:41:48
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○A54.239.195.262026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 03:41:38
● 2026-03-23 18:41:48
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○A54.239.195.552026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 03:41:38
● 2026-03-23 18:41:48
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○A54.239.195.772026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 03:41:38
● 2026-03-23 18:41:48
○ 2026-03-24 03:12:56
○ 2026-07-12 10:54:18

○A74.117.114.1082016-03-19 → 2020-04-01 · 5 obs

○ 2015-12-17 18:56:14
● 2016-03-19 04:17:02
● 2020-04-01 14:40:16
○ 2026-02-19 05:24:48
○ 2026-07-12 10:54:18

○A74.117.117.1162015-08-17 → 2015-12-17 · 4 obs

● 2015-08-17 05:04:34
● 2015-12-17 18:56:14
○ 2016-03-19 04:17:02
○ 2026-07-12 10:54:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rfpguide.com	ns-610.awsdns-12.net, ns-485.awsdns-60.com, ns-1851.awsdns-39.co.uk, ns-1309.awsdns-35.org	2 records

✅ Authoritative Response

Server:205.251.194.98

NS records: ns-610.awsdns-12.net, ns-485.awsdns-60.com, ns-1851.awsdns-39.co.uk, ns-1309.awsdns-35.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rfpguide.com (unsigned zone)

⏱️ Timing

Total: 470ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.160.10.73, 18.160.10.114...`
NS	4	`ns-1309.awsdns-35.org, ns-1851.awsdns-39.co.uk...`
MX	5	`aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...`
TXT	4	`google-site-verification=ArAUFz7M83-5Bza, google-site-verification=Nt2lS4ovVTnTSV9...`
SOA	1	`ns-1851.awsdns-39.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-485.awsdns-60.com, ns-485.awsdns-60.com)

Analysis

Hierarchy

app.rfpguide.com is a subdomain of rfpguide.com.

IP Addresses

rfpguide.com points to the four IP addresses 18.160.10.17, 18.160.10.57, 18.160.10.73 and 18.160.10.114.

Among the host names that share IP numbers with rfpguide.com are propertyscape-hub.deckard.com, d2oo6g2zlrflj4.cloudfront.net, iskandar.co.uk and two others.

Name Servers

The domain rfpguide.com is delegated to these four name servers: ns-485.awsdns-60.com, ns-610.awsdns-12.net, ns-1309.awsdns-35.org and ns-1851.awsdns-39.co.uk.

The name servers of rfpguide.com overlap at least partially with those of other domains — among them bhm-tech.com, superlive24.com, tentak.co and two more.

These name servers commonly appear in combination with the name servers ns-488.awsdns-61.com.

Each of the four hosts ns-485.awsdns-60.com, ns-610.awsdns-12.net, ns-1309.awsdns-35.org and ns-1851.awsdns-39.co.uk has two IP addresses. ns-485.awsdns-60.com points to 205.251.193.229 and 2600:9000:5301:e500::1. ns-610.awsdns-12.net points to 205.251.194.98 and 2600:9000:5302:6200::1. ns-1309.awsdns-35.org points to 205.251.197.29 and 2600:9000:5305:1d00::1. ns-1851.awsdns-39.co.uk points to 205.251.199.59 and 2600:9000:5307:3b00::1.

Mail Servers

rfpguide.com has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

rfpguide.com shares at least some of its mail servers with other domains — for example stalowemiasto.pl, sauceboxmarketing.com, vincentjosephrusso.com and two more.

It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 more.

Hosts with two IP numbers each:

aspmx2.googlemail.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com resolves to 172.253.62.27 and 2607:f8b0:4004:c06::1b.

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

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1a.

The host names aspmx2.googlemail.com and alt1.aspmx.l.google.com both resolve to 108.177.123.27 IP addresses.

The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 2a00:1450:400b:c02::1a IP addresses.

The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 172.253.116.27 IP addresses.