Hi Slawek,

the below are router_extra_attributes

MariaDB [neutron_prod]> select * from router_extra_attributes;
+--------------------------------------+-------------+----------------+----+----------+-------------------------+
| router_id                            | distributed | service_router | ha | ha_vr_id | availability_zone_hints |
+--------------------------------------+-------------+----------------+----+----------+-------------------------+
| 00eb57be-1737-4d0b-8cc4-da5846c88420 |           0 |              0 |  1 |        1 | []                      |
| 077a2576-535a-4851-a5b7-3c9b66b3e257 |           0 |              0 |  1 |        1 | []                      |
| 085d6596-93bf-45c8-a4f5-7c7d6c43882d |           0 |              0 |  1 |        1 | []                      |
| 1ac4ac96-5af2-4ef2-a158-d9ed76ba63c5 |           0 |              0 |  1 |        1 | []                      |
| 1bee8603-d3ec-4736-bf76-ed28fe0fd6ca |           0 |              0 |  1 |        1 | []                      |
| 2233a211-4eaa-483b-a360-f68af7ac4e4b |           0 |              0 |  1 |        1 | []                      |
| 2ad5d5b0-53b4-450b-a6c6-73e646608947 |           0 |              0 |  1 |        1 | []                      |
| 37f98339-a9c5-4d3c-a1fb-08325e993458 |           0 |              0 |  1 |        2 | []                      |
| 3997e8b7-aa8a-4608-abbb-e65d60e6eec0 |           0 |              0 |  1 |        1 | []                      |
| 3d53e780-f45f-439d-9d22-f1cc382196df |           0 |              0 |  1 |        1 | []                      |
| 3da6fd20-0240-4769-8dc8-688424180aa2 |           0 |              0 |  1 |        1 | []                      |
| 421dfec9-b33d-43dd-90e3-a0db7301d3fd |           0 |              0 |  1 |        1 | []                      |
| 42ded4a2-de26-4867-b9ab-7f21d972009e |           0 |              0 |  1 |        1 | []                      |
| 4b1552dd-7b6e-4b32-8cff-6d11cfd755f2 |           0 |              0 |  1 |        1 | []                      |
| 4f080054-462b-46a6-9e0f-377e35123f7c |           0 |              0 |  1 |        1 | []                      |
| 5008ad0f-ec77-459a-9195-2c34b3bc4680 |           0 |              0 |  1 |        1 | []                      |
| 55e7fe24-53b3-4883-b764-b83ffd480a28 |           0 |              0 |  1 |        1 | []                      |
| 5e3bda2a-2469-469d-82ab-09b4d1aed790 |           0 |              0 |  1 |        1 | []                      |
| 5e966e1e-08cd-49b4-8392-83b7023ee53b |           0 |              0 |  1 |        3 | []                      |
| 634f2dad-4f78-43ea-8cf0-9b42de11ef8b |           0 |              0 |  1 |        1 | []                      |
| 6fd23e32-763e-44a3-b257-0a975edefa3f |           0 |              0 |  1 |        1 | []                      |
| 701582e5-cf92-423c-840a-64894f1d95d6 |           0 |              0 |  1 |        1 | []                      |
| 73e816a9-973f-4a3b-8fd8-63944b145ff9 |           0 |              0 |  1 |        1 | []                      |
| 7c64619c-b2a1-4813-bbdb-19d934de8eab |           0 |              0 |  1 |        1 | []                      |
| 7e43523d-ac06-4a12-a517-0ebcecb5f27d |           0 |              0 |  1 |        1 | []                      |
| 88dc1c1e-0ca2-41c0-b627-1b4d7aa59b0b |           0 |              0 |  1 |        1 | []                      |
| 8d8bc451-876a-42a7-9dc9-014522dc209f |           0 |              0 |  1 |        1 | []                      |
| 8e7b26db-4ad9-4d25-92ff-f8748ecf1b4f |           0 |              0 |  1 |        1 | []                      |
| 9694273d-1c68-4e24-9c9b-7be352c36adc |           0 |              0 |  1 |        1 | []                      |
| 98eed3f6-57a1-477c-b698-6a23abbd1fca |           0 |              0 |  1 |        1 | []                      |
| 9cd8e04e-b477-4d45-bfde-4285f19445c2 |           0 |              0 |  1 |        1 | []                      |
| a26bc4c4-e834-479e-9b41-90a909811140 |           0 |              0 |  1 |        2 | []                      |
| a3060355-4810-45d9-95f5-4357881a24f7 |           0 |              0 |  1 |        1 | []                      |
| a8e96386-e961-4d69-90cb-90b9f0da447a |           0 |              0 |  1 |        1 | []                      |
| acf2651e-cdb5-4334-9008-37ee9955b213 |           0 |              0 |  1 |        1 | []                      |
| aee5670a-d657-495a-b87b-bf0ee3384e42 |           0 |              0 |  1 |        1 | []                      |
| b1853f6f-dd7a-4a0e-8941-0c50d1bbbe56 |           0 |              0 |  1 |        1 | []                      |
| b46cdcfd-a384-47b8-889c-da3738945302 |           0 |              0 |  1 |        1 | []                      |
| b517c709-f3e6-463a-8466-fe5737b145cb |           0 |              0 |  1 |        1 | []                      |
| bdfffa3e-3cc5-4973-be0c-0050c1f33e39 |           0 |              0 |  1 |        1 | []                      |
| c37e450a-c0f3-4a38-9f3d-e2401cc64286 |           0 |              0 |  1 |        1 | []                      |
| c61415aa-1d05-4b54-916f-ed5a38008b47 |           0 |              0 |  1 |        1 | []                      |
| c8517b8b-92d3-443f-90d7-4a74293e7fce |           0 |              0 |  1 |        1 | []                      |
| cd5dd3c9-24eb-4371-9d90-273c456894b8 |           0 |              0 |  1 |        1 | []                      |
| cfb16c8d-4c31-4f5a-b3c4-8b5966006178 |           0 |              0 |  1 |        1 | []                      |
| d2ea55f4-7dce-4729-a7d8-0fdbe1be2834 |           0 |              0 |  1 |        1 | []                      |
| d49a1d58-ebc8-43b0-b952-2cd1613b822c |           0 |              0 |  1 |        1 | []                      |
| d541245c-9d04-4a78-b1dd-842b3ee2d42f |           0 |              0 |  1 |        1 | []                      |
| e0183353-6672-4341-8244-92ff72a52fe6 |           0 |              0 |  1 |        1 | ["AZ1"]                 |
| e619d661-6ad7-4652-b38c-be3aff088e81 |           0 |              0 |  1 |        1 | []                      |
| e7e5ee95-6b0f-4f38-a9f1-6b042cdb7c97 |           0 |              0 |  1 |        1 | []                      |
+--------------------------------------+-------------+----------------+----+----------+-------------------------+