cracking.org - dns.ninja

cracking.org

DNSSECโš ๏ธ Not signed
A2a06:98c1:3120::4๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2a06:98c1:3120::/48 โœ“ In HTTPS hints
A2a06:98c1:3121::4๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2a06:98c1:3121::/48 โœ“ In HTTPS hints
A188.114.96.4๐Ÿ‡ณ๐Ÿ‡ฑ Cloudflare188.114.96.0/24 โœ“ In HTTPS hints
A188.114.97.4๐Ÿ‡ณ๐Ÿ‡ฑ Cloudflare188.114.97.0/24 โœ“ In HTTPS hints
NSfaye.ns.cloudflare.com โญ
A2606:4700:50::a29f:26b4๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfaye.ns.cloudflare.com
A2803:f800:50::6ca2:c2b4๐Ÿ‡จ๐Ÿ‡ท Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRfaye.ns.cloudflare.com
A2a06:98c1:50::ac40:22b4๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2a06:98c1:50::/45
PTRfaye.ns.cloudflare.com
A108.162.194.180๐Ÿ‡บ๐Ÿ‡ธ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfaye.ns.cloudflare.com
A162.159.38.180Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfaye.ns.cloudflare.com
A172.64.34.180๐Ÿ‡บ๐Ÿ‡ธ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfaye.ns.cloudflare.com
NSignat.ns.cloudflare.com
A2606:4700:58::a29f:2c13๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRignat.ns.cloudflare.com
A2803:f800:50::6ca2:c313๐Ÿ‡จ๐Ÿ‡ท Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRignat.ns.cloudflare.com
A2a06:98c1:50::ac40:2313๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2a06:98c1:50::/45
PTRignat.ns.cloudflare.com
A108.162.195.19๐Ÿ‡บ๐Ÿ‡ธ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRignat.ns.cloudflare.com
A162.159.44.19Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRignat.ns.cloudflare.com
A172.64.35.19๐Ÿ‡บ๐Ÿ‡ธ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRignat.ns.cloudflare.com
MXaspmx.l.google.com โญ
A2607:f8b0:4004:c25::1b๐Ÿ‡บ๐Ÿ‡ธ Google2607:f8b0:4004::/48
PTRyuiadtq-in-f27.1e100.net
A172.253.139.26๐Ÿ‡บ๐Ÿ‡ธ Google172.253.139.0/24
PTRyuiadsk-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a๐Ÿ‡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(5)
A2a00:1450:400b:c02::1a๐Ÿ‡ฎ๐Ÿ‡ช Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27๐Ÿ‡บ๐Ÿ‡ธ Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a๐Ÿ‡ฌ๐Ÿ‡ง Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.26๐Ÿ‡บ๐Ÿ‡ธ Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1a๐Ÿ‡ง๐Ÿ‡ช Google2a00:1450:400c::/48
PTRyubrupd-in-f26.1e100.net
A172.253.157.27๐Ÿ‡บ๐Ÿ‡ธ Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
HTTPSHTTP/3, HTTP/2 โœ“ hints match
IPv4 hints188.114.96.4, 188.114.97.4
IPv6 hints2a06:98c1:3120::4, 2a06:98c1:3121::4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=69, name=cloudflare-ech.com
SOAfaye.ns.cloudflare.comdns@cloudflare.com serial=2405520947

org

DNSSEC๐Ÿ”’ Signed (DS record present)
NSa0.org.afilias-nst.info โญ โš ๏ธ Not in parent delegation
NSa2.org.afilias-nst.info โš ๏ธ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info โš ๏ธ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1782762867

Subdomains

Same first word

Similar names

DNS History

38 records (11 active, 27 former)

20162017201820192020202120222023202420252026NSfaye.ns.cloudflare.comignat.ns.cloudflare.combeth.ns.cloudflare.commax.ns.cloudflare.comns1.sedoparking.comns2.sedoparking.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comdc-7c80231b-mail.cracking.orgdc-7c80231b.cracking.orgmail.nickstel.comA188.114.96.4188.114.97.42a06:98c1:3120::42a06:98c1:3121::4104.21.52.182104.21.79.201104.28.14.200104.28.15.200172.67.147.211172.67.202.151188.114.96.0188.114.97.02400:cb00:2048:1::681c:ec82400:cb00:2048:1::681c:fc82606:4700:3030::ac43:93d32606:4700:3031::6815:4fc92606:4700:3034::ac43:ca972606:4700:3035::6815:34b62606:4700:3035::6815:4fc92a06:98c1:3120::2a06:98c1:3121::72.52.4.91
โ—‹NSbeth.ns.cloudflare.com2016-04-30 โ†’ 2021-11-11 ยท 5 obs
โ—‹ 2016-02-11 23:40:04
โ— 2016-04-30 10:34:44
โ— 2021-11-11 21:09:48
โ—‹ 2026-02-15 05:27:54
โ—‹ 2026-06-29 20:30:24
โ—NSfaye.ns.cloudflare.com2026-02-15 โ†’ 2026-06-29 ยท 3 obs
โ—‹ 2021-11-11 21:09:48
โ— 2026-02-15 05:27:54
โ— 2026-06-29 20:30:24
โ—NSignat.ns.cloudflare.com2026-02-15 โ†’ 2026-06-29 ยท 3 obs
โ—‹ 2021-11-11 21:09:48
โ— 2026-02-15 05:27:54
โ— 2026-06-29 20:30:24
โ—‹NSmax.ns.cloudflare.com2016-04-30 โ†’ 2021-11-11 ยท 5 obs
โ—‹ 2016-02-11 23:40:04
โ— 2016-04-30 10:34:44
โ— 2021-11-11 21:09:48
โ—‹ 2026-02-15 05:27:54
โ—‹ 2026-06-29 20:30:24
โ—‹NSns1.sedoparking.com2015-07-14 โ†’ 2016-02-11 ยท 4 obs
โ— 2015-07-14 19:50:52
โ— 2016-02-11 23:40:04
โ—‹ 2016-04-30 10:34:44
โ—‹ 2026-06-29 20:30:24
โ—‹NSns2.sedoparking.com2015-07-14 โ†’ 2016-02-11 ยท 4 obs
โ— 2015-07-14 19:50:52
โ— 2016-02-11 23:40:04
โ—‹ 2016-04-30 10:34:44
โ—‹ 2026-06-29 20:30:24
โ—MXalt1.aspmx.l.google.com2017-07-26 โ†’ 2026-06-29 ยท 3 obs
โ—‹ 2017-02-17 06:57:46
โ— 2017-07-26 18:06:50
โ— 2026-06-29 20:30:24
โ—MXalt2.aspmx.l.google.com2017-07-26 โ†’ 2026-06-29 ยท 3 obs
โ—‹ 2017-02-17 06:57:46
โ— 2017-07-26 18:06:50
โ— 2026-06-29 20:30:24
โ—MXalt3.aspmx.l.google.com2026-02-15 โ†’ 2026-06-29 ยท 3 obs
โ—‹ 2021-11-11 21:09:48
โ— 2026-02-15 05:27:54
โ— 2026-06-29 20:30:24
โ—MXalt4.aspmx.l.google.com2026-02-15 โ†’ 2026-06-29 ยท 3 obs
โ—‹ 2021-11-11 21:09:48
โ— 2026-02-15 05:27:54
โ— 2026-06-29 20:30:24
โ—MXaspmx.l.google.com2017-07-26 โ†’ 2026-06-29 ยท 3 obs
โ—‹ 2017-02-17 06:57:46
โ— 2017-07-26 18:06:50
โ— 2026-06-29 20:30:24
โ—‹MXaspmx2.googlemail.com2017-07-26 โ†’ 2021-11-11 ยท 5 obs
โ—‹ 2017-02-17 06:57:46
โ— 2017-07-26 18:06:50
โ— 2021-11-11 21:09:48
โ—‹ 2026-02-15 05:27:54
โ—‹ 2026-06-29 20:30:24
โ—‹MXaspmx3.googlemail.com2017-07-26 โ†’ 2021-11-11 ยท 5 obs
โ—‹ 2017-02-17 06:57:46
โ— 2017-07-26 18:06:50
โ— 2021-11-11 21:09:48
โ—‹ 2026-02-15 05:27:54
โ—‹ 2026-06-29 20:30:24
โ—‹MXdc-7c80231b-mail.cracking.org2016-09-10 โ†’ 2017-02-17 ยท 5 obs
โ—‹ 2016-04-30 10:34:44
โ— 2016-09-10 05:12:30
โ— 2017-02-17 06:57:46
โ—‹ 2017-07-26 18:06:50
โ—‹ 2026-06-29 20:30:24
โ—‹MXdc-7c80231b.cracking.org2016-04-30 โ†’ 2016-04-30 ยท 4 obs
โ—‹ 2016-02-11 23:40:04
โ— 2016-04-30 10:34:44
โ—‹ 2016-09-10 05:12:30
โ—‹ 2026-06-29 20:30:24
โ—‹MXmail.nickstel.com2015-07-14 โ†’ 2016-02-11 ยท 4 obs
โ— 2015-07-14 19:50:52
โ— 2016-02-11 23:40:04
โ—‹ 2016-04-30 10:34:44
โ—‹ 2026-06-29 20:30:24
โ—‹A104.21.52.1822021-11-11 โ†’ 2021-11-11 ยท 4 obs
โ—‹ 2017-07-28 23:39:54
โ— 2021-11-11 21:09:48
โ—‹ 2026-02-15 05:27:54
โ—‹ 2026-06-29 20:30:24
โ—‹A104.21.79.2012026-02-15 โ†’ 2026-06-29 ยท 10 obs
โ—‹ 2021-11-11 21:09:48
โ— 2026-02-15 05:27:54
โ— 2026-02-15 06:37:12
โ—‹ 2026-02-20 21:35:06
โ— 2026-03-24 06:36:02
โ— 2026-06-14 01:00:08
โ—‹ 2026-06-14 11:52:34
โ— 2026-06-29 03:40:16
โ—‹ 2026-06-29 19:54:56
โ—‹ 2026-06-29 20:30:24
โ—‹A104.28.14.2002016-04-30 โ†’ 2017-07-28 ยท 5 obs
โ—‹ 2016-02-11 23:40:04
โ— 2016-04-30 10:34:44
โ— 2017-07-28 23:39:54
โ—‹ 2021-11-11 21:09:48
โ—‹ 2026-06-29 20:30:24
โ—‹A104.28.15.2002016-04-30 โ†’ 2017-07-28 ยท 5 obs
โ—‹ 2016-02-11 23:40:04
โ— 2016-04-30 10:34:44
โ— 2017-07-28 23:39:54
โ—‹ 2021-11-11 21:09:48
โ—‹ 2026-06-29 20:30:24
โ—‹A172.67.147.2112026-02-15 โ†’ 2026-06-29 ยท 10 obs
โ—‹ 2021-11-11 21:09:48
โ— 2026-02-15 05:27:54
โ— 2026-02-15 06:37:12
โ—‹ 2026-02-20 21:35:06
โ— 2026-03-24 06:36:02
โ— 2026-06-14 01:00:08
โ—‹ 2026-06-14 11:52:34
โ— 2026-06-29 03:40:16
โ—‹ 2026-06-29 19:54:56
โ—‹ 2026-06-29 20:30:24
โ—‹A172.67.202.1512021-11-11 โ†’ 2021-11-11 ยท 4 obs
โ—‹ 2017-07-28 23:39:54
โ— 2021-11-11 21:09:48
โ—‹ 2026-02-15 05:27:54
โ—‹ 2026-06-29 20:30:24
โ—‹A188.114.96.02026-02-20 โ†’ 2026-06-14 ยท 8 obs
โ—‹ 2026-02-15 06:37:12
โ— 2026-02-20 21:35:06
โ—‹ 2026-03-24 06:36:02
โ—‹ 2026-06-14 01:00:08
โ— 2026-06-14 11:52:34
โ— 2026-06-14 13:27:06
โ—‹ 2026-06-27 05:13:06
โ—‹ 2026-06-29 20:30:24
โ—A188.114.96.42026-06-27 โ†’ 2026-06-29 ยท 5 obs
โ—‹ 2026-06-14 13:27:06
โ— 2026-06-27 05:13:06
โ—‹ 2026-06-29 03:40:16
โ— 2026-06-29 19:54:56
โ— 2026-06-29 20:30:24
โ—‹A188.114.97.02026-02-20 โ†’ 2026-06-14 ยท 8 obs
โ—‹ 2026-02-15 06:37:12
โ— 2026-02-20 21:35:06
โ—‹ 2026-03-24 06:36:02
โ—‹ 2026-06-14 01:00:08
โ— 2026-06-14 11:52:34
โ— 2026-06-14 13:27:06
โ—‹ 2026-06-27 05:13:06
โ—‹ 2026-06-29 20:30:24
โ—A188.114.97.42026-06-27 โ†’ 2026-06-29 ยท 5 obs
โ—‹ 2026-06-14 13:27:06
โ— 2026-06-27 05:13:06
โ—‹ 2026-06-29 03:40:16
โ— 2026-06-29 19:54:56
โ— 2026-06-29 20:30:24
โ—‹A2400:cb00:2048:1::681c:ec82016-04-30 โ†’ 2017-07-28 ยท 5 obs
โ—‹ 2016-02-11 23:40:04
โ— 2016-04-30 10:34:44
โ— 2017-07-28 23:39:54
โ—‹ 2021-11-11 21:09:48
โ—‹ 2026-06-29 20:30:24
โ—‹A2400:cb00:2048:1::681c:fc82016-04-30 โ†’ 2017-07-28 ยท 5 obs
โ—‹ 2016-02-11 23:40:04
โ— 2016-04-30 10:34:44
โ— 2017-07-28 23:39:54
โ—‹ 2021-11-11 21:09:48
โ—‹ 2026-06-29 20:30:24
โ—‹A2606:4700:3030::ac43:93d32026-02-15 โ†’ 2026-06-29 ยท 13 obs
โ—‹ 2021-11-11 21:09:48
โ— 2026-02-15 05:27:54
โ— 2026-02-15 06:37:12
โ—‹ 2026-02-20 21:35:06
โ— 2026-03-24 06:36:02
โ— 2026-04-04 07:28:54
โ—‹ 2026-04-09 14:42:58
โ— 2026-04-23 14:13:12
โ— 2026-06-14 01:00:08
โ—‹ 2026-06-14 11:52:34
โ— 2026-06-29 03:40:16
โ—‹ 2026-06-29 19:54:56
โ—‹ 2026-06-29 20:30:24
โ—‹A2606:4700:3031::6815:4fc92026-02-15 โ†’ 2026-06-14 ยท 11 obs
โ—‹ 2021-11-11 21:09:48
โ— 2026-02-15 05:27:54
โ— 2026-02-15 06:37:12
โ—‹ 2026-02-20 21:35:06
โ— 2026-03-24 06:36:02
โ— 2026-04-04 07:28:54
โ—‹ 2026-04-09 14:42:58
โ— 2026-04-23 14:13:12
โ— 2026-06-14 01:00:08
โ—‹ 2026-06-14 11:52:34
โ—‹ 2026-06-29 20:30:24
โ—‹A2606:4700:3034::ac43:ca972021-11-11 โ†’ 2021-11-11 ยท 4 obs
โ—‹ 2017-07-28 23:39:54
โ— 2021-11-11 21:09:48
โ—‹ 2026-02-15 05:27:54
โ—‹ 2026-06-29 20:30:24
โ—‹A2606:4700:3035::6815:34b62021-11-11 โ†’ 2021-11-11 ยท 4 obs
โ—‹ 2017-07-28 23:39:54
โ— 2021-11-11 21:09:48
โ—‹ 2026-02-15 05:27:54
โ—‹ 2026-06-29 20:30:24
โ—‹A2606:4700:3035::6815:4fc92026-06-29 โ†’ 2026-06-29 ยท 4 obs
โ—‹ 2026-06-27 05:13:06
โ— 2026-06-29 03:40:16
โ—‹ 2026-06-29 19:54:56
โ—‹ 2026-06-29 20:30:24
โ—‹A2a06:98c1:3120::2026-02-20 โ†’ 2026-06-14 ยท 11 obs
โ—‹ 2026-02-15 06:37:12
โ— 2026-02-20 21:35:06
โ—‹ 2026-03-24 06:36:02
โ—‹ 2026-04-04 07:28:54
โ— 2026-04-09 14:42:58
โ—‹ 2026-04-23 14:13:12
โ—‹ 2026-06-14 01:00:08
โ— 2026-06-14 11:52:34
โ— 2026-06-14 13:27:06
โ—‹ 2026-06-27 05:13:06
โ—‹ 2026-06-29 20:30:24
โ—A2a06:98c1:3120::42026-06-27 โ†’ 2026-06-29 ยท 5 obs
โ—‹ 2026-06-14 13:27:06
โ— 2026-06-27 05:13:06
โ—‹ 2026-06-29 03:40:16
โ— 2026-06-29 19:54:56
โ— 2026-06-29 20:30:24
โ—‹A2a06:98c1:3121::2026-02-20 โ†’ 2026-06-14 ยท 11 obs
โ—‹ 2026-02-15 06:37:12
โ— 2026-02-20 21:35:06
โ—‹ 2026-03-24 06:36:02
โ—‹ 2026-04-04 07:28:54
โ— 2026-04-09 14:42:58
โ—‹ 2026-04-23 14:13:12
โ—‹ 2026-06-14 01:00:08
โ— 2026-06-14 11:52:34
โ— 2026-06-14 13:27:06
โ—‹ 2026-06-27 05:13:06
โ—‹ 2026-06-29 20:30:24
โ—A2a06:98c1:3121::42026-06-27 โ†’ 2026-06-29 ยท 5 obs
โ—‹ 2026-06-14 13:27:06
โ— 2026-06-27 05:13:06
โ—‹ 2026-06-29 03:40:16
โ— 2026-06-29 19:54:56
โ— 2026-06-29 20:30:24
โ—‹A72.52.4.912015-07-14 โ†’ 2016-02-11 ยท 4 obs
โ— 2015-07-14 19:50:52
โ— 2016-02-11 23:40:04
โ—‹ 2016-04-30 10:34:44
โ—‹ 2026-06-29 20:30:24

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org-
cracking.orgfaye.ns.cloudflare.com, ignat.ns.cloudflare.com-

โœ… Authoritative Response

Server:162.159.44.19

NS records: faye.ns.cloudflare.com, ignat.ns.cloudflare.com

๐Ÿ”’ DNSSEC Status

โš ๏ธ Insecure (no DNSSEC)

No DS record for cracking.org (unsigned zone)

โฑ๏ธ Timing

Total: 2055ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A2104.21.79.201, 172.67.147.211
AAAA22606:4700:3030::ac43:93d3, 2606:4700:3035::6815:4fc9
NS2faye.ns.cloudflare.com, ignat.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1faye.ns.cloudflare.com dns.cloudflare.co

Analysis

Hierarchy

The domain www.cracking.org falls under the parent cracking.org.

IP Addresses

cracking.org points to the four IP addresses 188.114.96.4, 188.114.97.4, 2a06:98c1:3120::4 and 2a06:98c1:3121::4.

Among the host names that share IP numbers with cracking.org are tesi.com.ua, dutchhaven.shop, www.instat.mg and two others.

Name Servers

DNS delegation for cracking.org points to two name servers: faye.ns.cloudflare.com and ignat.ns.cloudflare.com.

cracking.org has the same name server delegation as a number of other domains, such as co2-label.dk, briandhall.com, ekor4d.org and two more.

At least some of cracking.org's name servers are shared with other domains, for example staramazon.com, denieuwezuidplaspolder.nl, yentaro.com and two more.

These name servers are often deployed together with the name servers ziggy.ns.cloudflare.com, ridge.ns.cloudflare.com, katelyn.ns.cloudflare.com and candy.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

faye.ns.cloudflare.com has IP addresses 108.162.194.180, 162.159.38.180 and 172.64.34.180, plus 3 other.

ignat.ns.cloudflare.com has IP addresses 108.162.195.19, 162.159.44.19 and 172.64.35.19, plus 3 other.

Mail Servers

cracking.org has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

cracking.org shares at least some of its mail servers with other domains โ€” for example ns500821.ns500794.ns500841.ns500821.ns500821.ns500795.ns500821.ns500795.ns500821.ns500821.ns500821.ns500795.ns500795.ns500795.ns500790.ns500795.lustypartnersfinder.com, ns500698.ns500759.ns500758.ns500758.ns500698.ns500735.ns500735.ns500735.ns500735.ns500735.ns500698.ns500698.ns500619.ns500576.ns500652.ns500619.ns500619.trackreceptor.com, ns500758.ns500698.ns500758.ns500758.ns500735.ns500735.ns500698.ns500708.ns500708.ns500576.ns500708.ns500652.trackreceptor.com and two more.

It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 more.

Hosts with two IP numbers each:

aspmx.l.google.com has two IP addresses: 172.253.139.26 and 2607:f8b0:4004:c25::1b.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.27 and 2a00:1450:400c:c23::1a.