webmaster.net - dns.ninja

webmaster.net

DNSSECโš ๏ธ Not signed
A2606:4700:3030::6815:13b2๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
A2606:4700:3034::ac43:bb0a๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
A104.21.19.178Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
A172.67.187.10๐Ÿ‡บ๐Ÿ‡ธ Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
NSerin.ns.cloudflare.com โญ
A2606:4700:50::adf5:3a71๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRerin.ns.cloudflare.com
A2803:f800:50::6ca2:c071๐Ÿ‡จ๐Ÿ‡ท Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRerin.ns.cloudflare.com
A2a06:98c1:50::ac40:2071๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2a06:98c1:50::/45
PTRerin.ns.cloudflare.com
A108.162.192.113๐Ÿ‡บ๐Ÿ‡ธ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRerin.ns.cloudflare.com
A172.64.32.113๐Ÿ‡บ๐Ÿ‡ธ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRerin.ns.cloudflare.com
A173.245.58.113๐Ÿ‡บ๐Ÿ‡ธ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRerin.ns.cloudflare.com
NSsam.ns.cloudflare.com
A2606:4700:58::adf5:3b8d๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
A2803:f800:50::6ca2:c18d๐Ÿ‡จ๐Ÿ‡ท Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsam.ns.cloudflare.com
A2a06:98c1:50::ac40:218d๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2a06:98c1:50::/45
PTRsam.ns.cloudflare.com
A108.162.193.141๐Ÿ‡บ๐Ÿ‡ธ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
A172.64.33.141๐Ÿ‡บ๐Ÿ‡ธ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
A173.245.59.141๐Ÿ‡บ๐Ÿ‡ธ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
MXaspmx.l.google.com โญ
A2607:f8b0:4004:c25::1a๐Ÿ‡บ๐Ÿ‡ธ Google2607:f8b0:4004::/48
PTRyuiadtq-in-f26.1e100.net
A172.253.62.26๐Ÿ‡บ๐Ÿ‡ธ Google172.253.62.0/24
PTRbc-in-f26.1e100.net
MXalt1.aspmx.l.google.com(20)
A2800:3f0:4003:c0f::1b๐Ÿ‡จ๐Ÿ‡ฑ Google2800:3f0:4003::/48
A108.177.123.26๐Ÿ‡บ๐Ÿ‡ธ Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(30)
A2a00:1450:400b:c02::1a๐Ÿ‡ฎ๐Ÿ‡ช Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26๐Ÿ‡บ๐Ÿ‡ธ Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXaspmx2.googlemail.com(40)
A2800:3f0:4003:c0f::1b๐Ÿ‡จ๐Ÿ‡ฑ Google2800:3f0:4003::/48
A108.177.123.27๐Ÿ‡บ๐Ÿ‡ธ Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXaspmx3.googlemail.com(50)
A2a00:1450:400b:c02::1a๐Ÿ‡ฎ๐Ÿ‡ช Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26๐Ÿ‡บ๐Ÿ‡ธ Google172.253.116.0/24
PTRdj-in-f26.1e100.net
TXT4bf28d02df5af1b4eed79d79b17c9a21
TXT4f309843c5ae383834db1a1005ab3206
TXTe2484d61312ea1a945d47e57767f931d6c281ed6
TXTgoogle-site-verification=agdklmlSsWchCAxzqGsJJFirFPqL7Ir7LCtfIMP9IjI
HTTPSHTTP/3, HTTP/2 โœ“ hints match
IPv4 hints104.21.19.178, 172.67.187.10
IPv6 hints2606:4700:3030::6815:13b2, 2606:4700:3034::ac43:bb0a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=130, name=cloudflare-ech.com
SOAerin.ns.cloudflare.comdns@cloudflare.com serial=2408848482

net

Subdomains

Same first word

Similar names

DNS History

29 records (11 active, 18 former)

20162017201820192020202120222023202420252026NSerin.ns.cloudflare.comsam.ns.cloudflare.comns10.dnsmadeeasy.comns11.dnsmadeeasy.comns12.dnsmadeeasy.comns13.dnsmadeeasy.comns14.dnsmadeeasy.comns15.dnsmadeeasy.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA104.21.19.178172.67.187.102606:4700:3030::6815:13b22606:4700:3034::ac43:bb0a104.28.10.154104.28.11.154188.114.96.0188.114.97.02606:4700:3031::6815:13b22606:4700:3032::681c:b9a2606:4700:3033::681c:a9a2606:4700:3037::ac43:bb0a2a06:98c1:3120::2a06:98c1:3121::64.235.34.8064.235.50.162
โ—NSerin.ns.cloudflare.com2020-12-14 โ†’ 2026-07-13 ยท 3 obs
โ—‹ 2018-01-11 18:10:04
โ— 2020-12-14 20:07:20
โ— 2026-07-13 07:27:10
โ—‹NSns10.dnsmadeeasy.com2015-09-01 โ†’ 2018-01-11 ยท 4 obs
โ— 2015-09-01 19:15:48
โ— 2018-01-11 18:10:04
โ—‹ 2020-12-14 20:07:20
โ—‹ 2026-07-13 07:27:10
โ—‹NSns11.dnsmadeeasy.com2015-09-01 โ†’ 2018-01-11 ยท 4 obs
โ— 2015-09-01 19:15:48
โ— 2018-01-11 18:10:04
โ—‹ 2020-12-14 20:07:20
โ—‹ 2026-07-13 07:27:10
โ—‹NSns12.dnsmadeeasy.com2015-09-01 โ†’ 2018-01-11 ยท 4 obs
โ— 2015-09-01 19:15:48
โ— 2018-01-11 18:10:04
โ—‹ 2020-12-14 20:07:20
โ—‹ 2026-07-13 07:27:10
โ—‹NSns13.dnsmadeeasy.com2015-09-01 โ†’ 2018-01-11 ยท 4 obs
โ— 2015-09-01 19:15:48
โ— 2018-01-11 18:10:04
โ—‹ 2020-12-14 20:07:20
โ—‹ 2026-07-13 07:27:10
โ—‹NSns14.dnsmadeeasy.com2015-09-01 โ†’ 2018-01-11 ยท 4 obs
โ— 2015-09-01 19:15:48
โ— 2018-01-11 18:10:04
โ—‹ 2020-12-14 20:07:20
โ—‹ 2026-07-13 07:27:10
โ—‹NSns15.dnsmadeeasy.com2015-09-01 โ†’ 2018-01-11 ยท 4 obs
โ— 2015-09-01 19:15:48
โ— 2018-01-11 18:10:04
โ—‹ 2020-12-14 20:07:20
โ—‹ 2026-07-13 07:27:10
โ—NSsam.ns.cloudflare.com2020-12-14 โ†’ 2026-07-13 ยท 3 obs
โ—‹ 2018-01-11 18:10:04
โ— 2020-12-14 20:07:20
โ— 2026-07-13 07:27:10
โ—MXalt1.aspmx.l.google.com2015-09-01 โ†’ 2026-07-13 ยท 2 obs
โ— 2015-09-01 19:15:48
โ— 2026-07-13 07:27:10
โ—MXalt2.aspmx.l.google.com2015-09-01 โ†’ 2026-07-13 ยท 2 obs
โ— 2015-09-01 19:15:48
โ— 2026-07-13 07:27:10
โ—MXaspmx.l.google.com2015-09-01 โ†’ 2026-07-13 ยท 2 obs
โ— 2015-09-01 19:15:48
โ— 2026-07-13 07:27:10
โ—MXaspmx2.googlemail.com2015-09-01 โ†’ 2026-07-13 ยท 2 obs
โ— 2015-09-01 19:15:48
โ— 2026-07-13 07:27:10
โ—MXaspmx3.googlemail.com2015-09-01 โ†’ 2026-07-13 ยท 2 obs
โ— 2015-09-01 19:15:48
โ— 2026-07-13 07:27:10
โ—A104.21.19.1782026-02-21 โ†’ 2026-07-13 ยท 19 obs
โ—‹ 2026-02-14 22:53:02
โ— 2026-02-21 19:12:36
โ— 2026-02-23 06:40:48
โ—‹ 2026-02-23 10:28:34
โ— 2026-02-24 08:20:06
โ— 2026-03-25 08:50:52
โ—‹ 2026-03-26 11:20:40
โ—‹ 2026-03-29 15:31:40
โ— 2026-04-05 04:14:42
โ— 2026-05-13 13:39:08
โ—‹ 2026-05-16 19:50:08
โ— 2026-05-22 15:39:46
โ— 2026-05-25 09:34:36
โ—‹ 2026-05-26 05:03:52
โ— 2026-06-03 18:37:04
โ— 2026-06-03 21:39:20
โ—‹ 2026-06-08 10:25:06
โ— 2026-06-09 05:21:56
โ— 2026-07-13 07:27:10
โ—‹A104.28.10.1542020-12-14 โ†’ 2020-12-14 ยท 4 obs
โ—‹ 2018-01-11 18:10:04
โ— 2020-12-14 20:07:20
โ—‹ 2026-02-14 22:53:02
โ—‹ 2026-07-13 07:27:10
โ—‹A104.28.11.1542020-12-14 โ†’ 2020-12-14 ยท 4 obs
โ—‹ 2018-01-11 18:10:04
โ— 2020-12-14 20:07:20
โ—‹ 2026-02-14 22:53:02
โ—‹ 2026-07-13 07:27:10
โ—A172.67.187.102020-12-14 โ†’ 2026-07-13 ยท 21 obs
โ—‹ 2018-01-11 18:10:04
โ— 2020-12-14 20:07:20
โ—‹ 2026-02-14 22:53:02
โ— 2026-02-21 19:12:36
โ— 2026-02-23 06:40:48
โ—‹ 2026-02-23 10:28:34
โ— 2026-02-24 08:20:06
โ— 2026-03-25 08:50:52
โ—‹ 2026-03-26 11:20:40
โ—‹ 2026-03-29 15:31:40
โ— 2026-04-05 04:14:42
โ— 2026-05-13 13:39:08
โ—‹ 2026-05-16 19:50:08
โ— 2026-05-22 15:39:46
โ— 2026-05-25 09:34:36
โ—‹ 2026-05-26 05:03:52
โ— 2026-06-03 18:37:04
โ— 2026-06-03 21:39:20
โ—‹ 2026-06-08 10:25:06
โ— 2026-06-09 05:21:56
โ— 2026-07-13 07:27:10
โ—‹A188.114.96.02026-02-14 โ†’ 2026-06-08 ยท 20 obs
โ—‹ 2020-12-14 20:07:20
โ— 2026-02-14 22:53:02
โ—‹ 2026-02-21 19:12:36
โ—‹ 2026-02-23 06:40:48
โ— 2026-02-23 10:28:34
โ—‹ 2026-02-24 08:20:06
โ—‹ 2026-03-25 08:50:52
โ— 2026-03-26 11:20:40
โ— 2026-03-29 15:31:40
โ—‹ 2026-04-05 04:14:42
โ—‹ 2026-05-13 13:39:08
โ— 2026-05-16 19:50:08
โ—‹ 2026-05-22 15:39:46
โ—‹ 2026-05-25 09:34:36
โ— 2026-05-26 05:03:52
โ—‹ 2026-06-03 18:37:04
โ—‹ 2026-06-03 21:39:20
โ— 2026-06-08 10:25:06
โ—‹ 2026-06-09 05:21:56
โ—‹ 2026-07-13 07:27:10
โ—‹A188.114.97.02026-02-14 โ†’ 2026-06-08 ยท 20 obs
โ—‹ 2020-12-14 20:07:20
โ— 2026-02-14 22:53:02
โ—‹ 2026-02-21 19:12:36
โ—‹ 2026-02-23 06:40:48
โ— 2026-02-23 10:28:34
โ—‹ 2026-02-24 08:20:06
โ—‹ 2026-03-25 08:50:52
โ— 2026-03-26 11:20:40
โ— 2026-03-29 15:31:40
โ—‹ 2026-04-05 04:14:42
โ—‹ 2026-05-13 13:39:08
โ— 2026-05-16 19:50:08
โ—‹ 2026-05-22 15:39:46
โ—‹ 2026-05-25 09:34:36
โ— 2026-05-26 05:03:52
โ—‹ 2026-06-03 18:37:04
โ—‹ 2026-06-03 21:39:20
โ— 2026-06-08 10:25:06
โ—‹ 2026-06-09 05:21:56
โ—‹ 2026-07-13 07:27:10
โ—A2606:4700:3030::6815:13b22026-07-03 โ†’ 2026-07-13 ยท 3 obs
โ—‹ 2026-06-09 05:21:56
โ— 2026-07-03 09:11:18
โ— 2026-07-13 07:27:10
โ—‹A2606:4700:3031::6815:13b22026-02-21 โ†’ 2026-06-09 ยท 20 obs
โ—‹ 2026-02-14 22:53:02
โ— 2026-02-21 19:12:36
โ— 2026-02-23 06:40:48
โ—‹ 2026-02-23 10:28:34
โ— 2026-02-24 08:20:06
โ— 2026-03-25 08:50:52
โ—‹ 2026-03-26 11:20:40
โ—‹ 2026-03-29 15:31:40
โ— 2026-04-05 04:14:42
โ— 2026-05-13 13:39:08
โ—‹ 2026-05-16 19:50:08
โ— 2026-05-22 15:39:46
โ— 2026-05-25 09:34:36
โ—‹ 2026-05-26 05:03:52
โ— 2026-06-03 18:37:04
โ— 2026-06-03 21:39:20
โ—‹ 2026-06-08 10:25:06
โ— 2026-06-09 05:21:56
โ—‹ 2026-07-03 09:11:18
โ—‹ 2026-07-13 07:27:10
โ—‹A2606:4700:3032::681c:b9a2020-12-14 โ†’ 2020-12-14 ยท 4 obs
โ—‹ 2018-01-11 18:10:04
โ— 2020-12-14 20:07:20
โ—‹ 2026-02-14 22:53:02
โ—‹ 2026-07-13 07:27:10
โ—‹A2606:4700:3033::681c:a9a2020-12-14 โ†’ 2020-12-14 ยท 4 obs
โ—‹ 2018-01-11 18:10:04
โ— 2020-12-14 20:07:20
โ—‹ 2026-02-14 22:53:02
โ—‹ 2026-07-13 07:27:10
โ—A2606:4700:3034::ac43:bb0a2026-07-03 โ†’ 2026-07-13 ยท 3 obs
โ—‹ 2026-06-09 05:21:56
โ— 2026-07-03 09:11:18
โ— 2026-07-13 07:27:10
โ—‹A2606:4700:3037::ac43:bb0a2020-12-14 โ†’ 2026-06-09 ยท 22 obs
โ—‹ 2018-01-11 18:10:04
โ— 2020-12-14 20:07:20
โ—‹ 2026-02-14 22:53:02
โ— 2026-02-21 19:12:36
โ— 2026-02-23 06:40:48
โ—‹ 2026-02-23 10:28:34
โ— 2026-02-24 08:20:06
โ— 2026-03-25 08:50:52
โ—‹ 2026-03-26 11:20:40
โ—‹ 2026-03-29 15:31:40
โ— 2026-04-05 04:14:42
โ— 2026-05-13 13:39:08
โ—‹ 2026-05-16 19:50:08
โ— 2026-05-22 15:39:46
โ— 2026-05-25 09:34:36
โ—‹ 2026-05-26 05:03:52
โ— 2026-06-03 18:37:04
โ— 2026-06-03 21:39:20
โ—‹ 2026-06-08 10:25:06
โ— 2026-06-09 05:21:56
โ—‹ 2026-07-03 09:11:18
โ—‹ 2026-07-13 07:27:10
โ—‹A2a06:98c1:3120::2026-02-14 โ†’ 2026-06-08 ยท 20 obs
โ—‹ 2020-12-14 20:07:20
โ— 2026-02-14 22:53:02
โ—‹ 2026-02-21 19:12:36
โ—‹ 2026-02-23 06:40:48
โ— 2026-02-23 10:28:34
โ—‹ 2026-02-24 08:20:06
โ—‹ 2026-03-25 08:50:52
โ— 2026-03-26 11:20:40
โ— 2026-03-29 15:31:40
โ—‹ 2026-04-05 04:14:42
โ—‹ 2026-05-13 13:39:08
โ— 2026-05-16 19:50:08
โ—‹ 2026-05-22 15:39:46
โ—‹ 2026-05-25 09:34:36
โ— 2026-05-26 05:03:52
โ—‹ 2026-06-03 18:37:04
โ—‹ 2026-06-03 21:39:20
โ— 2026-06-08 10:25:06
โ—‹ 2026-06-09 05:21:56
โ—‹ 2026-07-13 07:27:10
โ—‹A2a06:98c1:3121::2026-02-14 โ†’ 2026-06-08 ยท 20 obs
โ—‹ 2020-12-14 20:07:20
โ— 2026-02-14 22:53:02
โ—‹ 2026-02-21 19:12:36
โ—‹ 2026-02-23 06:40:48
โ— 2026-02-23 10:28:34
โ—‹ 2026-02-24 08:20:06
โ—‹ 2026-03-25 08:50:52
โ— 2026-03-26 11:20:40
โ— 2026-03-29 15:31:40
โ—‹ 2026-04-05 04:14:42
โ—‹ 2026-05-13 13:39:08
โ— 2026-05-16 19:50:08
โ—‹ 2026-05-22 15:39:46
โ—‹ 2026-05-25 09:34:36
โ— 2026-05-26 05:03:52
โ—‹ 2026-06-03 18:37:04
โ—‹ 2026-06-03 21:39:20
โ— 2026-06-08 10:25:06
โ—‹ 2026-06-09 05:21:56
โ—‹ 2026-07-13 07:27:10
โ—‹A64.235.34.802016-10-16 โ†’ 2018-01-11 ยท 5 obs
โ—‹ 2016-10-08 11:10:28
โ— 2016-10-16 15:22:52
โ— 2018-01-11 18:10:04
โ—‹ 2020-12-14 20:07:20
โ—‹ 2026-07-13 07:27:10
โ—‹A64.235.50.1622015-09-01 โ†’ 2016-10-08 ยท 4 obs
โ— 2015-09-01 19:15:48
โ— 2016-10-08 11:10:28
โ—‹ 2016-10-16 15:22:52
โ—‹ 2026-07-13 07:27:10

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
netb.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net...-
webmaster.neterin.ns.cloudflare.com, sam.ns.cloudflare.com-

โœ… Authoritative Response

Server:172.64.33.141

NS records: erin.ns.cloudflare.com, sam.ns.cloudflare.com

๐Ÿ”’ DNSSEC Status

โš ๏ธ Insecure (no DNSSEC)

No DS record for webmaster.net (unsigned zone)

โฑ๏ธ Timing

Total: 1492ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A2172.67.187.10, 104.21.19.178
AAAA22606:4700:3030::6815:13b2, 2606:4700:3034::ac43:bb0a
NS2erin.ns.cloudflare.com, sam.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...
TXT44bf28d02df5af1b4eed79d79b17c9a21, 4f309843c5ae383834db1a1005ab3206...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1erin.ns.cloudflare.com dns.cloudflare.co

Analysis

Hierarchy

www.webmaster.net, cdn.webmaster.net and cdn8.webmaster.net each fall under the parent domain webmaster.net.

IP Addresses

webmaster.net resolves to four IP addresses: 104.21.19.178, 172.67.187.10, 2606:4700:3030::6815:13b2 and 2606:4700:3034::ac43:bb0a.

Two other host names, along with www.smcghoorpur.com, unlim.by and jx-jerseytex.com, also share IP numbers with webmaster.net.

Name Servers

The NS records for webmaster.net delegate to erin.ns.cloudflare.com and sam.ns.cloudflare.com.

webmaster.net shares its NS records with other domains, for example agsconnolly.com, urbanelementz.com, turpeinen.me and two others.

webmaster.net partially shares its NS delegation with several other domains, including beehiiv.net, top-gold.cz, win-bet88.com and two others.

These name servers often co-occur with the name servers ivan.ns.cloudflare.com.

DNS names with 6 IP addresses:

erin.ns.cloudflare.com maps to 108.162.192.113, 172.64.32.113, 173.245.58.113 and 3 additional IP addresses.

sam.ns.cloudflare.com maps to 108.162.193.141, 172.64.33.141, 173.245.59.141 and 3 additional IP addresses.

Mail Servers

webmaster.net is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

There is at least a partial MX overlap between webmaster.net and other domains, including ns500754.ns500754.ns500754.ns500754.ns500731.ns500731.ns500704.ns500688.ns500671.ns500688.ns500671.ns500671.ns500291.ns500649.lustychickser.com, ns500671.ns500754.ns500742.ns500742.ns500671.ns500742.ns500705.ns500678.ns500671.ns500649.ns500688.ns500649.ns500649.lustychickser.com, ns500698.ns500698.ns500758.ns500759.ns500736.ns500735.ns500698.ns500735.ns500736.ns500736.ns500708.ns500708.ns500708.ns500652.trackreceptor.com and two others.

These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

The A records for aspmx2.googlemail.com return 108.177.123.27 and 2800:3f0:4003:c0f::1b.

The A records for aspmx3.googlemail.com return 172.253.116.26 and 2a00:1450:400b:c02::1a.

The A records for aspmx.l.google.com return 172.253.62.26 and 2607:f8b0:4004:c25::1a.

The A records for alt1.aspmx.l.google.com return 108.177.123.26 and 2800:3f0:4003:c0f::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 2800:3f0:4003:c0f::1b IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 2a00:1450:400b:c02::1a IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 172.253.116.26 IP addresses.