Dig Domains
; <<>> DiG Dig.Domains <<>> any 56.155.104.in-addr.arpa
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 14123
;; flags: qr rd ra; QUERY: 1, ANSWER: 14, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;56.155.104.in-addr.arpa. IN ANY

;; ANSWER SECTION:
56.155.104.in-addr.arpa. 21599 IN NS ns-gce-public1.googledomains.com.
56.155.104.in-addr.arpa. 21599 IN NS ns-gce-public2.googledomains.com.
56.155.104.in-addr.arpa. 21599 IN NS ns-gce-public3.googledomains.com.
56.155.104.in-addr.arpa. 21599 IN NS ns-gce-public4.googledomains.com.
56.155.104.in-addr.arpa. 21599 IN RRSIG	NS 8 5 21600 (
				20181210192232 20181118192232 22558 56.155.104.in-addr.arpa.
				D+rRROIeIcsCE7tKa4sm5/UVTN3YHhr+QyBjXT4N27FdEPchwT+jLUcxebI9tuo3
				/NHeQBQm5mEIWFxuQmoKt8S/H1iJOev4TdzFc+tUbjNbDEPNTEcYuChyC6Rn0H3Z
				ttqUMjL82a7b93GBHHegHb3f+fuY4TwKUOVUS++m6wY= )
56.155.104.in-addr.arpa. 21599 IN SOA ns-gce-public1.googledomains.com. cloud-dns-hostmaster.google.com. (
				1          ; serial
				21600      ; refresh (6 hours)
				3600       ; retry (1 hour)
				259200     ; expire (3 days)
				300        ; minimum (5 minutes)
				)
56.155.104.in-addr.arpa. 21599 IN RRSIG	SOA 8 5 21600 (
				20181210192232 20181118192232 22558 56.155.104.in-addr.arpa.
				X6jUY5FmGAVj3+uwrD2CVWRLpES6A1IMKN9Ec72JZ+MzpRQoBDy7VWM9TqNfO9CA
				v0wa95pVMd1fHbVCWD294emKcuLOUojEqrWGcm1CF6Baq3UWLo8rc9/5qeVsDOVC
				Cy985VEjVjCVCh1ExMieYKVdZjUNT6+raVSRsGyM1lw= )
56.155.104.in-addr.arpa. 299 IN	DNSKEY 256 3 8 (
				AwEAAYjMfKOVj7kD120wXBmKsF+AGGAWBTT2T8KxTuvzMjvuBw9n/e78FQaYcRDY
				EeaWqxrpggaL4khLHqyyVaEFQsu7vbcYLhMAFnrfqNUlMA6CJMHR+PgnbhKV7faF
				4CK10aNxAT5C/gm5BEaESQ7CqKERQcLSADBaYI+ZMPATynf7
				) ; ZSK; alg = RSASHA256; key id = 22558
56.155.104.in-addr.arpa. 299 IN	DNSKEY 257 3 8 (
				AwEAAY7HYnQD3yDZgtz+ZtQeT0UALJ/TGRz/2T6iXvZylTrBecqGW5svt37NtYC9
				LuXpAdGKNZZ2/53bcBTldQpm8ut/2prC14UKdzafIZCrzMmAGUmAeiDeRGhus4xS
				8hD1jSjzuT0omtg6oCn3qwEKoUzYHOpAc7qrmJbQfxB4qZ6aRQ+eHC99qkgqsjy3
				LnaoA6HKIrojHYUazSdD6/N+kCVs6xunow9sLHQXT0rnLOFeYBIZQeoLBNWkuARQ
				XLgZ4GDM4Hil5DVwInhcfoZcm9Yqpo03wHqoS5MaXTKSG0bljFfuFOgsE3HIOXLt
				euSbLSt1sgGFJPBVhThNMDmQ6Bk=
				) ; KSK; alg = RSASHA256; key id = 9017
56.155.104.in-addr.arpa. 299 IN	RRSIG DNSKEY 8 5 300 (
				20181210192232 20181118192232 9017 56.155.104.in-addr.arpa.
				e7oIj7uz3iX/XlVhAwY0KtLJ+RNn5wTWsjB2I5GkSVNQA+d+iC/iP17w+28V6ekP
				qXqRqEaD5dPFHnE5B9/FoLRkro9OeFTw9lJ6eazZaTl8eFxyBbEVC27KSQITWbdM
				FbRqSN7eDFT0aLT/FbDUGHblXPcBMhkHoRVcHyr0D8veU8WtdDuup8UWMaUDJgSn
				ZOkqxdBY3j1SxnB0tp3DRowS2ouGHBZ23RAr1lC/C4rmYBfWiul65xjJRst7NF8z
				4ydzEzvMyJs52fn1YTCSkotY4LzmDzaTwCDqnTPwHoEpOi+dzBJulWYR2R9f0S8E
				nuwj3BKALoG67iXckL9DVg== )
56.155.104.in-addr.arpa. 4 IN NSEC3PARAM 1 0 1 DB13787B38E234A0
56.155.104.in-addr.arpa. 4 IN RRSIG NSEC3PARAM 8 5 0 (
				20181210192232 20181118192232 22558 56.155.104.in-addr.arpa.
				UMnzp3S57vuROQ1UacBpQztpu+ZbbgShn6VsUVB1JXgcMTrDdwU/THImN6ggIJr6
				Fd+T7TQx4GGEYzI/4Gpzsov4C9BmGjg5LtYzR6rzVa/Jp2GXgz8hGK/d8MlTcYjj
				rWMaRBqFnFBPir/AURnV/n7SyuEnjbSMPbbeF4eriK4= )
56.155.104.in-addr.arpa. 299 IN	TYPE59 \# 36 ( 23390802AD7432698396CDDA22FE8632E1376D42D7946D07EF42B9FB72DEBD62
				771961CA )
56.155.104.in-addr.arpa. 299 IN	RRSIG TYPE59 8 5 300 (
				20181210192232 20181118192232 22558 56.155.104.in-addr.arpa.
				HMIVukNlCsaVcPjMPm8KMzoVFmmIvUDEmNsVxdRHKrODASzqb17P4PEDM05iVZMO
				F02/n/F85pg856ufjwJ2P9mE3Fv2OhsihYkDB45wCfLpDHx34qloixT3g4lS05uN
				jpIaYmrZCQ/o/JVw48MCJyCuWPu9i3s2LMcDpt3jVQ4= )

;; Query time: 28 msec
;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Mon Nov 19 18:57:21 EST 2018
;; MSG SIZE  rcvd: 1789


Check the DNS Propagation for 56.155.104.in-addr.arpa