backtobits.com - robtex.com

backtobits.com

DNSSEC⚠️ Not signed
A3.171.85.33πŸ‡ΊπŸ‡Έ Amazon3.171.84.0/22
PTRserver-3-171-85-33.iad89.r.cloudfront.net
A3.171.85.64πŸ‡ΊπŸ‡Έ Amazon3.171.84.0/22
A3.171.85.82πŸ‡ΊπŸ‡Έ Amazon3.171.84.0/22
A3.171.85.109πŸ‡ΊπŸ‡Έ Amazon3.171.84.0/22
NSns-1539.awsdns-00.co.uk ⭐
A2600:9000:5306:300::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5306::/48 - CloudFront
PTRns-1539.awsdns-00.co.uk
A205.251.198.3πŸ‡ΊπŸ‡Έ Amazon205.251.198.0/24 prefix
PTRns-1539.awsdns-00.co.uk
NSns-1123.awsdns-12.org
A2600:9000:5304:6300::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5304::/48 - CloudFront
PTRns-1123.awsdns-12.org
A205.251.196.99πŸ‡ΊπŸ‡Έ Amazon205.251.196.0/24 prefix
PTRns-1123.awsdns-12.org
NSns-32.awsdns-04.com
A2600:9000:5300:2000::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5300::/48 - CloudFront
PTRns-32.awsdns-04.com
A205.251.192.32πŸ‡ΊπŸ‡Έ Amazon205.251.192.0/24 prefix
PTRns-32.awsdns-04.com
NSns-971.awsdns-57.net
A2600:9000:5303:cb00::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5303::/48 - CloudFront
PTRns-971.awsdns-57.net
A205.251.195.203πŸ‡ΊπŸ‡Έ Amazon205.251.195.0/24 prefix
PTRns-971.awsdns-57.net
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1bπŸ‡ΊπŸ‡Έ Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27πŸ‡ΊπŸ‡Έ Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1bπŸ‡ΊπŸ‡Έ Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26πŸ‡ΊπŸ‡Έ Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1aπŸ‡ΊπŸ‡Έ Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26πŸ‡ΊπŸ‡Έ Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4024:c0d::1bπŸ‡ΊπŸ‡Έ Google2607:f8b0::/32
PTRmj-in-f27.1e100.net
A192.178.152.26πŸ‡ΊπŸ‡Έ Google192.178.152.0/24
PTRmj-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4023:403::1aπŸ‡ΊπŸ‡Έ Google2607:f8b0::/32
PTRgg-in-f26.1e100.net
A142.250.96.27πŸ‡ΊπŸ‡Έ Google142.250.96.0/24
PTRgg-in-f27.1e100.net
SOAns-1539.awsdns-00.co.ukawsdns-hostmaster@amazon.com serial=1

com

Subdomains

Same first word

DNS History

38 records (13 active, 25 former)

2017201820192020202120222023202420252026NSns-1123.awsdns-12.orgns-1539.awsdns-00.co.ukns-32.awsdns-04.comns-971.awsdns-57.netns45.domaincontrol.comns46.domaincontrol.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commailstore1.secureserver.netsmtp.secureserver.netA3.171.85.1093.171.85.333.171.85.643.171.85.8213.35.198.11113.35.198.12413.35.198.7213.35.198.9118.244.164.2418.244.164.4118.244.164.6818.244.164.7418.65.3.1018.65.3.10418.65.3.3318.65.3.67184.168.221.4552.85.63.10852.85.63.15752.85.63.17952.85.63.22652.85.63.24052.85.63.2852.85.63.4952.85.63.96
●NSns-1123.awsdns-12.org2017-04-06 β†’ 2026-03-12 Β· 3 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
● 2026-03-12 06:54:52
●NSns-1539.awsdns-00.co.uk2017-04-06 β†’ 2026-03-12 Β· 3 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
● 2026-03-12 06:54:52
●NSns-32.awsdns-04.com2017-04-06 β†’ 2026-03-12 Β· 3 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
● 2026-03-12 06:54:52
●NSns-971.awsdns-57.net2017-04-06 β†’ 2026-03-12 Β· 3 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
● 2026-03-12 06:54:52
β—‹NSns45.domaincontrol.com2016-08-30 β†’ 2016-09-10 Β· 4 obs
● 2016-08-30 15:50:20
● 2016-09-10 04:58:04
β—‹ 2017-04-06 08:46:50
β—‹ 2026-03-12 06:54:52
β—‹NSns46.domaincontrol.com2016-08-30 β†’ 2016-09-10 Β· 4 obs
● 2016-08-30 15:50:20
● 2016-09-10 04:58:04
β—‹ 2017-04-06 08:46:50
β—‹ 2026-03-12 06:54:52
●MXalt1.aspmx.l.google.com2017-04-06 β†’ 2026-03-12 Β· 3 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
● 2026-03-12 06:54:52
●MXalt2.aspmx.l.google.com2017-04-06 β†’ 2026-03-12 Β· 3 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
● 2026-03-12 06:54:52
●MXalt3.aspmx.l.google.com2017-04-06 β†’ 2026-03-12 Β· 3 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
● 2026-03-12 06:54:52
●MXalt4.aspmx.l.google.com2017-04-06 β†’ 2026-03-12 Β· 3 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
● 2026-03-12 06:54:52
●MXaspmx.l.google.com2017-04-06 β†’ 2026-03-12 Β· 3 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
● 2026-03-12 06:54:52
β—‹MXmailstore1.secureserver.net2016-08-30 β†’ 2016-09-10 Β· 4 obs
● 2016-08-30 15:50:20
● 2016-09-10 04:58:04
β—‹ 2017-04-06 08:46:50
β—‹ 2026-03-12 06:54:52
β—‹MXsmtp.secureserver.net2016-08-30 β†’ 2016-09-10 Β· 4 obs
● 2016-08-30 15:50:20
● 2016-09-10 04:58:04
β—‹ 2017-04-06 08:46:50
β—‹ 2026-03-12 06:54:52
β—‹A13.35.198.1112020-03-11 β†’ 2020-03-11 Β· 4 obs
β—‹ 2017-04-06 08:46:50
● 2020-03-11 11:23:48
β—‹ 2026-02-14 18:04:24
β—‹ 2026-03-12 06:54:52
β—‹A13.35.198.1242020-03-11 β†’ 2020-03-11 Β· 4 obs
β—‹ 2017-04-06 08:46:50
● 2020-03-11 11:23:48
β—‹ 2026-02-14 18:04:24
β—‹ 2026-03-12 06:54:52
β—‹A13.35.198.722020-03-11 β†’ 2020-03-11 Β· 4 obs
β—‹ 2017-04-06 08:46:50
● 2020-03-11 11:23:48
β—‹ 2026-02-14 18:04:24
β—‹ 2026-03-12 06:54:52
β—‹A13.35.198.912020-03-11 β†’ 2020-03-11 Β· 4 obs
β—‹ 2017-04-06 08:46:50
● 2020-03-11 11:23:48
β—‹ 2026-02-14 18:04:24
β—‹ 2026-03-12 06:54:52
β—‹A18.244.164.242026-02-18 β†’ 2026-03-09 Β· 20 obs
β—‹ 2026-02-18 18:22:22
● 2026-02-18 19:01:52
β—‹ 2026-02-19 05:01:04
β—‹ 2026-02-23 07:24:30
● 2026-02-23 18:58:38
● 2026-02-24 10:12:10
β—‹ 2026-02-24 18:53:24
β—‹ 2026-02-27 07:09:38
● 2026-02-28 00:23:30
● 2026-02-28 02:45:24
β—‹ 2026-02-28 13:55:56
β—‹ 2026-03-04 14:16:56
● 2026-03-04 22:48:48
● 2026-03-06 03:10:26
β—‹ 2026-03-06 05:26:42
● 2026-03-07 01:06:20
β—‹ 2026-03-08 05:23:14
● 2026-03-09 22:02:38
β—‹ 2026-03-12 06:54:50
β—‹ 2026-03-12 06:54:52
β—‹A18.244.164.412026-02-18 β†’ 2026-03-09 Β· 20 obs
β—‹ 2026-02-18 18:22:22
● 2026-02-18 19:01:52
β—‹ 2026-02-19 05:01:04
β—‹ 2026-02-23 07:24:30
● 2026-02-23 18:58:38
● 2026-02-24 10:12:10
β—‹ 2026-02-24 18:53:24
β—‹ 2026-02-27 07:09:38
● 2026-02-28 00:23:30
● 2026-02-28 02:45:24
β—‹ 2026-02-28 13:55:56
β—‹ 2026-03-04 14:16:56
● 2026-03-04 22:48:48
● 2026-03-06 03:10:26
β—‹ 2026-03-06 05:26:42
● 2026-03-07 01:06:20
β—‹ 2026-03-08 05:23:14
● 2026-03-09 22:02:38
β—‹ 2026-03-12 06:54:50
β—‹ 2026-03-12 06:54:52
β—‹A18.244.164.682026-02-18 β†’ 2026-03-09 Β· 20 obs
β—‹ 2026-02-18 18:22:22
● 2026-02-18 19:01:52
β—‹ 2026-02-19 05:01:04
β—‹ 2026-02-23 07:24:30
● 2026-02-23 18:58:38
● 2026-02-24 10:12:10
β—‹ 2026-02-24 18:53:24
β—‹ 2026-02-27 07:09:38
● 2026-02-28 00:23:30
● 2026-02-28 02:45:24
β—‹ 2026-02-28 13:55:56
β—‹ 2026-03-04 14:16:56
● 2026-03-04 22:48:48
● 2026-03-06 03:10:26
β—‹ 2026-03-06 05:26:42
● 2026-03-07 01:06:20
β—‹ 2026-03-08 05:23:14
● 2026-03-09 22:02:38
β—‹ 2026-03-12 06:54:50
β—‹ 2026-03-12 06:54:52
β—‹A18.244.164.742026-02-18 β†’ 2026-03-09 Β· 20 obs
β—‹ 2026-02-18 18:22:22
● 2026-02-18 19:01:52
β—‹ 2026-02-19 05:01:04
β—‹ 2026-02-23 07:24:30
● 2026-02-23 18:58:38
● 2026-02-24 10:12:10
β—‹ 2026-02-24 18:53:24
β—‹ 2026-02-27 07:09:38
● 2026-02-28 00:23:30
● 2026-02-28 02:45:24
β—‹ 2026-02-28 13:55:56
β—‹ 2026-03-04 14:16:56
● 2026-03-04 22:48:48
● 2026-03-06 03:10:26
β—‹ 2026-03-06 05:26:42
● 2026-03-07 01:06:20
β—‹ 2026-03-08 05:23:14
● 2026-03-09 22:02:38
β—‹ 2026-03-12 06:54:50
β—‹ 2026-03-12 06:54:52
β—‹A18.65.3.102026-02-17 β†’ 2026-03-08 Β· 18 obs
β—‹ 2026-02-14 18:04:24
● 2026-02-17 03:28:42
● 2026-02-18 18:22:22
β—‹ 2026-02-18 19:01:52
β—‹ 2026-02-21 15:25:02
● 2026-02-23 07:24:30
β—‹ 2026-02-23 18:58:38
β—‹ 2026-02-24 10:12:10
● 2026-02-24 18:53:24
β—‹ 2026-02-25 04:28:02
● 2026-02-26 23:44:10
β—‹ 2026-02-27 07:09:38
β—‹ 2026-03-06 03:10:26
● 2026-03-06 05:26:42
β—‹ 2026-03-07 01:06:20
● 2026-03-08 05:23:14
β—‹ 2026-03-09 22:02:38
β—‹ 2026-03-12 06:54:52
β—‹A18.65.3.1042026-02-17 β†’ 2026-03-08 Β· 18 obs
β—‹ 2026-02-14 18:04:24
● 2026-02-17 03:28:42
● 2026-02-18 18:22:22
β—‹ 2026-02-18 19:01:52
β—‹ 2026-02-21 15:25:02
● 2026-02-23 07:24:30
β—‹ 2026-02-23 18:58:38
β—‹ 2026-02-24 10:12:10
● 2026-02-24 18:53:24
β—‹ 2026-02-25 04:28:02
● 2026-02-26 23:44:10
β—‹ 2026-02-27 07:09:38
β—‹ 2026-03-06 03:10:26
● 2026-03-06 05:26:42
β—‹ 2026-03-07 01:06:20
● 2026-03-08 05:23:14
β—‹ 2026-03-09 22:02:38
β—‹ 2026-03-12 06:54:52
β—‹A18.65.3.332026-02-17 β†’ 2026-03-08 Β· 18 obs
β—‹ 2026-02-14 18:04:24
● 2026-02-17 03:28:42
● 2026-02-18 18:22:22
β—‹ 2026-02-18 19:01:52
β—‹ 2026-02-21 15:25:02
● 2026-02-23 07:24:30
β—‹ 2026-02-23 18:58:38
β—‹ 2026-02-24 10:12:10
● 2026-02-24 18:53:24
β—‹ 2026-02-25 04:28:02
● 2026-02-26 23:44:10
β—‹ 2026-02-27 07:09:38
β—‹ 2026-03-06 03:10:26
● 2026-03-06 05:26:42
β—‹ 2026-03-07 01:06:20
● 2026-03-08 05:23:14
β—‹ 2026-03-09 22:02:38
β—‹ 2026-03-12 06:54:52
β—‹A18.65.3.672026-02-17 β†’ 2026-03-08 Β· 18 obs
β—‹ 2026-02-14 18:04:24
● 2026-02-17 03:28:42
● 2026-02-18 18:22:22
β—‹ 2026-02-18 19:01:52
β—‹ 2026-02-21 15:25:02
● 2026-02-23 07:24:30
β—‹ 2026-02-23 18:58:38
β—‹ 2026-02-24 10:12:10
● 2026-02-24 18:53:24
β—‹ 2026-02-25 04:28:02
● 2026-02-26 23:44:10
β—‹ 2026-02-27 07:09:38
β—‹ 2026-03-06 03:10:26
● 2026-03-06 05:26:42
β—‹ 2026-03-07 01:06:20
● 2026-03-08 05:23:14
β—‹ 2026-03-09 22:02:38
β—‹ 2026-03-12 06:54:52
β—‹A184.168.221.452016-08-30 β†’ 2016-09-10 Β· 4 obs
● 2016-08-30 15:50:20
● 2016-09-10 04:58:04
β—‹ 2017-04-06 08:46:50
β—‹ 2026-03-12 06:54:52
●A3.171.85.1092026-02-14 β†’ 2026-03-12 Β· 19 obs
β—‹ 2020-03-11 11:23:48
● 2026-02-14 18:04:24
β—‹ 2026-02-17 03:28:42
β—‹ 2026-02-18 19:01:52
● 2026-02-19 05:01:04
● 2026-02-21 15:25:02
β—‹ 2026-02-23 07:24:30
β—‹ 2026-02-24 18:53:24
● 2026-02-25 04:28:02
β—‹ 2026-02-26 23:44:10
● 2026-02-27 07:09:38
β—‹ 2026-02-28 00:23:30
β—‹ 2026-02-28 02:45:24
● 2026-02-28 13:55:56
● 2026-03-04 14:16:56
β—‹ 2026-03-04 22:48:48
β—‹ 2026-03-09 22:02:38
● 2026-03-12 06:54:50
● 2026-03-12 06:54:52
●A3.171.85.332026-02-14 β†’ 2026-03-12 Β· 19 obs
β—‹ 2020-03-11 11:23:48
● 2026-02-14 18:04:24
β—‹ 2026-02-17 03:28:42
β—‹ 2026-02-18 19:01:52
● 2026-02-19 05:01:04
● 2026-02-21 15:25:02
β—‹ 2026-02-23 07:24:30
β—‹ 2026-02-24 18:53:24
● 2026-02-25 04:28:02
β—‹ 2026-02-26 23:44:10
● 2026-02-27 07:09:38
β—‹ 2026-02-28 00:23:30
β—‹ 2026-02-28 02:45:24
● 2026-02-28 13:55:56
● 2026-03-04 14:16:56
β—‹ 2026-03-04 22:48:48
β—‹ 2026-03-09 22:02:38
● 2026-03-12 06:54:50
● 2026-03-12 06:54:52
●A3.171.85.642026-02-14 β†’ 2026-03-12 Β· 19 obs
β—‹ 2020-03-11 11:23:48
● 2026-02-14 18:04:24
β—‹ 2026-02-17 03:28:42
β—‹ 2026-02-18 19:01:52
● 2026-02-19 05:01:04
● 2026-02-21 15:25:02
β—‹ 2026-02-23 07:24:30
β—‹ 2026-02-24 18:53:24
● 2026-02-25 04:28:02
β—‹ 2026-02-26 23:44:10
● 2026-02-27 07:09:38
β—‹ 2026-02-28 00:23:30
β—‹ 2026-02-28 02:45:24
● 2026-02-28 13:55:56
● 2026-03-04 14:16:56
β—‹ 2026-03-04 22:48:48
β—‹ 2026-03-09 22:02:38
● 2026-03-12 06:54:50
● 2026-03-12 06:54:52
●A3.171.85.822026-02-14 β†’ 2026-03-12 Β· 19 obs
β—‹ 2020-03-11 11:23:48
● 2026-02-14 18:04:24
β—‹ 2026-02-17 03:28:42
β—‹ 2026-02-18 19:01:52
● 2026-02-19 05:01:04
● 2026-02-21 15:25:02
β—‹ 2026-02-23 07:24:30
β—‹ 2026-02-24 18:53:24
● 2026-02-25 04:28:02
β—‹ 2026-02-26 23:44:10
● 2026-02-27 07:09:38
β—‹ 2026-02-28 00:23:30
β—‹ 2026-02-28 02:45:24
● 2026-02-28 13:55:56
● 2026-03-04 14:16:56
β—‹ 2026-03-04 22:48:48
β—‹ 2026-03-09 22:02:38
● 2026-03-12 06:54:50
● 2026-03-12 06:54:52
β—‹A52.85.63.1082017-04-06 β†’ 2017-04-06 Β· 4 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
β—‹ 2020-03-11 11:23:48
β—‹ 2026-03-12 06:54:52
β—‹A52.85.63.1572017-04-06 β†’ 2017-04-06 Β· 4 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
β—‹ 2020-03-11 11:23:48
β—‹ 2026-03-12 06:54:52
β—‹A52.85.63.1792017-04-06 β†’ 2017-04-06 Β· 4 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
β—‹ 2020-03-11 11:23:48
β—‹ 2026-03-12 06:54:52
β—‹A52.85.63.2262017-04-06 β†’ 2017-04-06 Β· 4 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
β—‹ 2020-03-11 11:23:48
β—‹ 2026-03-12 06:54:52
β—‹A52.85.63.2402017-04-06 β†’ 2017-04-06 Β· 4 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
β—‹ 2020-03-11 11:23:48
β—‹ 2026-03-12 06:54:52
β—‹A52.85.63.282017-04-06 β†’ 2017-04-06 Β· 4 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
β—‹ 2020-03-11 11:23:48
β—‹ 2026-03-12 06:54:52
β—‹A52.85.63.492017-04-06 β†’ 2017-04-06 Β· 4 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
β—‹ 2020-03-11 11:23:48
β—‹ 2026-03-12 06:54:52
β—‹A52.85.63.962017-04-06 β†’ 2017-04-06 Β· 4 obs
β—‹ 2016-09-10 04:58:04
● 2017-04-06 08:46:50
β—‹ 2020-03-11 11:23:48
β—‹ 2026-03-12 06:54:52

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net...-
backtobits.comns-32.awsdns-04.com, ns-971.awsdns-57.net, ns-1539.awsdns-00.co.uk, ns-1123.awsdns-12.org1 record

βœ… Authoritative Response

Server: 205.251.192.32

NS records: ns-32.awsdns-04.com, ns-971.awsdns-57.net, ns-1539.awsdns-00.co.uk, ns-1123.awsdns-12.org

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for backtobits.com (unsigned zone)

⏱️ Timing

Total: 866ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A43.171.85.82, 3.171.85.33...
NS4ns-1123.awsdns-12.org, ns-1539.awsdns-00.co.uk...
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
SOA1ns-1539.awsdns-00.co.uk awsdns-hostmaste

πŸ“Œ Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-32.awsdns-04.com)

Analysis

Hierarchy

The parent of www.backtobits.com is backtobits.com.

IP Addresses

backtobits.com points to four IP numbers: 3.171.85.33, 3.171.85.64, 3.171.85.82 and 3.171.85.109.

Other host names, for instance unifrete.com, d1l3zz5dkw2dab.cloudfront.net, enviroxclean.com, xertp.com and server-3-171-85-82.iad89.r.cloudfront.net share IP numbers with backtobits.com.

Name Servers

backtobits.com is delegated to four name servers: ns-32.awsdns-04.com, ns-971.awsdns-57.net, ns-1123.awsdns-12.org and ns-1539.awsdns-00.co.uk.

backtobits.com shares name servers with other domains at least partially, for instance d3tffp5udze8oi.cloudfront.net, sparg.net, trucktrack.de, d18kg2zy9x3t96.cloudfront.net and efcpetstuff.com.

Host names with two IP numbers:

ns-32.awsdns-04.com resolves to 2600:9000:5300:2000::1 and 205.251.192.32.

ns-971.awsdns-57.net resolves to 2600:9000:5303:cb00::1 and 205.251.195.203.

ns-1123.awsdns-12.org resolves to 2600:9000:5304:6300::1 and 205.251.196.99.

ns-1539.awsdns-00.co.uk resolves to 2600:9000:5306:300::1 and 205.251.198.3.

Mail Servers

backtobits.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

backtobits.com shares some mail servers with other domains, including mgmconstructiongc.com, wrzesinski.net, johanehn.com, ns500759.ns500759.ns500759.ns500736.ns500736.ns500735.ns500736.ns500735.ns500735.ns500698.ns500686.ns500652.ns500576.ns500576.trackreceptor.com and ns500599.ns500724.ns500599.ns500724.ns500724.ns500724.ns500599.ns500724.ns500599.ns500697.ns500599.ns500697.ns500682.ns500669.www.yummyflingsfinder.com.

these mail servers are commonly used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.

alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.

alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.

alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.

alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.